4df485b3220ccb9c2e1cfaf3b62862795d95d655bb24136a704434f10fe21c73

General

Target

f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
Size

156KB
MD5

f58408ccd053f0d993400fce1871976a
SHA1

89dff46bd814939e7f53b2c5a0fa0f4dac4d89a1
SHA256

4df485b3220ccb9c2e1cfaf3b62862795d95d655bb24136a704434f10fe21c73
SHA512

901b0d7d9853de46409436697e10d756563fe5f262f6c295d8511a43493fa7e682eb1cf05f2e33b0e0342ef783a68249087fc98830644c20a12b0a8800015899
SSDEEP

3072:/3wziDSweXORV2syY37D6zdP3+P+kdpnv1gPyP1U:/Nv1wya

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2052 set thread context of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 set thread context of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 2052 set thread context of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2052-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral1/memory/2052-6-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral1/memory/2052-24-0x0000000000230000-0x0000000000258000-memory.dmp	upx

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	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
396	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
396	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 wrote to memory of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 wrote to memory of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 wrote to memory of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 wrote to memory of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 wrote to memory of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 wrote to memory of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 wrote to memory of 396	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	28
PID 2052 wrote to memory of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 2052 wrote to memory of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 2052 wrote to memory of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 2052 wrote to memory of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 2052 wrote to memory of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 2052 wrote to memory of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 2052 wrote to memory of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 2052 wrote to memory of 0	2052	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
PID 396 wrote to memory of 1196	396	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	21
PID 396 wrote to memory of 1196	396	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	21
PID 396 wrote to memory of 1196	396	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	21
PID 396 wrote to memory of 1196	396	f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2052
- - C:\Users\Admin\AppData\Local\Temp\f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f58408ccd053f0d993400fce1871976a_JaffaCakes118.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:396

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/396-9-0x0000000000400000-0x00000000004083A0-memory.dmp

Filesize
32KB

Download
memory/396-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/396-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/396-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1196-10-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Filesize
28KB

Download
memory/1196-13-0x000000007EFD0000-0x000000007EFD1000-memory.dmp

Filesize
4KB

Download
memory/2052-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2052-7-0x0000000000230000-0x0000000000258000-memory.dmp

Filesize
160KB

Download
memory/2052-6-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2052-24-0x0000000000230000-0x0000000000258000-memory.dmp

Filesize
160KB

Download

Analysis

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