Malware Analysis Report

2025-04-14 03:33

Sample ID 240612-2wy93sxgjq
Target a2cf53d5780a776dcad7ca9689851d90_JaffaCakes118
SHA256 136a112cbbf08b157f9f6c68a0d7687800d1637d3bb21630ffdfa58331524eb5
Tags
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral7

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral9

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: behavioral10

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral11

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral12

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

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 Overview

score
7/10

SHA256

136a112cbbf08b157f9f6c68a0d7687800d1637d3bb21630ffdfa58331524eb5

Threat Level: Shows suspicious behavior

The file a2cf53d5780a776dcad7ca9689851d90_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary


Loads dropped DLL

Program crash

Enumerates physical storage devices

Unsigned PE

NSIS installer

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-12 22:56

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

NSIS installer

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

Analysis: behavioral6

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win10v2004-20240611-en

Max time kernel

91s

Max time network

95s

Command Line

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

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3952 wrote to memory of 2804 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3952 wrote to memory of 2804 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3952 wrote to memory of 2804 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\Banner.dll,#1

C:\Windows\SysWOW64\rundll32.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp

Files

N/A

Analysis: behavioral7

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win7-20240508-en

Max time kernel

117s

Max time network

119s

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 2412 -s 224

Network

N/A

Files

N/A

Analysis: behavioral8

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

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 2020 wrote to memory of 1288 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2020 wrote to memory of 1288 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2020 wrote to memory of 1288 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 368 -p 1288 -ip 1288

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 612

Network

Files

N/A

Analysis: behavioral9

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win7-20231129-en

Max time kernel

118s

Max time network

120s

Command Line

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

Signatures

Processes

C:\Windows\system32\rundll32.exe

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

C:\Windows\SysWOW64\rundll32.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 224

Network

N/A

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win7-20240221-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2cf53d5780a776dcad7ca9689851d90_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\a2cf53d5780a776dcad7ca9689851d90_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a2cf53d5780a776dcad7ca9689851d90_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dtrack.sslsecure1.com udp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp

Files

\Users\Admin\AppData\Local\Temp\nst2C30.tmp\nsisdl.dll

MD5 1dadb63a5dfaa0679485c5dbaf96033f
SHA1 d1717aab683c55bd13bbd520d2a91178efa0d676
SHA256 72c65f7cd4a611b077b1ad0be8185780909e9cb04c53ecdac3e17fc72c99b245
SHA512 46535c2d96937d49ee7c222428db4a8d61eb346efa0845fcd88e06523ed7836518e5a72d623e9c5563bf6759b449b6d2fcb0340b98a6e7966027bc983db4f722

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win7-20240221-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\$EXEFILE.exe"

Signatures

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\$EXEFILE.exe

"C:\Users\Admin\AppData\Local\Temp\$EXEFILE.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dtrack.secdls.com udp

Files

memory/1972-0-0x000007FEF630E000-0x000007FEF630F000-memory.dmp

memory/1972-1-0x0000000001DA0000-0x0000000001DE2000-memory.dmp

memory/1972-2-0x000007FEF6050000-0x000007FEF69ED000-memory.dmp

memory/1972-3-0x000007FEF6050000-0x000007FEF69ED000-memory.dmp

memory/1972-4-0x000007FEF6050000-0x000007FEF69ED000-memory.dmp

memory/1972-5-0x000007FEF6050000-0x000007FEF69ED000-memory.dmp

memory/1972-6-0x000007FEF6050000-0x000007FEF69ED000-memory.dmp

memory/1972-8-0x000007FEF6050000-0x000007FEF69ED000-memory.dmp

Analysis: behavioral10

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.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 3516 wrote to memory of 3104 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3516 wrote to memory of 3104 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3516 wrote to memory of 3104 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\nsisdl.dll,#1

C:\Windows\SysWOW64\rundll32.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3104 -ip 3104

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 628

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

N/A

Analysis: behavioral11

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win7-20240611-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe"

Signatures

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe

"C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dtrack.secdls.com udp

Files

memory/2652-0-0x000007FEF5FBE000-0x000007FEF5FBF000-memory.dmp

memory/2652-1-0x0000000000980000-0x00000000009C2000-memory.dmp

memory/2652-2-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

memory/2652-3-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

memory/2652-4-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

memory/2652-5-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

memory/2652-6-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

memory/2652-8-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

Analysis: behavioral12

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win10v2004-20240611-en

Max time kernel

93s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe"

Signatures

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe

"C:\Users\Admin\AppData\Local\Temp\$TEMP\$EXEFILE.exe"

