0efa602278ef56e03389cc855bc0e3fc5c4c0d09adc785bf9d81678f8b633eed

Analysis

max time kernel
150s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 05:53

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General

Target

ced26b14ec4b419a9cbfcff0aacf3805_JaffaCakes118.dll
Size

22KB
MD5

ced26b14ec4b419a9cbfcff0aacf3805
SHA1

33746d1ff62ae55e5f49ab596f1cdf72e046c635
SHA256

0efa602278ef56e03389cc855bc0e3fc5c4c0d09adc785bf9d81678f8b633eed
SHA512

d302dbe0cb550fd7b9c90277a74e34aeacf299cd763b481be541cb43f597396637f4198097fe2f28e8a29d2489a18befafddd4d63c1dc4a25452d244f1961a62
SSDEEP

384:8BwgKpNalAgPBhIMsK1Atfs6ASN0WR8Q6tq0AaebhXFLScQ9aS:TzbaZvIMsKQs6R0hQ6th5ebHLScm

Score

7^/10

discovery persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
2740	rundll32.exe
2740	rundll32.exe
1868	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\\awttursS.dll,#1"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\awttursS.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\awttursS.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\{1BFAD0A6-FFA3-45AF-9B70-21EABB757A44}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1BFAD0A6-FFA3-45AF-9B70-21EABB757A44}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1BFAD0A6-FFA3-45AF-9B70-21EABB757A44}\InprocServer32\ = "C:\\Windows\\SysWow64\\awttursS.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1BFAD0A6-FFA3-45AF-9B70-21EABB757A44}\InprocServer32\ThreadingModel = "Both"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2740	rundll32.exe
2740	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2740	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2740	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 2740	1836	rundll32.exe	83
PID 1836 wrote to memory of 2740	1836	rundll32.exe	83
PID 1836 wrote to memory of 2740	1836	rundll32.exe	83
PID 2740 wrote to memory of 616	2740	rundll32.exe	5
PID 2740 wrote to memory of 1868	2740	rundll32.exe	96
PID 2740 wrote to memory of 1868	2740	rundll32.exe	96
PID 2740 wrote to memory of 1868	2740	rundll32.exe	96

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:616

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ced26b14ec4b419a9cbfcff0aacf3805_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ced26b14ec4b419a9cbfcff0aacf3805_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:2740
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Windows\system32\awttursS.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:1868

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

C:\Windows\SysWOW64\awttursS.dll

Filesize
22KB

MD5
ced26b14ec4b419a9cbfcff0aacf3805

SHA1
33746d1ff62ae55e5f49ab596f1cdf72e046c635

SHA256
0efa602278ef56e03389cc855bc0e3fc5c4c0d09adc785bf9d81678f8b633eed

SHA512
d302dbe0cb550fd7b9c90277a74e34aeacf299cd763b481be541cb43f597396637f4198097fe2f28e8a29d2489a18befafddd4d63c1dc4a25452d244f1961a62

Download Submit
memory/1868-17-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/1868-18-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/1868-19-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/2740-0-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/2740-1-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/2740-8-0x0000000002CF0000-0x0000000002D02000-memory.dmp

Filesize
72KB

Download
memory/2740-9-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/2740-10-0x0000000002CF0000-0x0000000002D02000-memory.dmp

Filesize
72KB

Download