00c32106fcbb939aa32e002d1c8211669cfc7d4d9690cf1ec726d428108a80ad

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 15:37 UTC

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General

Target

d69c172a3bc29e864cf6744e69699770_JaffaCakes118.dll
Size

26KB
MD5

d69c172a3bc29e864cf6744e69699770
SHA1

7f0341790d3911ac99efe55a7d9d23224addc92a
SHA256

00c32106fcbb939aa32e002d1c8211669cfc7d4d9690cf1ec726d428108a80ad
SHA512

cbf768bc60611ec62086b386b697814d241f46cc81cb945f008b5268ec4b61a39afa07ef0b35f8b01b4556a3ba63b56b456780142aeeb49f41173448ec9738a1
SSDEEP

384:GmgT4BTQ0IyKJWpyb7ABGOp4nZCutNGhtIbaAn4YvlPu50nxGxkTliomvhXz0FJX:QTyKjAYE4wJmaIlmkhiokz8X

Score

7^/10

discovery persistence

Malware Config

Signatures

Loads dropped DLL 5 IoCs

pid	Process
3044	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe

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\MSServer = "rundll32.exe C:\\Windows\\system32\\jkkJaawu.dll,#1"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\jkkJaawu.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\jkkJaawu.dll	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D794CB4-C7CD-4c6f-BFDC-9B77AFBDC02C}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D794CB4-C7CD-4c6f-BFDC-9B77AFBDC02C}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D794CB4-C7CD-4c6f-BFDC-9B77AFBDC02C}\InprocServer32\ = "C:\\Windows\\SysWow64\\jkkJaawu.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D794CB4-C7CD-4c6f-BFDC-9B77AFBDC02C}\InprocServer32\ThreadingModel = "Both"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3044	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe
1080	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3044	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3044	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 3044	2984	rundll32.exe	30
PID 2984 wrote to memory of 3044	2984	rundll32.exe	30
PID 2984 wrote to memory of 3044	2984	rundll32.exe	30
PID 2984 wrote to memory of 3044	2984	rundll32.exe	30
PID 2984 wrote to memory of 3044	2984	rundll32.exe	30
PID 2984 wrote to memory of 3044	2984	rundll32.exe	30
PID 2984 wrote to memory of 3044	2984	rundll32.exe	30
PID 3044 wrote to memory of 428	3044	rundll32.exe	5
PID 3044 wrote to memory of 1080	3044	rundll32.exe	32
PID 3044 wrote to memory of 1080	3044	rundll32.exe	32
PID 3044 wrote to memory of 1080	3044	rundll32.exe	32
PID 3044 wrote to memory of 1080	3044	rundll32.exe	32
PID 3044 wrote to memory of 1080	3044	rundll32.exe	32
PID 3044 wrote to memory of 1080	3044	rundll32.exe	32
PID 3044 wrote to memory of 1080	3044	rundll32.exe	32

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:428

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d69c172a3bc29e864cf6744e69699770_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d69c172a3bc29e864cf6744e69699770_JaffaCakes118.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3044
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Windows\system32\jkkJaawu.dll,a
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    PID:1080

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\SysWOW64\jkkJaawu.dll

Filesize
26KB

MD5
d69c172a3bc29e864cf6744e69699770

SHA1
7f0341790d3911ac99efe55a7d9d23224addc92a

SHA256
00c32106fcbb939aa32e002d1c8211669cfc7d4d9690cf1ec726d428108a80ad

SHA512
cbf768bc60611ec62086b386b697814d241f46cc81cb945f008b5268ec4b61a39afa07ef0b35f8b01b4556a3ba63b56b456780142aeeb49f41173448ec9738a1

Download Submit
memory/428-7-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/1080-19-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/1080-18-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/1080-20-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/1080-21-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/3044-0-0x0000000010021000-0x0000000010022000-memory.dmp

Filesize
4KB

Download
memory/3044-1-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/3044-2-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/3044-6-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/3044-10-0x00000000002A0000-0x00000000002C3000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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