fb7f8e192ce4fe4797868ead2d89a059d706546bd3a83626e637728fa18ee6c6

General

Target

8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
Size

4.5MB
MD5

8d6effe0da119d9835072c4f5d4021d7
SHA1

ff2045353fcae1355cb29fa6996ecec83516dcb1
SHA256

fb7f8e192ce4fe4797868ead2d89a059d706546bd3a83626e637728fa18ee6c6
SHA512

a6f0e789b088b302e99e5417d9f2b5acc2b1c23db36c5bc66bb0d0a530aa02992ec0b511f164bf9a0f4dbf1312ae1778e10d024b8d737e491b3b93418076f1dd
SSDEEP

98304:brEIOWdgFzJitZRUKkGL1L4vOYKd389SneGd+wMjZInf:brEnWdgBwszGhL4vODgSneGtnf

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/3808-0-0x0000000000F00000-0x0000000001C74000-memory.dmp	upx
behavioral2/memory/3808-14-0x0000000000F00000-0x0000000001C74000-memory.dmp	upx
behavioral2/memory/2876-16-0x0000000000F00000-0x0000000001C74000-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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\Count	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3808 set thread context of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92

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
2876	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
2876	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
2876	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
2876	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
2876	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
2876	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
2876	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
2876	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92
PID 3808 wrote to memory of 2876	3808	8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3808
- C:\Users\Admin\AppData\Local\Temp\8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\8d6effe0da119d9835072c4f5d4021d7_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2876

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/2876-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-16-0x0000000000F00000-0x0000000001C74000-memory.dmp

Filesize
13.5MB

Download
memory/2876-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-22-0x00000000036D0000-0x00000000036D1000-memory.dmp

Filesize
4KB

Download
memory/2876-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2876-18-0x00000000036D0000-0x00000000036D1000-memory.dmp

Filesize
4KB

Download
memory/2876-17-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3808-0-0x0000000000F00000-0x0000000001C74000-memory.dmp

Filesize
13.5MB

Download
memory/3808-14-0x0000000000F00000-0x0000000001C74000-memory.dmp

Filesize
13.5MB

Download
memory/3808-1-0x0000000003190000-0x0000000003191000-memory.dmp

Filesize
4KB

Download

Analysis

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