14d0b753418047c0d8be5e60fd5a4f621c8f6b54be4f0fed2b4ee57d15d91bad

General

Target

746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe
Size

332KB
MD5

746e3e58f587297a47b008f04f36b954
SHA1

27bec0b62392ec9d993da7758ac3280172603a1a
SHA256

14d0b753418047c0d8be5e60fd5a4f621c8f6b54be4f0fed2b4ee57d15d91bad
SHA512

b7afa8d1a17265d80f01bc4f8f0001e11e865f730a8df57a1ec0443333d1066ba60a9e5e14e0652425f016ca3aa8441bab9b15b7badcba90ef9a784503f9a922
SSDEEP

6144:oSGcLG9xG89CgAaAnTrpXM8JA5t+BIRphmpzI8I1SSs:oSGcU8gDEyZ+q9

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2740	bCkAn07003.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2264-3-0x0000000000400000-0x00000000004B2000-memory.dmp	upx
behavioral2/memory/2740-14-0x0000000000400000-0x00000000005B1000-memory.dmp	upx
behavioral2/memory/2740-15-0x0000000000400000-0x00000000005B1000-memory.dmp	upx
behavioral2/memory/2264-18-0x0000000000400000-0x00000000005B1000-memory.dmp	upx
behavioral2/memory/2740-19-0x0000000000400000-0x00000000005B1000-memory.dmp	upx
behavioral2/memory/2264-21-0x0000000000400000-0x00000000004B2000-memory.dmp	upx
behavioral2/memory/2264-37-0x0000000000400000-0x00000000005B1000-memory.dmp	upx
behavioral2/memory/2264-38-0x0000000000400000-0x00000000004B2000-memory.dmp	upx
behavioral2/memory/2740-39-0x0000000000400000-0x00000000005B1000-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-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\bCkAn07003 = "C:\\ProgramData\\bCkAn07003\\bCkAn07003.exe"	bCkAn07003.exe

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	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bCkAn07003.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2264	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe
2264	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe
2264	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe
2264	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe
2740	bCkAn07003.exe
2740	bCkAn07003.exe
2740	bCkAn07003.exe
2740	bCkAn07003.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2264	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe
Token: SeDebugPrivilege	2740	bCkAn07003.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2740	bCkAn07003.exe
2740	bCkAn07003.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2740	bCkAn07003.exe
2740	bCkAn07003.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2740	bCkAn07003.exe
2740	bCkAn07003.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2740	2264	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe	88
PID 2264 wrote to memory of 2740	2264	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe	88
PID 2264 wrote to memory of 2740	2264	746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2264
- C:\ProgramData\bCkAn07003\bCkAn07003.exe
  "C:\ProgramData\bCkAn07003\bCkAn07003.exe" "C:\Users\Admin\AppData\Local\Temp\746e3e58f587297a47b008f04f36b954_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2740

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

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Downloads

C:\ProgramData\bCkAn07003\bCkAn07003.exe

Filesize
332KB

MD5
e302d38093b14a7b16992c0907c34915

SHA1
9b7b15ff1b8f9b58cab2f926a4a282c58394e525

SHA256
0069352e22e192e3d8d42d08f6fa7122203bd686f661970023748c2882c209ed

SHA512
11e52adac71b53f790bd904fa8289866bdc5bc44edfe735bfa266e780b84ca415bbe05de3b212e6460e5fe56dbb255fbd0b150d701c670ed599298df30e7cb68

Download Submit
memory/2264-18-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2264-0-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2264-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-1-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2264-2-0x00000000023A0000-0x00000000023ED000-memory.dmp

Filesize
308KB

Download
memory/2264-38-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-37-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2264-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2740-12-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2740-19-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2740-15-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2740-14-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2740-13-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2740-39-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads