Malware Analysis Report

2024-10-19 09:31

Sample ID 240509-pbd27abe57
Target 29e6d44753147ed82b462a46155bf27f_JaffaCakes118
SHA256 145880ed94e0db3cab65cb54db4728520f1ac5f95ff2b0dda2650233542dd706
Tags
formbook ajr rat 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 Overview

score
10/10

SHA256

145880ed94e0db3cab65cb54db4728520f1ac5f95ff2b0dda2650233542dd706

Threat Level: Known bad

The file 29e6d44753147ed82b462a46155bf27f_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

formbook ajr rat spyware stealer trojan

Formbook

Formbook payload

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-09 12:08

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-09 12:08

Reported

2024-05-09 12:11

Platform

win7-20240221-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2184 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2184 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2184 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2184 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 2184 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 2184 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 2184 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 2184 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 2184 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 2184 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 2184 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TNUETGxesb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6577.tmp"

C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe"

Network

N/A

Files

memory/2184-0-0x00000000741FE000-0x00000000741FF000-memory.dmp

memory/2184-1-0x0000000001040000-0x00000000010B0000-memory.dmp

memory/2184-2-0x00000000741F0000-0x00000000748DE000-memory.dmp

memory/2184-3-0x0000000000520000-0x000000000052A000-memory.dmp

memory/2184-4-0x00000000741FE000-0x00000000741FF000-memory.dmp

memory/2184-5-0x00000000741F0000-0x00000000748DE000-memory.dmp

memory/2184-6-0x0000000004C50000-0x0000000004CA6000-memory.dmp

memory/2184-7-0x0000000004CA0000-0x0000000004CD6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp6577.tmp

MD5 3a7c49e7bc481731da2cf2eaf48d7784
SHA1 3bcaa1d8c6996945e06f2f62ee9859292df4a23f
SHA256 32efddeb5cbf397724d75c2dbc0841a513cc8d7c799257c7d42223642af22240
SHA512 6905d6c588b020d45d3e27432a799543140bc7ca0149184f7877700805adb7a20dc2c9e8bf96de2a91b9124db68ac4dea86aba2876e856cc847c7b745b12a933

memory/836-13-0x0000000000400000-0x000000000042E000-memory.dmp

memory/836-19-0x0000000000400000-0x000000000042E000-memory.dmp

memory/836-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/836-15-0x0000000000400000-0x000000000042E000-memory.dmp

memory/836-20-0x0000000000910000-0x0000000000C13000-memory.dmp

memory/2184-21-0x00000000741F0000-0x00000000748DE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 12:08

Reported

2024-05-09 12:11

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4316 wrote to memory of 5084 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4316 wrote to memory of 5084 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4316 wrote to memory of 5084 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Windows\SysWOW64\schtasks.exe
PID 4316 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 4316 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 4316 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 4316 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 4316 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe
PID 4316 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TNUETGxesb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1930.tmp"

C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\29e6d44753147ed82b462a46155bf27f_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.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 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 77.190.18.2.in-addr.arpa udp
BE 88.221.83.203:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 203.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
BE 88.221.83.203:443 www.bing.com tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 35.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.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 77.239.69.13.in-addr.arpa udp

Files

memory/4316-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

memory/4316-1-0x0000000000510000-0x0000000000580000-memory.dmp

memory/4316-2-0x0000000004F20000-0x0000000004FBC000-memory.dmp

memory/4316-3-0x0000000005570000-0x0000000005B14000-memory.dmp

memory/4316-4-0x0000000005060000-0x00000000050F2000-memory.dmp

memory/4316-6-0x00000000743F0000-0x0000000074BA0000-memory.dmp

memory/4316-5-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

memory/4316-7-0x00000000051F0000-0x0000000005246000-memory.dmp

memory/4316-8-0x0000000005270000-0x000000000527A000-memory.dmp

memory/4316-9-0x00000000743FE000-0x00000000743FF000-memory.dmp

memory/4316-10-0x00000000743F0000-0x0000000074BA0000-memory.dmp

memory/4316-11-0x0000000006050000-0x00000000060A6000-memory.dmp

memory/4316-12-0x00000000060B0000-0x00000000060E6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp1930.tmp

MD5 6cd9c5dc1a7bc70a8b7b86bc03d817fc
SHA1 460bfe391d080ce95f7cfa47e5c35d44a8a4af6a
SHA256 d94f826c948291d5206adb372288367ef21198161502e86a12c1f8b780b581a6
SHA512 66061824f23beb51ad30595f1944f57845b55ea24a25aebb26f122463098df26b35dd1dabfeaf6e1f4f7ed91302efdc27f297f55ea32edde1efa77686116c4c3

memory/4972-18-0x0000000000400000-0x000000000042E000-memory.dmp

memory/4316-20-0x00000000743F0000-0x0000000074BA0000-memory.dmp

memory/4972-21-0x00000000017B0000-0x0000000001AFA000-memory.dmp