e6b210664b8ccf719cd29ef0903fa5a4b8ee8f6069ab9a737fd25a2e0e8ee02a

Analysis

max time kernel
124s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 17:41

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General

Target

d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe
Size

39KB
MD5

d6cf111bfb733f325666e8ccee041c7a
SHA1

62a2655d151418a7f42e8990d0d92d4e0b68c5b7
SHA256

e6b210664b8ccf719cd29ef0903fa5a4b8ee8f6069ab9a737fd25a2e0e8ee02a
SHA512

385bb1db7e8713dbeba23accc714dc5575d2210fd5f73bf7e46bae19ac39438d8873d3f628e6299e99b758eaa36209d3fa29abdef81787fdfb6d6c8212f0b106
SSDEEP

768:aT4wO+IkS0JAVnVibDMPbDLxdGRbn0/bwy/851xa1VNz4Z/Dft:mOXnVTjV5E521V6Z/x

Score

8^/10

defense_evasion discovery

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\drivers\	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\drivers\	virtscrl.exe

Executes dropped EXE 1 IoCs

pid	Process
1980	virtscrl.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\virtscrl.exe	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\virtscrl.exe	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\virtscrl.exe	virtscrl.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	virtscrl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1424	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1980	virtscrl.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1424 wrote to memory of 1980	1424	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe	83
PID 1424 wrote to memory of 1980	1424	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe	83
PID 1424 wrote to memory of 1980	1424	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe	83
PID 1424 wrote to memory of 3216	1424	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe	84
PID 1424 wrote to memory of 3216	1424	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe	84
PID 1424 wrote to memory of 3216	1424	d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe	84
PID 1980 wrote to memory of 1860	1980	virtscrl.exe	85
PID 1980 wrote to memory of 1860	1980	virtscrl.exe	85
PID 1980 wrote to memory of 1860	1980	virtscrl.exe	85

C:\Users\Admin\AppData\Local\Temp\d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d6cf111bfb733f325666e8ccee041c7a_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424
- C:\Windows\SysWOW64\virtscrl.exe
  "C:\Windows\system32\virtscrl.exe"
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /C del C:\Windows\SysWOW64\virtscrl.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1860
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /C del C:\Users\Admin\AppData\Local\Temp\D6CF11~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

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\virtscrl.exe

Filesize
39KB

MD5
d6cf111bfb733f325666e8ccee041c7a

SHA1
62a2655d151418a7f42e8990d0d92d4e0b68c5b7

SHA256
e6b210664b8ccf719cd29ef0903fa5a4b8ee8f6069ab9a737fd25a2e0e8ee02a

SHA512
385bb1db7e8713dbeba23accc714dc5575d2210fd5f73bf7e46bae19ac39438d8873d3f628e6299e99b758eaa36209d3fa29abdef81787fdfb6d6c8212f0b106

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