Malware Analysis Report

2025-04-03 09:48

Sample ID 240330-vyevwsbc36
Target 4094783d73488eee71a0912549b02816_JaffaCakes118
SHA256 ae529dd95d3d7b5667cc3b2df9fb2e28e94bbd40a80c2b7c150a0d3511e4e7b9
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: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

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 Overview

score
10/10

SHA256

ae529dd95d3d7b5667cc3b2df9fb2e28e94bbd40a80c2b7c150a0d3511e4e7b9

Threat Level: Known bad

The file 4094783d73488eee71a0912549b02816_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

lokibot collection spyware stealer trojan

Lokibot

Reads user/profile data of web browsers

Loads dropped DLL

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Program crash

NSIS installer

Suspicious use of AdjustPrivilegeToken

outlook_win_path

outlook_office_path

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-30 17:23

Signatures

Unsigned PE

Description Indicator Process Target
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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-30 17:23

Reported

2024-03-30 17:26

Platform

win7-20240221-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_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\4094783d73488eee71a0912549b02816_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-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 2964 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 74f26d34ffff049368a6cff8812f86ee.gq udp

Files

\Users\Admin\AppData\Local\Temp\nso7C33.tmp\yqbylrwo.dll

MD5 e0bd3fde206f2149f8a4a3e2751a20c3
SHA1 1bd4a26d69ce5a2f962e7d8d690704242844186a
SHA256 0feaffcf57c73f9afc69bdecdb9818def452175101c633a1b39d39018654040c
SHA512 1b48520702f6c2c95355799a23ed25a2541a715d9a45745b48c1755f3a578bca121503fc96626e7e46b69e54da8a5c75bec41d73dca2d9cbbfd1091fffb3cb75

memory/2964-8-0x0000000010000000-0x000000001000D000-memory.dmp

memory/2680-9-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2680-11-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2964-12-0x0000000010000000-0x000000001000D000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2461186416-2307104501-1787948496-1000\0f5007522459c86e95ffcc62f32308f1_0f07e186-1bdc-490d-8c6e-7c4aeae2b85a

MD5 d898504a722bff1524134c6ab6a5eaa5
SHA1 e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA512 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2461186416-2307104501-1787948496-1000\0f5007522459c86e95ffcc62f32308f1_0f07e186-1bdc-490d-8c6e-7c4aeae2b85a

MD5 c07225d4e7d01d31042965f048728a0a
SHA1 69d70b340fd9f44c89adb9a2278df84faa9906b7
SHA256 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA512 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

memory/2680-54-0x0000000000400000-0x00000000004A2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-30 17:23

Reported

2024-03-30 17:26

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_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\4094783d73488eee71a0912549b02816_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-1-5-21-609813121-2907144057-1731107329-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe
PID 3360 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4094783d73488eee71a0912549b02816_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 40.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 74f26d34ffff049368a6cff8812f86ee.gq udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 74f26d34ffff049368a6cff8812f86ee.gq udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 74f26d34ffff049368a6cff8812f86ee.gq udp

Files

C:\Users\Admin\AppData\Local\Temp\nsd82AE.tmp\yqbylrwo.dll

MD5 e0bd3fde206f2149f8a4a3e2751a20c3
SHA1 1bd4a26d69ce5a2f962e7d8d690704242844186a
SHA256 0feaffcf57c73f9afc69bdecdb9818def452175101c633a1b39d39018654040c
SHA512 1b48520702f6c2c95355799a23ed25a2541a715d9a45745b48c1755f3a578bca121503fc96626e7e46b69e54da8a5c75bec41d73dca2d9cbbfd1091fffb3cb75

memory/3360-8-0x0000000010000000-0x000000001000D000-memory.dmp

memory/5008-9-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/3360-11-0x0000000010000000-0x000000001000D000-memory.dmp

memory/5008-12-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/5008-13-0x0000000000400000-0x00000000004A2000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-609813121-2907144057-1731107329-1000\0f5007522459c86e95ffcc62f32308f1_0eba5ade-06df-4bb4-82bc-b49b963c83eb

MD5 d898504a722bff1524134c6ab6a5eaa5
SHA1 e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA512 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-609813121-2907144057-1731107329-1000\0f5007522459c86e95ffcc62f32308f1_0eba5ade-06df-4bb4-82bc-b49b963c83eb

MD5 c07225d4e7d01d31042965f048728a0a
SHA1 69d70b340fd9f44c89adb9a2278df84faa9906b7
SHA256 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA512 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

memory/5008-55-0x0000000000400000-0x00000000004A2000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-03-30 17:23

Reported

2024-03-30 17:26

Platform

win7-20240221-en

Max time kernel

121s

Max time network

120s

Command Line

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

Signatures

Lokibot

trojan spyware stealer lokibot

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\SysWOW64\rundll32.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\rundll32.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2488 set thread context of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2020 wrote to memory of 2488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2020 wrote to memory of 2488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2020 wrote to memory of 2488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2020 wrote to memory of 2488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2020 wrote to memory of 2488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2020 wrote to memory of 2488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2020 wrote to memory of 2488 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2488 wrote to memory of 2764 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\rundll32.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\SysWOW64\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

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

C:\Windows\SysWOW64\rundll32.exe

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

C:\Windows\SysWOW64\rundll32.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 74f26d34ffff049368a6cff8812f86ee.gq udp

Files

memory/2488-0-0x0000000010000000-0x000000001000D000-memory.dmp

memory/2764-1-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2488-2-0x0000000010000000-0x000000001000D000-memory.dmp

memory/2764-4-0x0000000000400000-0x00000000004A2000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2297530677-1229052932-2803917579-1000\0f5007522459c86e95ffcc62f32308f1_63be8c66-23f0-4400-84bb-c1a439222555

MD5 d898504a722bff1524134c6ab6a5eaa5
SHA1 e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA512 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2297530677-1229052932-2803917579-1000\0f5007522459c86e95ffcc62f32308f1_63be8c66-23f0-4400-84bb-c1a439222555

MD5 c07225d4e7d01d31042965f048728a0a
SHA1 69d70b340fd9f44c89adb9a2278df84faa9906b7
SHA256 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA512 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

memory/2764-48-0x0000000000400000-0x00000000004A2000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-03-30 17:23

Reported

2024-03-30 17:26

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\yqbylrwo.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 4840 wrote to memory of 4716 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4840 wrote to memory of 4716 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4840 wrote to memory of 4716 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4716 wrote to memory of 3128 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4716 wrote to memory of 3128 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4716 wrote to memory of 3128 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4716 wrote to memory of 3128 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

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

C:\Windows\SysWOW64\rundll32.exe

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

C:\Windows\SysWOW64\rundll32.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4716 -ip 4716

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 688

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 45.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 41.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp

Files

memory/4716-0-0x0000000010000000-0x000000001000D000-memory.dmp