ad6321a85dd85148bceeec918dd675888a0a64d40f9d0562820a2e3d96e5b377

General

Target

741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
Size

4.7MB
MD5

741598c8ca33c637e54a65814b6485f2
SHA1

1e17f6f332dd32f6d4c7bd063afcd82244533efe
SHA256

ad6321a85dd85148bceeec918dd675888a0a64d40f9d0562820a2e3d96e5b377
SHA512

726af86cd53ded7b9ab2bcf6b2d97f4c7e559c3c77f776af2ba231aee15564a7d1dc01bcb7abc296579959e34250982c1dbe723bf338d113d1829aace3d4416b
SSDEEP

98304:FkBgrxEvbBOhKZNKXPgIy9juZsNdFo/lRVke56cbbpULLSS:FkPvbFZoXPAduA3o9RVX56qbmCS

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1500-0-0x0000000000F00000-0x0000000001D0E000-memory.dmp	upx
behavioral1/memory/1500-1-0x0000000000F00000-0x0000000001D0E000-memory.dmp	upx
behavioral1/memory/1500-23-0x0000000000F00000-0x0000000001D0E000-memory.dmp	upx
behavioral1/memory/2680-24-0x0000000000F00000-0x0000000001D0E000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 3 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1500 set thread context of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2680	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
2680	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2680	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
2680	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
2680	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
2680	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28
PID 1500 wrote to memory of 2680	1500	741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Users\Admin\AppData\Local\Temp\741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\741598c8ca33c637e54a65814b6485f2_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1500-0-0x0000000000F00000-0x0000000001D0E000-memory.dmp

Filesize
14.1MB

Download
memory/1500-1-0x0000000000F00000-0x0000000001D0E000-memory.dmp

Filesize
14.1MB

Download
memory/1500-23-0x0000000000F00000-0x0000000001D0E000-memory.dmp

Filesize
14.1MB

Download
memory/1500-3-0x0000000003F90000-0x0000000004D9E000-memory.dmp

Filesize
14.1MB

Download
memory/2680-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2680-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-11-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-24-0x0000000000F00000-0x0000000001D0E000-memory.dmp

Filesize
14.1MB

Download
memory/2680-25-0x00000000043D0000-0x00000000051DE000-memory.dmp

Filesize
14.1MB

Download
memory/2680-27-0x0000000000EB0000-0x0000000000EC0000-memory.dmp

Filesize
64KB

Download
memory/2680-28-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2680-29-0x00000000043D0000-0x00000000051DE000-memory.dmp

Filesize
14.1MB

Download

Analysis

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