02bf2829e07cfffb3b8b8901e839abdd7335b6c75702e780a180798c78c539d7

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 14:37

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General

Target

a2ef8c65d5a6299518796ae3df7a89da_JaffaCakes118.dll
Size

92KB
MD5

a2ef8c65d5a6299518796ae3df7a89da
SHA1

70c88a9327874adff2d1e514668acd3d7fded82a
SHA256

02bf2829e07cfffb3b8b8901e839abdd7335b6c75702e780a180798c78c539d7
SHA512

cffd010cb5c1f12a59dcde51ae1f33829fc25efef3eb1239b43d701a90455987bbea9d2b2fae5a6a58114c99527e28f4e29be5a498515ff2c554917d66673ebc
SSDEEP

1536:rE7D3EVgRvMDC6e/FyzvU5dG2OKaL31Z3mo5PrC5tx5L4QLgV+MR:o7jEVgNEre/8KgX1Z2ogXx54/V9

Score

6^/10

discovery persistence

Malware Config

Signatures

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\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Fsigigitulob = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\a2ef8c65d5a6299518796ae3df7a89da_JaffaCakes118.dll\",Startup"	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

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe
552	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2952 wrote to memory of 552	2952	rundll32.exe	84
PID 2952 wrote to memory of 552	2952	rundll32.exe	84
PID 2952 wrote to memory of 552	2952	rundll32.exe	84
PID 552 wrote to memory of 2004	552	rundll32.exe	96
PID 552 wrote to memory of 2004	552	rundll32.exe	96
PID 552 wrote to memory of 2004	552	rundll32.exe	96

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2ef8c65d5a6299518796ae3df7a89da_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2ef8c65d5a6299518796ae3df7a89da_JaffaCakes118.dll,#1
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:552
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\a2ef8c65d5a6299518796ae3df7a89da_JaffaCakes118.dll",iep
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2004

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

Replay Monitor

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Downloads

memory/552-7-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/552-0-0x00000000028F0000-0x0000000002900000-memory.dmp

Filesize
64KB

Download
memory/552-2-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/552-4-0x00000000028F0000-0x0000000002900000-memory.dmp

Filesize
64KB

Download
memory/552-3-0x00000000028F0000-0x0000000002900000-memory.dmp

Filesize
64KB

Download
memory/552-5-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/552-1-0x00000000028F0000-0x0000000002900000-memory.dmp

Filesize
64KB

Download
memory/552-15-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/2004-9-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

Filesize
64KB

Download
memory/2004-8-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

Filesize
64KB

Download
memory/2004-13-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

Filesize
64KB

Download
memory/2004-12-0x0000000002ED0000-0x0000000002EE0000-memory.dmp

Filesize
64KB

Download
memory/2004-14-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download