1b6d3d8b5cf8af37b7ead131124df60958500d3556ceb3aecd4b14d447cfd972

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03/07/2024, 23:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe
Size

1.0MB
MD5

23cb26f635c4e2a3897a4a3427f8f5d5
SHA1

5d1135ddfed215a4ddfe85a207e80a5098ea6657
SHA256

1b6d3d8b5cf8af37b7ead131124df60958500d3556ceb3aecd4b14d447cfd972
SHA512

951ec9e3f71d94315b8a01d8f88883a8dca3ecbb5ddd3b494184e57d474448ed9e7f2b9bd28efce293129cad552ced0580373a9fb9b1a6b0ab650da6ad62a78f
SSDEEP

12288:rbpHYUKy5U1bo9t8DMRSW9vbciUiLuAvOxMt11i27Qitjxq:r5sJo6YrFUiyAak11Ltjxq

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
796	svchest000.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2184-0-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/2184-1-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/files/0x0038000000015c7f-7.dat	upx
behavioral1/memory/796-10-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/796-14-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/2184-15-0x0000000000400000-0x0000000000597000-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\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe"	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2184	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe
796	svchest000.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\BJ.exe	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe
File created	\??\c:\Windows\svchest000.exe	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\svchest000.exe	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 796	2184	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe	28
PID 2184 wrote to memory of 796	2184	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe	28
PID 2184 wrote to memory of 796	2184	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe	28
PID 2184 wrote to memory of 796	2184	23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\23cb26f635c4e2a3897a4a3427f8f5d5_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2184
- \??\c:\Windows\svchest000.exe
  c:\Windows\svchest000.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\svchest000.exe

Filesize
1.0MB

MD5
23cb26f635c4e2a3897a4a3427f8f5d5

SHA1
5d1135ddfed215a4ddfe85a207e80a5098ea6657

SHA256
1b6d3d8b5cf8af37b7ead131124df60958500d3556ceb3aecd4b14d447cfd972

SHA512
951ec9e3f71d94315b8a01d8f88883a8dca3ecbb5ddd3b494184e57d474448ed9e7f2b9bd28efce293129cad552ced0580373a9fb9b1a6b0ab650da6ad62a78f

Download Submit
memory/796-10-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/796-14-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2184-0-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2184-1-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2184-15-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads