d3415b3f45c0cc0149b352f0fbeac0225a98b70a93b99682a5ea346d37f5f204

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 00:57

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General

Target

28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe
Size

225KB
MD5

28131be3d75a7824c137edb70f1940a5
SHA1

0005a7be8633de2e4b0c8220317c6ac9afaf7cd4
SHA256

d3415b3f45c0cc0149b352f0fbeac0225a98b70a93b99682a5ea346d37f5f204
SHA512

ebbd4d7197f1c7267f04b9ef2efb25749f5015ac2199a08cee958a0e330b9ae9d8fd198bd5d02469e872e5ba82d291f37ed161be86c3b697fbe2495de331d74c
SSDEEP

3072:VTTz7E25tzKGn45kIIerkDcRQHfKlTbNUYdhofDnLNHHn7k+Mfe7qDBhkmwO9JOH:1lGC41kD61SfDLNq8O9J47

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4012	gcnyv.exe

Loads dropped DLL 1 IoCs

pid	Process
4012	gcnyv.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 15 IoCs

pid	pid_target	Process	procid_target
3368	4592	WerFault.exe	82
1936	4592	WerFault.exe	82
4740	4592	WerFault.exe	82
1700	4592	WerFault.exe	82
4488	4592	WerFault.exe	82
3248	4592	WerFault.exe	82
2740	4592	WerFault.exe	82
2732	4592	WerFault.exe	82
2408	4012	WerFault.exe	109
2452	4012	WerFault.exe	109
5076	4012	WerFault.exe	109
1696	4012	WerFault.exe	109
4028	4012	WerFault.exe	109
1960	4012	WerFault.exe	109
1272	4012	WerFault.exe	109

System Location Discovery: System Language Discovery 1 TTPs 5 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	28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gcnyv.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3752	cmd.exe
2888	PING.EXE

Kills process with taskkill 1 IoCs

evasion

pid	Process
1812	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2888	PING.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4012	gcnyv.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1812	taskkill.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4012	gcnyv.exe
4012	gcnyv.exe
4012	gcnyv.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4012	gcnyv.exe
4012	gcnyv.exe
4012	gcnyv.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4592 wrote to memory of 3752	4592	28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe	101
PID 4592 wrote to memory of 3752	4592	28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe	101
PID 4592 wrote to memory of 3752	4592	28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe	101
PID 3752 wrote to memory of 1812	3752	cmd.exe	105
PID 3752 wrote to memory of 1812	3752	cmd.exe	105
PID 3752 wrote to memory of 1812	3752	cmd.exe	105
PID 3752 wrote to memory of 2888	3752	cmd.exe	108
PID 3752 wrote to memory of 2888	3752	cmd.exe	108
PID 3752 wrote to memory of 2888	3752	cmd.exe	108
PID 3752 wrote to memory of 4012	3752	cmd.exe	109
PID 3752 wrote to memory of 4012	3752	cmd.exe	109
PID 3752 wrote to memory of 4012	3752	cmd.exe	109

C:\Users\Admin\AppData\Local\Temp\28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4592
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 648
  2⤵
  - Program crash
  PID:3368
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 712
  2⤵
  - Program crash
  PID:1936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 856
  2⤵
  - Program crash
  PID:4740
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 880
  2⤵
  - Program crash
  PID:1700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 868
  2⤵
  - Program crash
  PID:4488
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 1016
  2⤵
  - Program crash
  PID:3248
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 1028
  2⤵
  - Program crash
  PID:2740
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 4592 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\28131be3d75a7824c137edb70f1940a5_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\gcnyv.exe -f
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3752
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 4592
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1812
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2888
- - C:\Users\Admin\AppData\Local\gcnyv.exe
    C:\Users\Admin\AppData\Local\gcnyv.exe -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:4012
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 832
      4⤵
      Program crash
      PID:2408
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 900
      4⤵
      Program crash
      PID:2452
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 1176
      4⤵
      Program crash
      PID:5076
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 1180
      4⤵
      Program crash
      PID:1696
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 1172
      4⤵
      Program crash
      PID:4028
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 1208
      4⤵
      Program crash
      PID:1960
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 1248
      4⤵
      Program crash
      PID:1272
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 140
  2⤵
  - Program crash
  PID:2732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4592 -ip 4592
1⤵
PID:4968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4592 -ip 4592
1⤵
PID:2512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4592 -ip 4592
1⤵
PID:2260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4592 -ip 4592
1⤵
PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4592 -ip 4592
1⤵
PID:4040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4592 -ip 4592
1⤵
PID:2828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4592 -ip 4592
1⤵
PID:4228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4592 -ip 4592
1⤵
PID:2152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4012 -ip 4012
1⤵
PID:3992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4012 -ip 4012
1⤵
PID:2016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4012 -ip 4012
1⤵
PID:760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4012 -ip 4012
1⤵
PID:1736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4012 -ip 4012
1⤵
PID:3936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4012 -ip 4012
1⤵
PID:1072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4012 -ip 4012
1⤵
PID:2408

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\gcnyv.exe

Filesize
225KB

MD5
28131be3d75a7824c137edb70f1940a5

SHA1
0005a7be8633de2e4b0c8220317c6ac9afaf7cd4

SHA256
d3415b3f45c0cc0149b352f0fbeac0225a98b70a93b99682a5ea346d37f5f204

SHA512
ebbd4d7197f1c7267f04b9ef2efb25749f5015ac2199a08cee958a0e330b9ae9d8fd198bd5d02469e872e5ba82d291f37ed161be86c3b697fbe2495de331d74c

Download Submit
memory/4012-15-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-18-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-33-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-31-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-9-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-10-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-13-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-29-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-27-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-20-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-16-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-22-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4012-24-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4592-1-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4592-0-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download
memory/4592-2-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download
memory/4592-5-0x0000000001000000-0x00000000010CC000-memory.dmp

Filesize
816KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads