1225de9af9f6b29985e9304fa1056b8c7da036215a5e054c0ff6d7129c91a59f

Analysis

max time kernel
147s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 11:25

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General

Target

1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe
Size

416KB
MD5

1f26e5f9b44c28b37b6cd13283838366
SHA1

272b94c4d1d30dc9478675dd3df4a38029c1113e
SHA256

1225de9af9f6b29985e9304fa1056b8c7da036215a5e054c0ff6d7129c91a59f
SHA512

3d3d10eb33006de70ffa36a5999b9d6ac2eafdff0a27c313542b34cffdbb8b736b5573ce21bd9778ddd0a825c7a807c64e15bd9d284fa80b316464505267936c
SSDEEP

6144:N4IB2aqIOEzOFtXs0ncp2sRAztOf7Yp4jOa9UpU:TBQIsFtXlc4w

Score

7^/10

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

Processes:

1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation 1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe
Executes dropped EXE 1 IoCs

Processes:

temp.exe

pid process

3204 temp.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe

pid	process
3204	temp.exe

Drops file in System32 directory 4 IoCs

Processes:

sysprep.exe

description	ioc	process
File opened for modification	C:\Windows\system32\sysprep\Panther\diagwrn.xml	sysprep.exe
File opened for modification	C:\Windows\system32\sysprep\Panther\setupact.log	sysprep.exe
File opened for modification	C:\Windows\system32\sysprep\Panther\setuperr.log	sysprep.exe
File opened for modification	C:\Windows\system32\sysprep\Panther\diagerr.xml	sysprep.exe

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

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

temp.exe

pid process

3204 temp.exe
3204 temp.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe

pid	process
3204	temp.exe
3204	temp.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

Processes:

Explorer.EXE

description	pid	process
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

3468 Explorer.EXE
3468 Explorer.EXE

pid	process
3468	Explorer.EXE
3468	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exetemp.exeExplorer.EXE

description	pid	process	target process
PID 3332 wrote to memory of 3204	3332	1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe	temp.exe
PID 3332 wrote to memory of 3204	3332	1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe	temp.exe
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3204 wrote to memory of 3468	3204	temp.exe	Explorer.EXE
PID 3468 wrote to memory of 4036	3468	Explorer.EXE	sysprep.exe
PID 3468 wrote to memory of 4036	3468	Explorer.EXE	sysprep.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3468

C:\Users\Admin\AppData\Local\Temp\1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1f26e5f9b44c28b37b6cd13283838366_JaffaCakes118.exe"
2⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3332

C:\Users\Admin\AppData\Local\Temp\temp.exe
"C:\Users\Admin\AppData\Local\Temp\temp.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3204

C:\Windows\system32\sysprep\sysprep.exe
"C:\Windows\system32\sysprep\sysprep.exe" "C:\Users\Admin\AppData\Local\Temp\net.exe" "C:\Windows\system32" ""
2⤵
- Drops file in System32 directory
PID:4036

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\temp.exe
Filesize
86KB

MD5
425609a2c35081730982a01d72a76cbe

SHA1
64f95fe985a7ef7ee4f396e36279aa31498ac3cc

SHA256
e03145fefe7fef82c2a476d7dec03305d7da79cd3c8fe1578177580175febbd3

SHA512
6ede1415ac51d588a71bfb5697a599eb777e9530240b7a3524626d2a230bb51017c9b3d05923c5cb41800cca9818f2d99484310390a0425ef8e48984c4c9cfd4

Download Submit
memory/3468-62-0x0000000002CB0000-0x0000000002CB1000-memory.dmp

Filesize
4KB

Download
memory/3468-61-0x0000000002AE0000-0x0000000002AE1000-memory.dmp

Filesize
4KB

Download