998790ce5713c840675af15be228e94040af1f8a02e8d80e4fbb082653754012

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-08-2024 21:23

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General

Target

8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe
Size

116KB
MD5

8c064b855b31dda5b9a4212ccd2a3a03
SHA1

08d723e9f17d04db3dde19baea7cc292e000ca4b
SHA256

998790ce5713c840675af15be228e94040af1f8a02e8d80e4fbb082653754012
SHA512

e5eae92f94914aefa693d24a94b3969e3d93e0224d1c6532d0974d9a9ac125b8da5ab32addaa94af6853449d0025366110c4f8fafc829ca1cf917dcbb68da01f
SSDEEP

3072:6M9wdDxCugoJOjbxqDbNiuoV93pPwJkUUvKdawh8p:lUxCugoBbNiuoTpwdUaawe

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2980-0-0x0000000000400000-0x0000000000411000-memory.dmp	upx
behavioral2/memory/2980-3-0x0000000000400000-0x0000000000411000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1928	2980	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 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	8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2980	8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 1288	2980	8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe	84
PID 2980 wrote to memory of 1288	2980	8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe	84
PID 2980 wrote to memory of 1288	2980	8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Users\Admin\AppData\Local\Temp\8c064b855b31dda5b9a4212ccd2a3a03_JaffaCakes118.exe
  2⤵
  PID:1288
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2980 -s 480
  2⤵
  - Program crash
  PID:1928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2980 -ip 2980
1⤵
PID:3796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2980-0-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2980-3-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download