d075d15e65636715be3589aca73e83098ea3aa6c83d0b1136aeaa6d21da47e62

Analysis

max time kernel
93s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/04/2024, 13:29

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General

Target
b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
Size 243KB
Sample240404-qrjs2sha7s
SHA256 d075d15e65636715be3589aca73e83098ea3aa6c83d0b1136aeaa6d21da47e62
MD5 b98db2db541ce0a423aad8318c837f6a
SHA1 3021759eacdde130af0bc84a99501adff05008e1
SHA512 414be408f6a49c30882a1829d7b9766b5f07c911ece47421df82153cc81de0b870f8db0206c75708e2c00aa8c74e4069dc16b8b8558edc13c9e6408078e1399f
SSDEEP 3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e83kgnYHfQlAO:o68i3odBiTl2+TCU/Fk8KfQlE
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart"	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon3.ico	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\winhash_up.exe	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\bugMAKER.bat	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File created	C:\Windows\winhash_up.exez	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
File opened for modification	C:\Windows\winhash_up.exez	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2440	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 468 wrote to memory of 2440	468	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe	86
PID 468 wrote to memory of 2440	468	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe	86
PID 468 wrote to memory of 2440	468	b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b98db2db541ce0a423aad8318c837f6a_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:468
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  PID:2440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

bugMAKER.bat

Path C:\Windows\bugMAKER.bat
Size 90B
SHA256 7b73123a64108ff5a4a37b7745d1beaf384050b22cba2714eb93f8587a962b68
MD5 9d7f8c1df2cc9643f04a9dc4e70428bc
SHA1 c5f84bb4c153222391fc7d9418646982705f980a
SHA512 eed170be30ad6d3381909b0c28b51e8c9718bba81428052f58b88d61caa2f81a264dc4875e931aaa221e54d6deb6660b8b4d142ed42411cdea881a1547f941e6
MD5 SHA1 SHA512

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memory/468-24-0x0000000000400000-0x000000000042D000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads