4bbdd6acfb8e6a2201bb2e9614b8cadba872240f2f3838837842bf8b805127fd

General

Target

81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
Size

652KB
MD5

81c4161eb45699e2a3c455e943327871
SHA1

4b573bc5629594cef8a6120ff977b0355ed5e33e
SHA256

4bbdd6acfb8e6a2201bb2e9614b8cadba872240f2f3838837842bf8b805127fd
SHA512

01c31351324a8800bd493987b00452ef1492e4c5b6d7175d2ab30376ba4e42b6550da0093b89ef257b577afcda997b95c5332c9cb8f0abc3ead3050ba646f947
SSDEEP

3072:Ad5WXpYI+538b8Hpd3cN+UQTvK96iCAn+hQn2ThLUciwENNIf8gokc3KrcDlA:38f8gokrrcD

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/756-2-0x0000000000400000-0x0000000000472000-memory.dmp	upx
behavioral2/memory/756-4-0x0000000000400000-0x0000000000472000-memory.dmp	upx
behavioral2/memory/756-6-0x0000000000400000-0x0000000000472000-memory.dmp	upx
behavioral2/memory/756-14-0x0000000000400000-0x0000000000472000-memory.dmp	upx

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2664 set thread context of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 set thread context of 0	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
PID 756 set thread context of 3044	756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	87

System Location Discovery: System Language Discovery 1 TTPs 3 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	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 wrote to memory of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 wrote to memory of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 wrote to memory of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 wrote to memory of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 wrote to memory of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 wrote to memory of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 wrote to memory of 756	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	85
PID 2664 wrote to memory of 0	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
PID 2664 wrote to memory of 0	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
PID 2664 wrote to memory of 0	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
PID 2664 wrote to memory of 0	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
PID 2664 wrote to memory of 0	2664	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
PID 756 wrote to memory of 3044	756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	87
PID 756 wrote to memory of 3044	756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	87
PID 756 wrote to memory of 3044	756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	87
PID 756 wrote to memory of 3044	756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	87
PID 756 wrote to memory of 3044	756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	87
PID 756 wrote to memory of 3044	756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	87
PID 756 wrote to memory of 3044	756	81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Users\Admin\AppData\Local\Temp\81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:756
- - C:\Users\Admin\AppData\Local\Temp\81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\81c4161eb45699e2a3c455e943327871_JaffaCakes118.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/756-2-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/756-4-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/756-6-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/756-14-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/3044-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3044-11-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3044-15-0x0000000000400000-0x0000000000408960-memory.dmp

Filesize
34KB

Download
memory/3044-16-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

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