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 dtrack.secdls.com udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 25.24.18.2.in-addr.arpa udp
BE 2.17.107.115:443 www.bing.com tcp
US 8.8.8.8:53 115.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 dtrack.secdls.com 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 22.236.111.52.in-addr.arpa udp

Files

memory/2604-0-0x00007FFBC06E5000-0x00007FFBC06E6000-memory.dmp

memory/2604-1-0x00007FFBC0430000-0x00007FFBC0DD1000-memory.dmp

memory/2604-2-0x0000000001670000-0x00000000016B2000-memory.dmp

memory/2604-3-0x000000001C090000-0x000000001C55E000-memory.dmp

memory/2604-4-0x00007FFBC0430000-0x00007FFBC0DD1000-memory.dmp

memory/2604-5-0x000000001C600000-0x000000001C69C000-memory.dmp

memory/2604-6-0x0000000001390000-0x0000000001398000-memory.dmp

memory/2604-7-0x00007FFBC0430000-0x00007FFBC0DD1000-memory.dmp

memory/2604-8-0x00007FFBC0430000-0x00007FFBC0DD1000-memory.dmp

memory/2604-9-0x00007FFBC0430000-0x00007FFBC0DD1000-memory.dmp

memory/2604-12-0x00007FFBC0430000-0x00007FFBC0DD1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2cf53d5780a776dcad7ca9689851d90_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\a2cf53d5780a776dcad7ca9689851d90_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a2cf53d5780a776dcad7ca9689851d90_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dtrack.sslsecure1.com udp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.107.131:443 www.bing.com tcp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 25.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 131.107.17.2.in-addr.arpa udp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
IE 52.111.236.22:443 tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
FI 193.166.255.171:80 dtrack.sslsecure1.com tcp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\nss41AD.tmp\nsisdl.dll

MD5 1dadb63a5dfaa0679485c5dbaf96033f
SHA1 d1717aab683c55bd13bbd520d2a91178efa0d676
SHA256 72c65f7cd4a611b077b1ad0be8185780909e9cb04c53ecdac3e17fc72c99b245
SHA512 46535c2d96937d49ee7c222428db4a8d61eb346efa0845fcd88e06523ed7836518e5a72d623e9c5563bf6759b449b6d2fcb0340b98a6e7966027bc983db4f722

Analysis: behavioral4

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\$EXEFILE.exe"

Signatures

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\$EXEFILE.exe

"C:\Users\Admin\AppData\Local\Temp\$EXEFILE.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dtrack.secdls.com udp
US 8.8.8.8:53 dtrack.secdls.com udp
US 8.8.8.8:53 dtrack.secdls.com udp
US 8.8.8.8:53 dtrack.secdls.com udp

Files

memory/3688-0-0x00007FFFBA4A5000-0x00007FFFBA4A6000-memory.dmp

memory/3688-1-0x00007FFFBA1F0000-0x00007FFFBAB91000-memory.dmp

memory/3688-2-0x00007FFFBA1F0000-0x00007FFFBAB91000-memory.dmp

memory/3688-3-0x0000000000FF0000-0x0000000001032000-memory.dmp

memory/3688-4-0x000000001BAA0000-0x000000001BF6E000-memory.dmp

memory/3688-5-0x000000001C010000-0x000000001C0AC000-memory.dmp

memory/3688-6-0x0000000000E70000-0x0000000000E78000-memory.dmp

memory/3688-7-0x00007FFFBA1F0000-0x00007FFFBAB91000-memory.dmp

memory/3688-8-0x00007FFFBA1F0000-0x00007FFFBAB91000-memory.dmp

memory/3688-9-0x00007FFFBA1F0000-0x00007FFFBAB91000-memory.dmp

memory/3688-10-0x00007FFFBA4A5000-0x00007FFFBA4A6000-memory.dmp

memory/3688-11-0x00007FFFBA1F0000-0x00007FFFBAB91000-memory.dmp

memory/3688-12-0x00007FFFBA1F0000-0x00007FFFBAB91000-memory.dmp

memory/3688-15-0x00007FFFBA1F0000-0x00007FFFBAB91000-memory.dmp

Analysis: behavioral5

Detonation Overview

Submitted

2024-06-12 22:56

Reported

2024-06-12 22:59

Platform

win7-20240419-en

Max time kernel

118s

Max time network

118s

Command Line

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

Signatures

Processes

C:\Windows\system32\rundll32.exe

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

C:\Windows\SysWOW64\rundll32.exe

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

Network

N/A

Files

N/A