Malware Analysis Report

2024-11-15 06:40

Sample ID 240603-kgq7gsae56
Target 9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118
SHA256 3bad41bc9d62f8f77adb5907196afbcd6255d3fd731cdbf35817ce3243cf5b8f
Tags
persistence spyware stealer
score
7/10

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
7/10

SHA256

3bad41bc9d62f8f77adb5907196afbcd6255d3fd731cdbf35817ce3243cf5b8f

Threat Level: Shows suspicious behavior

The file 9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence spyware stealer

Checks computer location settings

Executes dropped EXE

Reads user/profile data of web browsers

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 08:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 08:34

Reported

2024-06-03 08:37

Platform

win7-20240508-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe"

Signatures

Executes dropped EXE

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

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\Anti-Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\HWuDiHL.exe" C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3040 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
PID 3040 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
PID 3040 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
PID 2848 wrote to memory of 2612 N/A C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
PID 2848 wrote to memory of 2612 N/A C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
PID 2848 wrote to memory of 2612 N/A C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
PID 3040 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\HWuDiHL.exe
PID 3040 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\HWuDiHL.exe
PID 3040 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\HWuDiHL.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe"

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe

"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\wdbc41zy\wdbc41zy.cmdline"

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES25D8.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC88F48E09DFB7418097E71C2373F37347.TMP"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 matvey-kot2004.had.su udp

Files

memory/3040-0-0x000007FEF5A63000-0x000007FEF5A64000-memory.dmp

memory/3040-1-0x0000000000B30000-0x0000000000B42000-memory.dmp

memory/3040-12-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

\??\c:\Users\Admin\AppData\Local\Temp\wdbc41zy\wdbc41zy.cmdline

MD5 7f00290949a518656f0d1868ac72d614
SHA1 ed1f6840d72af07755dc7898d7852a52b896c76e
SHA256 908d91136e33c8b08ed01cb2c3656886e2e19d4b32032bdd0c932265d3018a71
SHA512 9f736eabe2966b13e315bc3b3d5388c3193be82a77260ac3e78d391eef6d04131afd65ac432b3d980bbd4a29bc2ee65c25f069ee7a985a8fae28e3b7c04dde7c

\??\c:\Users\Admin\AppData\Local\Temp\wdbc41zy\wdbc41zy.0.cs

MD5 e4d1e2a4c45890f54e898cefb6b1845e
SHA1 1051b343953ad8a06d799fd1368a8b4956028169
SHA256 2074de6b935e63c02e264574caa131c16b9cccd39b3b0a3f261bff7151ae39df
SHA512 3ff59388f26f7f5b02284cba0ea5883254e2fdcb754aa1b6ffb3b95c1e8fc00152d869b7606bb5d0f3b73a80e43ab6e27c26203fa95ccf7038ecccb28fe6ad4e

\??\c:\Users\Admin\AppData\Local\Temp\CSC88F48E09DFB7418097E71C2373F37347.TMP

MD5 82af65a7bfa25a563b875f8a4f9ef7d0
SHA1 09bbe433f4d38484c7b81e042d39b7899afd0b4e
SHA256 36983238115a95177bb1582ebacef998c1df05cf9d1867bdd1f99bd2b693e05e
SHA512 0b7bc83e6a5f08f735443d4305ff162abbcfcad4875b3a3275953a937ba9ce61ed79f474af7529c97bcb768eee480ccc5b71fd4747e91b01e165fba4b4c38276

C:\Users\Admin\AppData\Local\Temp\RES25D8.tmp

MD5 6ceec69493e440e67594c27835628186
SHA1 b6978da7462c8f0ba959c8f779f5efd15410a464
SHA256 67a300865ff6ea7df0794ae55d1f05e68193137293052c26cf89f25b74d56e9f
SHA512 dec8c81261064f1c79b93847e65a824c8e2cd068c8cc3db750d0e06742479ace1d475265bfc1ddcf525b8ba444e34246adeb9aff23c6dcd322f1f8eb2b348a11

