8e414e83ad6b3f99bef714a2a023fd244a812bc990bc79d702534442c35050c2

General

Target

4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe
Size

253KB
MD5

4129fd88eb45ee0d870c96220f32d357
SHA1

575a6b036ac03ecf0934a64d79a57665f9cf184b
SHA256

8e414e83ad6b3f99bef714a2a023fd244a812bc990bc79d702534442c35050c2
SHA512

3f1c4c3d6c5f814b50f8ebb1f99d6c8b21fe660ad15ff7c00e8d520624b5bc05dd3a8896436e32ae013a1a0da4f6d98d4ec09277c9f182370e2c6ee46b599820
SSDEEP

6144:g/0uopAiF7tWm9d9qdH1lexDodpCGR4srdgUScDH:gJpQzqhexDod7R4XU

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2876	1.exe
2728	1.exe
2616	setup.exe

Loads dropped DLL 7 IoCs

pid	Process
2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe
2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe
2876	1.exe
2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe
2616	setup.exe
2616	setup.exe
2616	setup.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00070000000186f7-26.dat	upx
behavioral1/memory/2808-31-0x0000000002450000-0x0000000003168000-memory.dmp	upx
behavioral1/memory/2616-36-0x0000000000400000-0x0000000001118000-memory.dmp	upx
behavioral1/memory/2616-44-0x0000000000400000-0x0000000001118000-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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2876 set thread context of 2728	2876	1.exe	31

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2728	1.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2876	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	30
PID 2808 wrote to memory of 2876	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	30
PID 2808 wrote to memory of 2876	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	30
PID 2808 wrote to memory of 2876	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	30
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2876 wrote to memory of 2728	2876	1.exe	31
PID 2808 wrote to memory of 2616	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	32
PID 2808 wrote to memory of 2616	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	32
PID 2808 wrote to memory of 2616	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	32
PID 2808 wrote to memory of 2616	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	32
PID 2808 wrote to memory of 2616	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	32
PID 2808 wrote to memory of 2616	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	32
PID 2808 wrote to memory of 2616	2808	4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4129fd88eb45ee0d870c96220f32d357_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2876
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:2728
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\setup.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\setup.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2616

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe

Filesize
128KB

MD5
f352c911c2ccb5a0ffc2be2fe5057633

SHA1
3b3db1e22eba45ba3c71c5771a991a61fa415291

SHA256
3a5b8c5faf22d955f5ef36508dc8bc578a4b056ac3bb296feed2fe9cecc5e33f

SHA512
d6b1426cedee674b28eb087e46a22996879865a8f88d54ac4e1b9f71948e7481ed6144cbe4fb7856954e8d767f240f4a7bbe76ffee92dcaca998b6129f1df0fb

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\setup.exe

Filesize
134KB

MD5
d581068e84510083ddea45e821ebde36

SHA1
beebba90686dafbd91dbb17ab37a9442ea9c5521

SHA256
fa04f7f08277b74677628a224a096d4b9fe4cafb7eff9f9d92e2ad776085959d

SHA512
aac289c9d7733da47fcd7c25062963a4ce8531fd011479c950c5ee5bada7dba6221cb30a0950ce8f3ee2cc9bbac8ecfedbf9947c18a889589e39473d9b6e98fa

Download Submit
memory/2616-36-0x0000000000400000-0x0000000001118000-memory.dmp

Filesize
13.1MB

Download
memory/2616-47-0x00000000017C0000-0x00000000024D8000-memory.dmp

Filesize
13.1MB

Download
memory/2616-44-0x0000000000400000-0x0000000001118000-memory.dmp

Filesize
13.1MB

Download
memory/2616-42-0x00000000017C0000-0x00000000024D8000-memory.dmp

Filesize
13.1MB

Download
memory/2616-40-0x00000000017C0000-0x00000000024D8000-memory.dmp

Filesize
13.1MB

Download
memory/2616-41-0x00000000017C0000-0x00000000024D8000-memory.dmp

Filesize
13.1MB

Download
memory/2728-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2728-32-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2728-28-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2728-15-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2728-23-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2728-43-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2728-17-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2728-13-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2808-31-0x0000000002450000-0x0000000003168000-memory.dmp

Filesize
13.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads