4e3360a1287e3f4450c5d5a2b4ec2a8639c60004eaf7e9e27fc6e6001d8c9486

Analysis

max time kernel
147s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 14:03

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General

Target

af82cb68b922438c58879e33a3817114_JaffaCakes118.exe
Size

43KB
MD5

af82cb68b922438c58879e33a3817114
SHA1

864add8733c586e8436b1cae19ec4cd317489cfb
SHA256

4e3360a1287e3f4450c5d5a2b4ec2a8639c60004eaf7e9e27fc6e6001d8c9486
SHA512

b4967171486bd345a01ebb08f61574a839034358ff0245a71aa5c164576e76a6e8a981699c85eedb83df76d08b70c02c91c2c3bf1c352fb79e18411ac17bc93f
SSDEEP

768:ESExDBW9BtcAPJkvJacJDUqtto5nMGc21U22PoQTXlf0W0dKUWQ5n:sBW75P2JaciYo5nMF2ULPoQTXB0nNWQ

Score

8^/10

discovery persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	nsvitshc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\daosPmTUyw = "C:\\ProgramData\\xkjsfeza\\nsvitshc.exe"	nsvitshc.exe

Executes dropped EXE 1 IoCs

pid	Process
1568	nsvitshc.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nsvitshc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe
3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe
1568	nsvitshc.exe
1568	nsvitshc.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 1568	3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe	99
PID 3204 wrote to memory of 1568	3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe	99
PID 3204 wrote to memory of 1568	3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe	99
PID 3204 wrote to memory of 4552	3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe	100
PID 3204 wrote to memory of 4552	3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe	100
PID 3204 wrote to memory of 4552	3204	af82cb68b922438c58879e33a3817114_JaffaCakes118.exe	100

C:\Users\Admin\AppData\Local\Temp\af82cb68b922438c58879e33a3817114_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\af82cb68b922438c58879e33a3817114_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3204
- C:\ProgramData\xkjsfeza\nsvitshc.exe
  C:\ProgramData\xkjsfeza\nsvitshc.exe
  2⤵
  - Adds policy Run key to start application
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1568
- C:\Windows\SysWOW64\cmd.exe
  /c del /f C:\Users\Admin\AppData\Local\Temp\AF82CB~1.EXE.bak >> NUL
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4552

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:\ProgramData\xkjsfeza\nsvitshc.exe

Filesize
43KB

MD5
af82cb68b922438c58879e33a3817114

SHA1
864add8733c586e8436b1cae19ec4cd317489cfb

SHA256
4e3360a1287e3f4450c5d5a2b4ec2a8639c60004eaf7e9e27fc6e6001d8c9486

SHA512
b4967171486bd345a01ebb08f61574a839034358ff0245a71aa5c164576e76a6e8a981699c85eedb83df76d08b70c02c91c2c3bf1c352fb79e18411ac17bc93f

Download Submit
memory/3204-4-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

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