9c06f337e1be0b17d2dca91f8984ca48af63a3082415040899039779195fbb08

General

Target

6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
Size

488KB
MD5

6f8c1c3e19928482a12a61aca3d0e638
SHA1

e7451e1c756fbee77cfe47c27034434c1a6b4005
SHA256

9c06f337e1be0b17d2dca91f8984ca48af63a3082415040899039779195fbb08
SHA512

906c37c3db2072b15502cdc84662f18fa2a1c3d3cd369ed6ade4f4411602fe2aaee4b041efaf387181bd5f2f658016911a2fbdcad7fa7727eb874eb38dd9add1
SSDEEP

6144:iCDEMcxvT/bSJlfImfU0V/nF6MnDT4IhPMNfgnIgK54IQzeeeL4/G5:zA7/bSJljVRwGEIShgIgKKM4e5

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1544-0-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/4508-3-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral2/memory/4508-5-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral2/memory/4508-6-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral2/memory/1544-10-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/4508-17-0x0000000000400000-0x0000000000445000-memory.dmp	upx

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1544 set thread context of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 4508 set thread context of 4928	4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	85

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	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4928	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
4928	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
4928	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
4928	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 1544 wrote to memory of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 1544 wrote to memory of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 1544 wrote to memory of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 1544 wrote to memory of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 1544 wrote to memory of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 1544 wrote to memory of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 1544 wrote to memory of 4508	1544	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	84
PID 4508 wrote to memory of 4928	4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	85
PID 4508 wrote to memory of 4928	4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	85
PID 4508 wrote to memory of 4928	4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	85
PID 4508 wrote to memory of 4928	4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	85
PID 4508 wrote to memory of 4928	4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	85
PID 4508 wrote to memory of 4928	4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	85
PID 4508 wrote to memory of 4928	4508	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	85
PID 4928 wrote to memory of 3532	4928	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	56
PID 4928 wrote to memory of 3532	4928	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	56
PID 4928 wrote to memory of 3532	4928	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	56
PID 4928 wrote to memory of 3532	4928	6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3532
- C:\Users\Admin\AppData\Local\Temp\6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1544
- - C:\Users\Admin\AppData\Local\Temp\6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4508
  - - C:\Users\Admin\AppData\Local\Temp\6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\6f8c1c3e19928482a12a61aca3d0e638_JaffaCakes118.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:4928

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

Loading Replay Monitor...

Downloads

memory/1544-10-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/1544-0-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/3532-20-0x000000007FFD0000-0x000000007FFD1000-memory.dmp

Filesize
4KB

Download
memory/3532-19-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Filesize
28KB

Download
memory/4508-15-0x0000000000450000-0x0000000000519000-memory.dmp

Filesize
804KB

Download
memory/4508-3-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4508-5-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4508-6-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4508-17-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4928-13-0x0000000000400000-0x0000000000408960-memory.dmp

Filesize
34KB

Download
memory/4928-18-0x0000000000400000-0x0000000000408960-memory.dmp

Filesize
34KB

Download
memory/4928-14-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4928-11-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing