524b29eb85a279afeca8b7d0d6fd7cdd24d18e7c1a311a95d9b3f8a652cef8ff

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2024, 08:31

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General

Target

3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe
Size

16KB
MD5

3866845a5ec9b47ce2df51025a1bfa0b
SHA1

69cfb0d7f84e81b4fc491808413642beffea350b
SHA256

524b29eb85a279afeca8b7d0d6fd7cdd24d18e7c1a311a95d9b3f8a652cef8ff
SHA512

b17561816f811e41a71592809d13feb86e99a9c5a71199caff1316360244c84866af749535ed3d2f25c9349c6a1d6f36011dad22d0462eacbeb9a3ed40eccc1b
SSDEEP

384:Tz1snRhQX9V+hfSIMJnWOLCM0g1De5073V/u8FXu20nLjJi:F0M9charbGM0g1De5073VG8420nc

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 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\ShellServiceObjectDelayLoad\qrsqxeee.dll = "{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}"	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\qrsqxeee.nls	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32\ = "C:\\Windows\\SysWow64\\qrsqxeee.dll"	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32\ThreadingModel = "Apartment"	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe
1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe
1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe
1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1256 wrote to memory of 4400	1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe	88
PID 1256 wrote to memory of 4400	1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe	88
PID 1256 wrote to memory of 4400	1256	3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3866845a5ec9b47ce2df51025a1bfa0b_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1256
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\F4D.tmp.bat
  2⤵
  PID:4400

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\F4D.tmp.bat

Filesize
207B

MD5
90c15833d1e13bfe9fabaae00133d15d

SHA1
4559d77cf9fa5f9d36a5bad1ce8c51be39a8a55d

SHA256
b14d69da28f9395382524d6d585cf61c901f5ecc1ca0c9697ed835530a250015

SHA512
a56fb90e77f88793c1415167800b3de0dcd745f625a7686ea03f1a86c04c270f3f7c608eb06274c2959c13b6cae5591051b4ce201393b298b4e5ad448be7dcff

Download Submit
C:\Windows\SysWOW64\qrsqxeee.dll

Filesize
2.3MB

MD5
2f858ff5b919009ddc724e808bc4cd28

SHA1
45718eb8c8b00116630bbc087997b161e01be461

SHA256
388bb1bb3828a2f5227bb117c91526d0b124bfbb9d9f39af0f983943d81da09c

SHA512
76c1b42a9ff56cc7b9326d2bb9068e4126672b1423b0f0d8f62dcb68b6f86134151a82180bbad3e8e9533a4b338381e0a66d1f7828d8d0a835c3c6eba778da53

Download Submit
memory/1256-9-0x0000000010000000-0x000000001006C000-memory.dmp

Filesize
432KB

Download
memory/1256-13-0x0000000010000000-0x000000001006C000-memory.dmp

Filesize
432KB

Download