04631e02eb4264559d0543fa87e8422e9590f3cbb425cb19436b840e24f71739

General

Target

fd439c44ae0807b60c7ba681df53d706_JaffaCakes118.exe
Size

281KB
MD5

fd439c44ae0807b60c7ba681df53d706
SHA1

42e31ac79a317801c7588e46702fdcdcd9e242fc
SHA256

04631e02eb4264559d0543fa87e8422e9590f3cbb425cb19436b840e24f71739
SHA512

a7425a696911a18b548f2cbd766b2402a84695dffc3d4a42934d32cdb64d3eed31cd50495a2239e10b4f77c871b8de38bef07a3c33fe30b403aa7ea041b2eecc
SSDEEP

6144:XsaocyLCO63xVYj51vWtozRPU7W4loNLMHlPAKiGOAplWmIhE8FRD59muO:XtobNCmj5xWtozQWmbPAKzOOlSLD59E

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1380	installer.exe
1264	8326f16e-dd66-11e2-a752-00259033c1da.exe

Loads dropped DLL 1 IoCs

pid	Process
4008	fd439c44ae0807b60c7ba681df53d706_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 created	C:\Windows\assembly\Desktop.ini	installer.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	installer.exe
File opened for modification	C:\Windows\assembly	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	8326f16e-dd66-11e2-a752-00259033c1da.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd439c44ae0807b60c7ba681df53d706_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1264	8326f16e-dd66-11e2-a752-00259033c1da.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1264	8326f16e-dd66-11e2-a752-00259033c1da.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1264	8326f16e-dd66-11e2-a752-00259033c1da.exe
1264	8326f16e-dd66-11e2-a752-00259033c1da.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4008 wrote to memory of 1380	4008	fd439c44ae0807b60c7ba681df53d706_JaffaCakes118.exe	82
PID 4008 wrote to memory of 1380	4008	fd439c44ae0807b60c7ba681df53d706_JaffaCakes118.exe	82
PID 1380 wrote to memory of 1264	1380	installer.exe	84
PID 1380 wrote to memory of 1264	1380	installer.exe	84
PID 1380 wrote to memory of 1264	1380	installer.exe	84

C:\Users\Admin\AppData\Local\Temp\fd439c44ae0807b60c7ba681df53d706_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd439c44ae0807b60c7ba681df53d706_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4008
- C:\Users\Admin\AppData\Local\Temp\nsv887B.tmp\installer.exe
  C:\Users\Admin\AppData\Local\Temp\nsv887B.tmp\installer.exe 8326f16e-dd66-11e2-a752-00259033c1da.exe /t102de8b157192704c4b4c7575f4189 /dT132260114S102de8b157192704c4b4c7575f4189 /e9107993 /u8326f16e-dd66-11e2-a752-00259033c1da
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:1380
- - C:\Users\Admin\AppData\Local\Temp\nsv887B.tmp\8326f16e-dd66-11e2-a752-00259033c1da.exe
    /t102de8b157192704c4b4c7575f4189 /dT132260114S102de8b157192704c4b4c7575f4189 /e9107993 /u8326f16e-dd66-11e2-a752-00259033c1da
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1264

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\nsv887B.tmp\8326f16e-dd66-11e2-a752-00259033c1da.exe

Filesize
249KB

MD5
e5fdaf113b510ceaf5672d7af36eaa75

SHA1
ee4c3b6d2343650926944869a07e31a9a2a4ffc5

SHA256
d4f2a25d2831f368313160bf2e2983264426ba9e4027447440b5a3ee8bb8b526

SHA512
f55acf149353251d44d768381a9256f509c62e24479775a24924c584a29fd7cdc2f705b84318a0280ca9731c6c3b4be993045e2e925cd42ef7a9e64e21e584a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsv887B.tmp\installer.exe

Filesize
207KB

MD5
de8e9cb3a534359f5809b9c5980ce365

SHA1
34def3bd6d46a97daa546671513733b9a94c1e8a

SHA256
653db07daeedb23437e723f00ab4f7320e5bb6e6689e38e54896ee44d84cfc71

SHA512
dffe030837a4babfb06419ffd893f54b9856e0f1aafb320e923a7a4aea894154207b0f2998fd0ecaaf0105c6ff1bed95d93a8ae2f531e1c8c3aca248a35b1fe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsv887B.tmp\nsExec.dll

Filesize
8KB

MD5
9f4abe9c1c095cdb505df5db52644d44

SHA1
94295f495f5535e0143107d3ca34141c943ec0b5

SHA256
e41bd375070919e1e194a7c1ca722a30d648a7fa7a4b5c33fb05660813c18bdf

SHA512
d1b6ab6d3e51f69e6ec79aa23629afc9ddedd8a7a668ea61b06bec115c95e2a35dca3ff9b9eb649e4bfece9a2fcd0832fed45f2308dca874f6e819708ed48169

Download Submit
memory/1264-27-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-25-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-32-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-30-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-19-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download
memory/1264-20-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-21-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-22-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-23-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-29-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download
memory/1380-24-0x00007FF8B42E0000-0x00007FF8B4C81000-memory.dmp

Filesize
9.6MB

Download
memory/1380-26-0x00007FF8B4595000-0x00007FF8B4596000-memory.dmp

Filesize
4KB

Download
memory/1380-9-0x00007FF8B4595000-0x00007FF8B4596000-memory.dmp

Filesize
4KB

Download
memory/1380-28-0x00007FF8B42E0000-0x00007FF8B4C81000-memory.dmp

Filesize
9.6MB

Download
memory/1380-11-0x00007FF8B42E0000-0x00007FF8B4C81000-memory.dmp

Filesize
9.6MB

Download
memory/1380-10-0x00007FF8B42E0000-0x00007FF8B4C81000-memory.dmp

Filesize
9.6MB

Download
memory/1380-12-0x000000001BFB0000-0x000000001BFD8000-memory.dmp

Filesize
160KB

Download
memory/1380-34-0x00007FF8B42E0000-0x00007FF8B4C81000-memory.dmp

Filesize
9.6MB

Download
memory/4008-38-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download

Analysis

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