07976da1e129ce7305a4e93786713039b1f35ed0254b8744919feaa0db91f3f8

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
12-08-2024 13:41

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General

Target

8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe
Size

26KB
MD5

8ef19e2bfc4dd0842dca8c9d6535cec8
SHA1

d6df6c81aadb17b23dea8e96b3cf14ebc9137e6e
SHA256

07976da1e129ce7305a4e93786713039b1f35ed0254b8744919feaa0db91f3f8
SHA512

529927b981ec280a9d5d7061d16db8279f14ebf0224a44d5ce0f407be4f7da0c212dcdddadaa5f283cfac4619ae8d6f886ceac4be9d33e8ae99111185295d72a
SSDEEP

384:HMWShb/b4ZAGrGRXDb+OqqM0ul/0ovTxUuNsRunCF6G+PsMDjlCW:HMhb/kGBDb+OE7yQULM9zsMPs

Score

10^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1343\\jwjqa.exe"	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.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\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\sdjwe = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1343\\jwjqa.exe"	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-1343\Desktop.ini	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1343\\jwjqa.exe"	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
760	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe
760	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe
760	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 760 wrote to memory of 1192	760	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe	20
PID 760 wrote to memory of 1192	760	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe	20
PID 760 wrote to memory of 1192	760	8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe	20

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\8ef19e2bfc4dd0842dca8c9d6535cec8_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  - Drops desktop.ini file(s)
  - Modifies WinLogon
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:760

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

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

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

memory/760-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/760-10-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/760-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/760-1-0x0000000000240000-0x0000000000245000-memory.dmp

Filesize
20KB

Download
memory/1192-7-0x00000000029A0000-0x00000000029A2000-memory.dmp

Filesize
8KB

Download
memory/1192-6-0x0000000002990000-0x0000000002991000-memory.dmp

Filesize
4KB

Download