6a17bce17766d3644f3656d1ad59897e6c542d97dc38de7b2cf9f3d8dd7369ca

General

Target

254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
Size

4.5MB
MD5

254876257f40f4873cd814a8b67a23b1
SHA1

af9a8b31c5380ce4cd190155fd562be121d75310
SHA256

6a17bce17766d3644f3656d1ad59897e6c542d97dc38de7b2cf9f3d8dd7369ca
SHA512

182955f8b0b03ba41d999ad8bbf8133827de14aa5f4a3a86bfea33ac4d567130b192e6c80e1651a2aa92daf245a3f0c604261884be5fc6a7edc2e81db999526a
SSDEEP

98304:B+22iQBNWcNiwj87w930gpo6LdrLJ2WWKnf:B+diQJIwAVEoorAaf

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4852-0-0x0000000000F00000-0x0000000001C6B000-memory.dmp	upx
behavioral2/memory/4852-14-0x0000000000F00000-0x0000000001C6B000-memory.dmp	upx
behavioral2/memory/1044-15-0x0000000000F00000-0x0000000001C6B000-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\Count	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4852 set thread context of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1044	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
1044	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
1044	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
1044	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1044	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
1044	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
1044	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
1044	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81
PID 4852 wrote to memory of 1044	4852	254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe	81

C:\Users\Admin\AppData\Local\Temp\254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4852
- C:\Users\Admin\AppData\Local\Temp\254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\254876257f40f4873cd814a8b67a23b1_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/1044-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-15-0x0000000000F00000-0x0000000001C6B000-memory.dmp

Filesize
13.4MB

Download
memory/1044-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1044-17-0x0000000000970000-0x0000000000971000-memory.dmp

Filesize
4KB

Download
memory/4852-0-0x0000000000F00000-0x0000000001C6B000-memory.dmp

Filesize
13.4MB

Download
memory/4852-14-0x0000000000F00000-0x0000000001C6B000-memory.dmp

Filesize
13.4MB

Download
memory/4852-1-0x0000000000A00000-0x0000000000A01000-memory.dmp

Filesize
4KB

Download

Analysis

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