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

MD5 76bba4dc03cb86776a2459bf2d5a61b7
SHA1 aaf3015888e85d60046fe0cae3bb292a7be6e22d
SHA256 70a877f413cd7088816b8679d182c7ae279f44739b443636ac2c53595b3c5d19
SHA512 50e3ab19f8f002c619a8bc76b15dcfab04d88338304e72e295463d41a52ec0f5af5624fa551ee694cb6a0e78687263041511324d361e97ad165b84baec85d436

memory/2520-28-0x00000000011D0000-0x00000000011D8000-memory.dmp

memory/3040-29-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 08:34

Reported

2024-06-03 08:37

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe N/A

Executes dropped EXE

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

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Anti-Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\HWuDiHL.exe" C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9123f76f8eea0532caaf7f688a648ad8_JaffaCakes118.exe"

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe

"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\hxv1rcmc\hxv1rcmc.cmdline"

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES512D.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC3DEE06BD79414CE2A5D1F77CE68150DA.TMP"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 matvey-kot2004.had.su udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.113:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 113.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.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 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.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 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

Files

memory/2004-1-0x00007FFECB833000-0x00007FFECB835000-memory.dmp

memory/2004-0-0x00000162F8D10000-0x00000162F8D22000-memory.dmp

memory/2004-2-0x00000162F90F0000-0x00000162F90FA000-memory.dmp

memory/2004-9-0x00000162FBAD0000-0x00000162FBAE2000-memory.dmp

memory/2004-10-0x00007FFECB830000-0x00007FFECC2F1000-memory.dmp

\??\c:\Users\Admin\AppData\Local\Temp\hxv1rcmc\hxv1rcmc.cmdline

MD5 c202e5623a51d0ab191fe030408975cb
SHA1 b3b62ba6e303aaae499f673231aebf369c7ee3f3
SHA256 6ca96558fa602f1536893040ccd529592da0f37e6eb1e88b016615bd96c4d6b2
SHA512 0d9ef977444ad334f8f49684b55dbad67cc92576a8099c7157fa3367dd87d3f6318a1d3a86129082e9f7ff0cd6552014544240152ac3ab5e17e7779148fc39db

\??\c:\Users\Admin\AppData\Local\Temp\hxv1rcmc\hxv1rcmc.0.cs

MD5 e20e3291b4490d366b03f84660fb870a
SHA1 971efb3a384dccb93574898b28417f8060ca1d4a
SHA256 ebc935229387c6ec14861021c966cffb1767927963ea8a02d462a231cafcc0a4
SHA512 aa4ebe775b140a7f470843726d44017f8471405a67c3349e88b442c015e2d8d06d6d5effc5b69bf0ff15ee77827d1e7d17ab382dd2b4fe21ff711fa3c44c4bac

\??\c:\Users\Admin\AppData\Local\Temp\CSC3DEE06BD79414CE2A5D1F77CE68150DA.TMP

MD5 82af65a7bfa25a563b875f8a4f9ef7d0
SHA1 09bbe433f4d38484c7b81e042d39b7899afd0b4e
SHA256 36983238115a95177bb1582ebacef998c1df05cf9d1867bdd1f99bd2b693e05e
SHA512 0b7bc83e6a5f08f735443d4305ff162abbcfcad4875b3a3275953a937ba9ce61ed79f474af7529c97bcb768eee480ccc5b71fd4747e91b01e165fba4b4c38276

C:\Users\Admin\AppData\Local\Temp\RES512D.tmp

MD5 573292e66c653ec5661ca3aa0692a255
SHA1 955f91a5149b3e0b1b5410d0537e40ba39ece304
SHA256 26fe9809930451117fa63c7fede3ffa51f41c363ecd2c5db4a5545726985d0d0
SHA512 aa90921415acdbae30586ea75d2a1fb6f9b2f2212ab32a055ab7dd6897ea6ce3823e210f293c3fdadd80651159368457699adff14951f6bfb1ed6f04bb80fd22

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

MD5 fe5f8a86882d286fdc62f9afc9fad145
SHA1 431084dde371eb64e1d8f33aa3af6638343a4779
SHA256 044022b8e00c8f9302aef82b565a1b6e5fff9b36a280d638acd6ca3b8cc021c2
SHA512 b064f6dda8c5ee4739041c6a7ef46a3e0b66ede67666d16fd3bc118f6da5e9128de93e88eb67916658e114397826f75117ad8f5ceaab203a6827ce54a325b79c

memory/968-33-0x00000000000E0000-0x00000000000E8000-memory.dmp

memory/2004-35-0x00007FFECB830000-0x00007FFECC2F1000-memory.dmp