5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75d

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 02:31

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General

Target

5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe
Size

163KB
MD5

be90776baaf6d6401c218ad073160380
SHA1

acb391d8cc5c21afc977eb306ddda91580d46695
SHA256

5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75d
SHA512

6897ddfc018968620c7775328272d0f7717958c606788c57318198063729ee461a86dfaa790a8f0ddde6c36ba8a6f3bab180e406ff56badbfbaad3261e0da322
SSDEEP

3072:zm8QyMWSVCqwT1h+popOOfaPOx5P+m/pNdhZ1QYUdq:NqwJh+6pAkGm/pH1gdq

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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe

Executes dropped EXE 4 IoCs

pid	Process
928	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe
2816	WindowsService.exe
2760	WindowsService.exe
1948	WindowsService.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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sidebar = "C:\\Users\\Admin\\AppData\\Roaming\\SystemWindows\\WindowsService.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2268 set thread context of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 2816 set thread context of 2760	2816	WindowsService.exe	95
PID 2816 set thread context of 1948	2816	WindowsService.exe	96

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2268-0-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/memory/2268-4-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/memory/928-8-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00070000000233fa-9.dat	upx
behavioral2/memory/928-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/928-14-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2268-13-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/files/0x0007000000023400-30.dat	upx
behavioral2/memory/2816-37-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/memory/928-41-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2816-44-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/memory/2816-56-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/memory/928-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2816-43-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral2/memory/2760-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx

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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WindowsService.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WindowsService.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WindowsService.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe
Token: SeDebugPrivilege	2760	WindowsService.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe
928	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe
2816	WindowsService.exe
2760	WindowsService.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 2268 wrote to memory of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 2268 wrote to memory of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 2268 wrote to memory of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 2268 wrote to memory of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 2268 wrote to memory of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 2268 wrote to memory of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 2268 wrote to memory of 928	2268	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	86
PID 928 wrote to memory of 208	928	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	88
PID 928 wrote to memory of 208	928	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	88
PID 928 wrote to memory of 208	928	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	88
PID 208 wrote to memory of 4736	208	cmd.exe	91
PID 208 wrote to memory of 4736	208	cmd.exe	91
PID 208 wrote to memory of 4736	208	cmd.exe	91
PID 928 wrote to memory of 2816	928	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	92
PID 928 wrote to memory of 2816	928	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	92
PID 928 wrote to memory of 2816	928	5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe	92
PID 2816 wrote to memory of 2760	2816	WindowsService.exe	95
PID 2816 wrote to memory of 2760	2816	WindowsService.exe	95
PID 2816 wrote to memory of 2760	2816	WindowsService.exe	95
PID 2816 wrote to memory of 2760	2816	WindowsService.exe	95
PID 2816 wrote to memory of 2760	2816	WindowsService.exe	95
PID 2816 wrote to memory of 2760	2816	WindowsService.exe	95
PID 2816 wrote to memory of 2760	2816	WindowsService.exe	95
PID 2816 wrote to memory of 2760	2816	WindowsService.exe	95
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96
PID 2816 wrote to memory of 1948	2816	WindowsService.exe	96

C:\Users\Admin\AppData\Local\Temp\5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe
"C:\Users\Admin\AppData\Local\Temp\5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Users\Admin\AppData\Local\Temp\5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe
  "C:\Users\Admin\AppData\Local\Temp\5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:928
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NKKWS.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:208
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "sidebar" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:4736
- - C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
    "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2816
  - - C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
      "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2760
  - - C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
      "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1948

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\5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75dN.exe

Filesize
163KB

MD5
be90776baaf6d6401c218ad073160380

SHA1
acb391d8cc5c21afc977eb306ddda91580d46695

SHA256
5a565059b3baa1f1899fc8db75c9587037986a57519167efd12be300cf78a75d

SHA512
6897ddfc018968620c7775328272d0f7717958c606788c57318198063729ee461a86dfaa790a8f0ddde6c36ba8a6f3bab180e406ff56badbfbaad3261e0da322

Download Submit
C:\Users\Admin\AppData\Local\Temp\NKKWS.txt

Filesize
157B

MD5
f6a90c20834f271a907a4e2bc28184c2

SHA1
36c9d1602b74f622346fbb22693597d7889df48d

SHA256
73f29cd953eee40cea4de67842556ffd96efe8094a6a9b70f33a35df2582febd

SHA512
39cabae19fe1faa37455e4bd242c868be60d6252b07f01224b3f7501c3cf734e503300b840d83381a452707cab6df2f95f920655884be56d4024676b26943804

Download Submit
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe

Filesize
163KB

MD5
40ca510ed8b150e2ddc55659172462c1

SHA1
3339adf9b6cd200d766adf49b7ab5d2f5e70b805

SHA256
0d668473d6597c32c324ee6624c57a16c14096f2b8a259d6ea2bebb5641d69dc

SHA512
22b4491a807707dec6e906c29553d31bc0936e467ffb653702733506356ad10b1f0886fc81068cffea4c7c8cf8450324532ee1207bfb4e55e8316ec100d2801d

Download Submit
memory/928-8-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/928-41-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/928-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/928-14-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/928-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1948-51-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1948-64-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1948-47-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1948-54-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1948-57-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2268-3-0x0000000002A90000-0x0000000002A91000-memory.dmp

Filesize
4KB

Download
memory/2268-5-0x0000000002AD0000-0x0000000002AD1000-memory.dmp

Filesize
4KB

Download
memory/2268-6-0x0000000002B30000-0x0000000002B31000-memory.dmp

Filesize
4KB

Download
memory/2268-7-0x0000000002B00000-0x0000000002B01000-memory.dmp

Filesize
4KB

Download
memory/2268-4-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2268-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2268-0-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2760-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2816-44-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2816-37-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2816-56-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2816-43-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads