a5a0016ad3ec514474bebc90d49f40095870723b112d1878dfc16173eef9a0e2

General

Target

b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
Size

231KB
MD5

b0e9c53480d8de488e2b0284ee25eca9
SHA1

a1b9b0a94d93fcebc44ce81312c1ea77ac4db588
SHA256

a5a0016ad3ec514474bebc90d49f40095870723b112d1878dfc16173eef9a0e2
SHA512

a815a2b4cf7ad52ba8619f1ec0b94b1b2a35f811c0868a502a29271e2db40a7b708ccc71727af4b7e87ccf70e48eb89daca217a59e97e43bff56a05bee72ac39
SSDEEP

3072:WaljkuxzrQMV46d/u48NOusseWopayA7j3iPFRjW5wIEcYr:WtuBp46pu46Grpan3iPFs5wIY

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2596	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2720	ctfnom.exe

Loads dropped DLL 2 IoCs

pid	Process
2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2348-0-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/files/0x000700000001940f-12.dat	upx
behavioral1/memory/2348-23-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2720-33-0x0000000000400000-0x000000000043B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\ctfnom = "C:\\Users\\Admin\\AppData\\Roaming\\Dir\\ctfnom.exe"	ctfnom.exe

Drops file in Program Files directory 7 IoCs

description	ioc	Process
File created	C:\Program Files\eMule\Incoming\Mirc.exe	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
File created	C:\Program Files\Morpheus\My Shared Folder\Mirc.exe	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
File created	C:\Program Files\Bearshare\Shared\kespersky Keys Generator.exee	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
File created	C:\Program Files\Kazaa\My Shared Folder\Mirc.exe	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
File created	C:\Program Files\Ares\My Shared Folder\Mirc.exe	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
File created	C:\Program Files\LimeWire\Shared\Mirc.exe	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
File created	C:\Program Files\eDonkey2000\Mirc.exe	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ctfnom.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
2720	ctfnom.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
2720	ctfnom.exe
2720	ctfnom.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2720	2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2720	2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2720	2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2720	2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2596	2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2596	2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2596	2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2596	2348	b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b0e9c53480d8de488e2b0284ee25eca9_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Users\Admin\AppData\Roaming\Dir\ctfnom.exe
  C:\Users\Admin\AppData\Roaming\Dir\ctfnom.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2720
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\runner.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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

C:\Users\Admin\AppData\Roaming\Dir\Dated.dat

Filesize
4B

MD5
cb492b7df9b5c170d7c87527940eff3b

SHA1
66928e6cbb59c3a3bce606959ef4a865fe04e642

SHA256
dba5166ad9db9ba648c1032ebbd34dcd0d085b50023b839ef5c68ca1db93a563

SHA512
ce677db6ae33c5496874a2902d30d361f6cf12576e96bd8a9f6626a0ca29f0b4f97e403e54711d24ebf34d4e183235a8f9951345d32a20f2dad476d911ee7e06

Download Submit
C:\Users\Admin\AppData\Roaming\Dir\ctfnom.exe

Filesize
231KB

MD5
b0e9c53480d8de488e2b0284ee25eca9

SHA1
a1b9b0a94d93fcebc44ce81312c1ea77ac4db588

SHA256
a5a0016ad3ec514474bebc90d49f40095870723b112d1878dfc16173eef9a0e2

SHA512
a815a2b4cf7ad52ba8619f1ec0b94b1b2a35f811c0868a502a29271e2db40a7b708ccc71727af4b7e87ccf70e48eb89daca217a59e97e43bff56a05bee72ac39

Download Submit
C:\runner.bat

Filesize
92B

MD5
55eedf69f9b5d23d63935dd49e3b019a

SHA1
41bcf561c6c21623ffe8624964296e33d95093c6

SHA256
bc78eb3a723d7a82db3333884a47def58c56e26fe151096b8dd7b377a4740e40

SHA512
83af8bbe5b3d67edf505bdf924fe1826f087dddfa2f1223f591a3c18acf67a6e1d7473e7e710197175711a34d4b0f2c7784b63570a53b38f3fd04f0a90901787

Download Submit
memory/2348-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2348-13-0x0000000003AE0000-0x0000000003B1B000-memory.dmp

Filesize
236KB

Download
memory/2348-23-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2720-33-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads