a1eb4ba0ad6c7ce0fc019241027cf897e80ad7f7574df3818ddb6b3e632d5ffa

Analysis

max time kernel
150s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 02:26

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General

Target

ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe
Size

904KB
MD5

ce6efd71b4b45b11f2e16af3cbad5cd3
SHA1

d67f32889b99beaf1d442c55daa7fbd18d40e398
SHA256

a1eb4ba0ad6c7ce0fc019241027cf897e80ad7f7574df3818ddb6b3e632d5ffa
SHA512

71457532956303c19e5c83cc2f44831bb596efcf39e58e8bd26e6ecf66a445d4eadc4222163c118eaf8c409ddb342db2a70fb7f1b01fc74e8f53d5808ef04e9f
SSDEEP

24576:nEMr6nh44pUnG76M+ce0BQ3/UmRNGLUqdHS9VEtG:EMrO44+brceaIsoQwqdHS96tG

Score

7^/10

discovery persistence upx

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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe

Executes dropped EXE 3 IoCs

pid	Process
1088	taskmgr.exe
4292	taskmgr.exe
1776	taskmgr.exe

UPX packed file 9 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1868-0-0x0000000000400000-0x0000000000868000-memory.dmp	upx
behavioral2/files/0x00090000000234af-11.dat	upx
behavioral2/memory/1088-18-0x0000000000400000-0x0000000000868000-memory.dmp	upx
behavioral2/memory/1868-22-0x0000000000400000-0x0000000000868000-memory.dmp	upx
behavioral2/memory/1776-31-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/1776-35-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/1776-37-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/1088-41-0x0000000000400000-0x0000000000868000-memory.dmp	upx
behavioral2/memory/1776-53-0x0000000000400000-0x0000000000409000-memory.dmp	upx

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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Task Manager = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Task Manager\\taskmgr.exe"	reg.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1088 set thread context of 4292	1088	taskmgr.exe	93
PID 1088 set thread context of 1776	1088	taskmgr.exe	94

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 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	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskmgr.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4292	taskmgr.exe
4292	taskmgr.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4292	taskmgr.exe
Token: SeDebugPrivilege	4292	taskmgr.exe
Token: SeDebugPrivilege	1776	taskmgr.exe
Token: SeDebugPrivilege	1732	iexplore.exe
Token: SeDebugPrivilege	1732	iexplore.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1868	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe
1088	taskmgr.exe
1776	taskmgr.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2700	1868	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe	88
PID 1868 wrote to memory of 2700	1868	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe	88
PID 1868 wrote to memory of 2700	1868	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe	88
PID 2700 wrote to memory of 2656	2700	cmd.exe	91
PID 2700 wrote to memory of 2656	2700	cmd.exe	91
PID 2700 wrote to memory of 2656	2700	cmd.exe	91
PID 1868 wrote to memory of 1088	1868	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe	92
PID 1868 wrote to memory of 1088	1868	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe	92
PID 1868 wrote to memory of 1088	1868	ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe	92
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 4292	1088	taskmgr.exe	93
PID 1088 wrote to memory of 1776	1088	taskmgr.exe	94
PID 1088 wrote to memory of 1776	1088	taskmgr.exe	94
PID 1088 wrote to memory of 1776	1088	taskmgr.exe	94
PID 1088 wrote to memory of 1776	1088	taskmgr.exe	94
PID 1088 wrote to memory of 1776	1088	taskmgr.exe	94
PID 1088 wrote to memory of 1776	1088	taskmgr.exe	94
PID 1088 wrote to memory of 1776	1088	taskmgr.exe	94
PID 1088 wrote to memory of 1776	1088	taskmgr.exe	94
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95
PID 4292 wrote to memory of 1732	4292	taskmgr.exe	95

C:\Users\Admin\AppData\Local\Temp\ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ce6efd71b4b45b11f2e16af3cbad5cd3_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FRoJV.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows Task Manager" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe" /f
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2656
- C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe
  "C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1088
- - C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe
    "C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4292
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" "C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:1732
- - C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe
    "C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1776

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\FRoJV.bat

Filesize
168B

MD5
af6c7aadedd88029c4cf2b4bbe061f58

SHA1
2b4dbdba41a6f2f7276bb47d66c00ce14c3cc022

SHA256
3c5cae645ef6d6b37b4d022b0b60b4e4c7335922d6a3c991b2b29837fffdded3

SHA512
8d5adb2dba711f638480fbf71e9ccfade031dc6f91064ff973b3140ebd2cfd900cc0252726974f84066548ca9f8108ff0025eb17dfc1618f18877bca90df900a

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Task Manager\taskmgr.exe

Filesize
904KB

MD5
ce6efd71b4b45b11f2e16af3cbad5cd3

SHA1
d67f32889b99beaf1d442c55daa7fbd18d40e398

SHA256
a1eb4ba0ad6c7ce0fc019241027cf897e80ad7f7574df3818ddb6b3e632d5ffa

SHA512
71457532956303c19e5c83cc2f44831bb596efcf39e58e8bd26e6ecf66a445d4eadc4222163c118eaf8c409ddb342db2a70fb7f1b01fc74e8f53d5808ef04e9f

Download Submit
memory/1088-18-0x0000000000400000-0x0000000000868000-memory.dmp

Filesize
4.4MB

Download
memory/1088-41-0x0000000000400000-0x0000000000868000-memory.dmp

Filesize
4.4MB

Download
memory/1776-35-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1776-53-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1776-37-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1776-31-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1868-22-0x0000000000400000-0x0000000000868000-memory.dmp

Filesize
4.4MB

Download
memory/1868-0-0x0000000000400000-0x0000000000868000-memory.dmp

Filesize
4.4MB

Download
memory/4292-26-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/4292-25-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/4292-28-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/4292-30-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/4292-32-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/4292-23-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/4292-42-0x0000000010410000-0x000000001046C000-memory.dmp

Filesize
368KB

Download
memory/4292-43-0x0000000010410000-0x000000001046C000-memory.dmp

Filesize
368KB

Download
memory/4292-50-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download