8f67701c81cf0c462520ef6d359b8229a638dea170e5473575c61d7edc492d60

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02-08-2024 00:40

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General

Target

825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
Size

52KB
MD5

825f2aede99c29132f490693ae6a9b69
SHA1

892e60f0ed8700d476bbf5aa19c85e25b3681e8b
SHA256

8f67701c81cf0c462520ef6d359b8229a638dea170e5473575c61d7edc492d60
SHA512

40522c7b817a85d0259f0ca73e8146710e6db25904e4c039736ec4b9b1a85b6c0ad13810551758439d541a9f329d2f2e9dbfc150be11d037c5b138aaa78e19df
SSDEEP

768:c7iNnL5HecEIINchrD3iEaTeYGeRt6c/Ld4seunjfdZ0Xv1aeWVohZ7Avh/PvW:1kKtDytXGeLDd4EZ0Xv1ouZsvV

Score

7^/10

discovery evasion trojan

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2144	HRY6HMMFD3Wmsi.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\RMXP1XMG.exe	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
File created	C:\Windows\HRY6HMMFD3Wmsi.exe	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
File created	C:\Windows\RMXP1XMG.exe	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HRY6HMMFD3Wmsi.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
2144	HRY6HMMFD3Wmsi.exe
2144	HRY6HMMFD3Wmsi.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 2144	1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe	28
PID 1676 wrote to memory of 2144	1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe	28
PID 1676 wrote to memory of 2144	1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe	28
PID 1676 wrote to memory of 2144	1676	825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\825f2aede99c29132f490693ae6a9b69_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Windows\HRY6HMMFD3Wmsi.exe
  "C:\Windows\HRY6HMMFD3Wmsi.exe" wb
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\HRY6HMMFD3Wmsi.exe

Filesize
28KB

MD5
abac1aafcb93bf0f111b670cad5531a0

SHA1
ae5addd9dfe4f0fe4ebe8fa82250631ffe529b60

SHA256
7009aec1d769bae1e0f900f0ba7922785e2f645be9d1f52c93e030395313d68d

SHA512
cf5bece7df80b9d721a0df6271181aea7717edb312a4f1b9cb1634d90394edff1327d6c34ba7e1e0f7f206971150a369fb18120a18e396bd1f8a8c087e945a15

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