0031b2727a6c9533a9c8321f6300568d6fc6112c1b35761de9abd25dfb0b4990

General

Target

39a5f045b1007180296a3c4eb6adcd58_JaffaCakes118.exe
Size

280KB
MD5

39a5f045b1007180296a3c4eb6adcd58
SHA1

a992e2b121257e8ffa3d158c296d5e720921240e
SHA256

0031b2727a6c9533a9c8321f6300568d6fc6112c1b35761de9abd25dfb0b4990
SHA512

55abe1850e005fb9bacae8d9fbbc625829a58b0f944507b5605d760a0cbed26ad9a02a59387a7fd7b575f48db22401f5b30480ec27e9ca9028499cbfa125b33a
SSDEEP

6144:jsaocyLCf0bzUHPacX0huk0MweUR9PGi+I/3GMHIVq8jps6iA:jtobXbzUvacbMw5RnJHIouPiA

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1180	installer.exe
3620	4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe

Loads dropped DLL 1 IoCs

pid	Process
880	39a5f045b1007180296a3c4eb6adcd58_JaffaCakes118.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	installer.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	installer.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	installer.exe
File created	C:\Windows\assembly\Desktop.ini	installer.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	installer.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	39a5f045b1007180296a3c4eb6adcd58_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3620	4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3620	4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3620	4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe
3620	4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 1180	880	39a5f045b1007180296a3c4eb6adcd58_JaffaCakes118.exe	85
PID 880 wrote to memory of 1180	880	39a5f045b1007180296a3c4eb6adcd58_JaffaCakes118.exe	85
PID 1180 wrote to memory of 3620	1180	installer.exe	89
PID 1180 wrote to memory of 3620	1180	installer.exe	89
PID 1180 wrote to memory of 3620	1180	installer.exe	89

C:\Users\Admin\AppData\Local\Temp\39a5f045b1007180296a3c4eb6adcd58_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\39a5f045b1007180296a3c4eb6adcd58_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:880
- C:\Users\Admin\AppData\Local\Temp\nstC13F.tmp\installer.exe
  C:\Users\Admin\AppData\Local\Temp\nstC13F.tmp\installer.exe 4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe /t /dT132281024S /e5827121 /u4fe0cf9f-1fe4-4abb-905a-57915bc06f2f
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:1180
- - C:\Users\Admin\AppData\Local\Temp\nstC13F.tmp\4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe
    /t /dT132281024S /e5827121 /u4fe0cf9f-1fe4-4abb-905a-57915bc06f2f
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:3620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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

C:\Users\Admin\AppData\Local\Temp\nstC13F.tmp\4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe

Filesize
249KB

MD5
e5fdaf113b510ceaf5672d7af36eaa75

SHA1
ee4c3b6d2343650926944869a07e31a9a2a4ffc5

SHA256
d4f2a25d2831f368313160bf2e2983264426ba9e4027447440b5a3ee8bb8b526

SHA512
f55acf149353251d44d768381a9256f509c62e24479775a24924c584a29fd7cdc2f705b84318a0280ca9731c6c3b4be993045e2e925cd42ef7a9e64e21e584a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nstC13F.tmp\installer.exe

Filesize
207KB

MD5
de8e9cb3a534359f5809b9c5980ce365

SHA1
34def3bd6d46a97daa546671513733b9a94c1e8a

SHA256
653db07daeedb23437e723f00ab4f7320e5bb6e6689e38e54896ee44d84cfc71

SHA512
dffe030837a4babfb06419ffd893f54b9856e0f1aafb320e923a7a4aea894154207b0f2998fd0ecaaf0105c6ff1bed95d93a8ae2f531e1c8c3aca248a35b1fe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\nstC13F.tmp\nsExec.dll

Filesize
8KB

MD5
249ae678f0dac4c625c6de6aca53823a

SHA1
6ac2b9e90e8445fed4c45c5dbf2d0227cd3b5201

SHA256
7298024a36310b7c4c112be87b61b62a0b1be493e2d5252a19e5e976daf674ce

SHA512
66e4081a40f3191bf28b810cf8411cb3c8c3e3ec5943e18d6672414fb5e7b4364f862cba44c9115c599ac90890ef02a773e254e7c979e930946bc52b0693aad7

Download Submit
memory/880-34-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1180-24-0x00007FFA364B0000-0x00007FFA36E51000-memory.dmp

Filesize
9.6MB

Download
memory/1180-10-0x00007FFA364B0000-0x00007FFA36E51000-memory.dmp

Filesize
9.6MB

Download
memory/1180-11-0x00007FFA364B0000-0x00007FFA36E51000-memory.dmp

Filesize
9.6MB

Download
memory/1180-9-0x00007FFA36765000-0x00007FFA36766000-memory.dmp

Filesize
4KB

Download
memory/1180-12-0x000000001B240000-0x000000001B268000-memory.dmp

Filesize
160KB

Download
memory/1180-30-0x00007FFA364B0000-0x00007FFA36E51000-memory.dmp

Filesize
9.6MB

Download
memory/1180-26-0x00007FFA364B0000-0x00007FFA36E51000-memory.dmp

Filesize
9.6MB

Download
memory/1180-25-0x00007FFA36765000-0x00007FFA36766000-memory.dmp

Filesize
4KB

Download
memory/3620-20-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/3620-23-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/3620-22-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/3620-28-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/3620-21-0x0000000074640000-0x0000000074BF1000-memory.dmp

Filesize
5.7MB

Download
memory/3620-19-0x0000000074642000-0x0000000074643000-memory.dmp

Filesize
4KB

Download

Analysis

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