833be265d128111a1df47c7f5cd3bb41e45d5cf9e7d52e14ea4e7111d8de9f7c

Analysis

max time kernel
104s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/09/2024, 15:31

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General

Target

daa8687cce35eb61fcecc1d7a5eb58a9_JaffaCakes118.exe
Size

105KB
MD5

daa8687cce35eb61fcecc1d7a5eb58a9
SHA1

f5769df15b22ddc3d903118e08727e6938ab502d
SHA256

833be265d128111a1df47c7f5cd3bb41e45d5cf9e7d52e14ea4e7111d8de9f7c
SHA512

26a9e79bbde2b5ce41b505b20d64d1edb23bf027a8d926a40cc28aa5cacaa1f641694e4a9869472217a250fb4c50a6734b95d0bd197ceb6bf25724250eb1b176
SSDEEP

1536:WQpQ5EP0ijnRTXJM3GkDi+kmpA5bLyxXrXzmONg3QkKcjo49:WQIURTXJiGkDitmpYSRXzmONI5o49

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1936	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
1848	daa8687cce35eb61fcecc1d7a5eb58a9_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	daa8687cce35eb61fcecc1d7a5eb58a9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral1/files/0x0007000000018ef7-6.dat	nsis_installer_1
behavioral1/files/0x0007000000018ef7-6.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1936	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1936	1848	daa8687cce35eb61fcecc1d7a5eb58a9_JaffaCakes118.exe	30
PID 1848 wrote to memory of 1936	1848	daa8687cce35eb61fcecc1d7a5eb58a9_JaffaCakes118.exe	30
PID 1848 wrote to memory of 1936	1848	daa8687cce35eb61fcecc1d7a5eb58a9_JaffaCakes118.exe	30
PID 1848 wrote to memory of 1936	1848	daa8687cce35eb61fcecc1d7a5eb58a9_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\daa8687cce35eb61fcecc1d7a5eb58a9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\daa8687cce35eb61fcecc1d7a5eb58a9_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1936

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
105KB

MD5
daa8687cce35eb61fcecc1d7a5eb58a9

SHA1
f5769df15b22ddc3d903118e08727e6938ab502d

SHA256
833be265d128111a1df47c7f5cd3bb41e45d5cf9e7d52e14ea4e7111d8de9f7c

SHA512
26a9e79bbde2b5ce41b505b20d64d1edb23bf027a8d926a40cc28aa5cacaa1f641694e4a9869472217a250fb4c50a6734b95d0bd197ceb6bf25724250eb1b176

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