Malware Analysis Report

2024-11-15 09:27

Sample ID 240510-w8brnabc9v
Target 30792d175bc0315e919a938faeeba246_JaffaCakes118
SHA256 f81955d71f3b6bda792886a815e36fee54ab72b51e45c02533f3f7f1c9e9c7a0
Tags
lokibot collection spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral9

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral10

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral12

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral13

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral7

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral14

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral11

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

f81955d71f3b6bda792886a815e36fee54ab72b51e45c02533f3f7f1c9e9c7a0

Threat Level: Known bad

The file 30792d175bc0315e919a938faeeba246_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

lokibot collection spyware stealer trojan

Lokibot

Deletes itself

Reads user/profile data of web browsers

Executes dropped EXE

Loads dropped DLL

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Enumerates physical storage devices

Unsigned PE

Program crash

NSIS installer

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

outlook_office_path

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-10 18:35

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

NSIS installer

installer
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Analysis: behavioral9

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win7-20240215-en

Max time kernel

121s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 224

Network

N/A

Files

N/A

Analysis: behavioral10

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win10v2004-20240426-en

Max time kernel

137s

Max time network

128s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4164 wrote to memory of 4056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4164 wrote to memory of 4056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4164 wrote to memory of 4056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4056 -ip 4056

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4056 -s 612

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.196.65:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 65.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
BE 2.17.196.65:443 www.bing.com tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 101.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral12

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\uninst.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe N/A

Enumerates physical storage devices

NSIS installer

installer
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\uninst.exe

"C:\Users\Admin\AppData\Local\Temp\uninst.exe"

C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

"C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
BE 2.17.196.105:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 105.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 24.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 134.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

MD5 96910c8a8d4b7ede90a59c90d105c511
SHA1 413e570bcb74495a7d4dd8b96ab64aef381ee876
SHA256 8c3f7744fbc3b8280a578436a1c58eb12308d58285ae554ffed9e38c3742126f
SHA512 4a7308a754b8c137f24475785b00b00ff8705cfe795a17fadec4fff3f472bd53d177e85bae09e6b3799b7c35a5365b122c1f1517dfc22b1b5f73453474e37a14

C:\Users\Admin\AppData\Local\Temp\nsp5322.tmp\LangDLL.dll

MD5 b26b412d9f1050ad53f663c972fdcd9f
SHA1 7bc4ed444f3f8fd14c2c36784d828175bace8c17
SHA256 70c842f318f691d92e5829616a283aa9bf9dc18cea6f39bad028e176056b591a
SHA512 ba350a10b41c0cfe34c502e3d0e68fbfe1489448c85a282e0a5e444fa58d0dd8be2e566e21f0734a0debfc454f08b84140964c09c4c952f6a442642c911d7b46

Analysis: behavioral13

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win7-20240220-en

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 224

Network

N/A

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win7-20240508-en

Max time kernel

149s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe"

Signatures

Lokibot

trojan spyware stealer lokibot

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 whopetithelp.ru udp

Files

\Users\Admin\AppData\Local\Temp\nsy10E3.tmp\System.dll

MD5 3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1 fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256 fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA512 0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

memory/2184-7-0x00000000003D0000-0x00000000003EE000-memory.dmp

memory/3044-8-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2184-11-0x00000000003D0000-0x00000000003EE000-memory.dmp

memory/3044-10-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/3044-12-0x0000000000400000-0x00000000004A2000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2737914667-933161113-3798636211-1000\0f5007522459c86e95ffcc62f32308f1_07cfaa2b-05f3-43ad-9a8b-0541b0b16272

MD5 d898504a722bff1524134c6ab6a5eaa5
SHA1 e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA512 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2737914667-933161113-3798636211-1000\0f5007522459c86e95ffcc62f32308f1_07cfaa2b-05f3-43ad-9a8b-0541b0b16272

MD5 c07225d4e7d01d31042965f048728a0a
SHA1 69d70b340fd9f44c89adb9a2278df84faa9906b7
SHA256 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA512 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

memory/3044-48-0x0000000000400000-0x00000000004A2000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win7-20231129-en

Max time kernel

119s

Max time network

120s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 244

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4952 wrote to memory of 4296 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4952 wrote to memory of 4296 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4952 wrote to memory of 4296 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4296 -ip 4296

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4296 -s 636

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
BE 2.17.196.96:443 www.bing.com tcp
US 8.8.8.8:53 96.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 101.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 8.167.79.40.in-addr.arpa udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win7-20240220-en

Max time kernel

120s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 224

Network

N/A

Files

N/A

Analysis: behavioral7

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win7-20240221-en

Max time kernel

122s

Max time network

127s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 228

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\30792d175bc0315e919a938faeeba246_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2452 -ip 2452

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 884

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.196.96:443 www.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 96.196.17.2.in-addr.arpa udp
BE 2.17.196.96:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 24.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 134.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 13.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\nsf541C.tmp\System.dll

MD5 3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1 fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256 fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA512 0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

memory/2452-6-0x00000000026D0000-0x00000000026EE000-memory.dmp

memory/2452-7-0x00000000026D0000-0x00000000026EE000-memory.dmp

Analysis: behavioral8

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

152s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2584 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2584 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2584 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1448 -ip 1448

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1448 -s 612

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 24.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.187.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 234.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 8.167.79.40.in-addr.arpa udp

Files

N/A

Analysis: behavioral14

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win10v2004-20240426-en

Max time kernel

132s

Max time network

102s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1616 wrote to memory of 4604 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1616 wrote to memory of 4604 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1616 wrote to memory of 4604 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4604 -ip 4604

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 600

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.196.96:443 www.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 96.196.17.2.in-addr.arpa udp
BE 2.17.196.96:443 www.bing.com tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 134.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

N/A

Analysis: behavioral6

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win10v2004-20240508-en

Max time kernel

120s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4108 wrote to memory of 4524 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4108 wrote to memory of 4524 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4108 wrote to memory of 4524 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4524 -ip 4524

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 600

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 134.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp

Files

N/A

Analysis: behavioral11

Detonation Overview

Submitted

2024-05-10 18:35

Reported

2024-05-10 18:37

Platform

win7-20240221-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\uninst.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\uninst.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe N/A

Enumerates physical storage devices

NSIS installer

installer
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\uninst.exe

"C:\Users\Admin\AppData\Local\Temp\uninst.exe"

C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

"C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

MD5 96910c8a8d4b7ede90a59c90d105c511
SHA1 413e570bcb74495a7d4dd8b96ab64aef381ee876
SHA256 8c3f7744fbc3b8280a578436a1c58eb12308d58285ae554ffed9e38c3742126f
SHA512 4a7308a754b8c137f24475785b00b00ff8705cfe795a17fadec4fff3f472bd53d177e85bae09e6b3799b7c35a5365b122c1f1517dfc22b1b5f73453474e37a14

\Users\Admin\AppData\Local\Temp\nstF3E.tmp\LangDLL.dll

MD5 b26b412d9f1050ad53f663c972fdcd9f
SHA1 7bc4ed444f3f8fd14c2c36784d828175bace8c17
SHA256 70c842f318f691d92e5829616a283aa9bf9dc18cea6f39bad028e176056b591a
SHA512 ba350a10b41c0cfe34c502e3d0e68fbfe1489448c85a282e0a5e444fa58d0dd8be2e566e21f0734a0debfc454f08b84140964c09c4c952f6a442642c911d7b46