762480e070e1dd9f1e9bdb7e6973226f983503e6fd22574329895ee0cc712740

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 12:49

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General

Target

624776cc0f108a0f789cf78da3db5870N.exe
Size

102KB
MD5

624776cc0f108a0f789cf78da3db5870
SHA1

01fd51f97c7b38e005ece5bc7c189e9bf5724a19
SHA256

762480e070e1dd9f1e9bdb7e6973226f983503e6fd22574329895ee0cc712740
SHA512

58184aa04cff93e01c4e093ec03edd4e0d8ce4439c541e4e463987fb834c92e887ce42b6a5ec1eeac4bb693c1d1417e9d02d260c12cf1b2c6b7f8b25b2cf230d
SSDEEP

3072:xFphTfm1UC7AdYzrV+Dljy/32ubwZZqJ:FhTfmuCkdYzrVolu/J0ZZ

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2856	WindowsService.exe
292	WindowsService.exe
2240	WindowsService.exe

Loads dropped DLL 5 IoCs

pid	Process
2724	624776cc0f108a0f789cf78da3db5870N.exe
2724	624776cc0f108a0f789cf78da3db5870N.exe
2724	624776cc0f108a0f789cf78da3db5870N.exe
2724	624776cc0f108a0f789cf78da3db5870N.exe
2724	624776cc0f108a0f789cf78da3db5870N.exe

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2396-0-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2396-169-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2396-128-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2396-82-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2396-78-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2396-25-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2724-446-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2396-448-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/files/0x000a000000014888-475.dat	upx
behavioral1/memory/2724-477-0x00000000032D0000-0x000000000330B000-memory.dmp	upx
behavioral1/memory/2724-496-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2856-502-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/292-1044-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2856-1049-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2724-1052-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/292-1055-0x0000000000400000-0x000000000040B000-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-1-5-21-2172136094-3310281978-782691160-1000\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 2396 set thread context of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2856 set thread context of 292	2856	WindowsService.exe	36
PID 2856 set thread context of 2240	2856	WindowsService.exe	37

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	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	624776cc0f108a0f789cf78da3db5870N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	624776cc0f108a0f789cf78da3db5870N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe
Token: SeDebugPrivilege	292	WindowsService.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2396	624776cc0f108a0f789cf78da3db5870N.exe
2724	624776cc0f108a0f789cf78da3db5870N.exe
2856	WindowsService.exe
292	WindowsService.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2396 wrote to memory of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2396 wrote to memory of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2396 wrote to memory of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2396 wrote to memory of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2396 wrote to memory of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2396 wrote to memory of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2396 wrote to memory of 2724	2396	624776cc0f108a0f789cf78da3db5870N.exe	31
PID 2724 wrote to memory of 2664	2724	624776cc0f108a0f789cf78da3db5870N.exe	32
PID 2724 wrote to memory of 2664	2724	624776cc0f108a0f789cf78da3db5870N.exe	32
PID 2724 wrote to memory of 2664	2724	624776cc0f108a0f789cf78da3db5870N.exe	32
PID 2724 wrote to memory of 2664	2724	624776cc0f108a0f789cf78da3db5870N.exe	32
PID 2664 wrote to memory of 2540	2664	cmd.exe	34
PID 2664 wrote to memory of 2540	2664	cmd.exe	34
PID 2664 wrote to memory of 2540	2664	cmd.exe	34
PID 2664 wrote to memory of 2540	2664	cmd.exe	34
PID 2724 wrote to memory of 2856	2724	624776cc0f108a0f789cf78da3db5870N.exe	35
PID 2724 wrote to memory of 2856	2724	624776cc0f108a0f789cf78da3db5870N.exe	35
PID 2724 wrote to memory of 2856	2724	624776cc0f108a0f789cf78da3db5870N.exe	35
PID 2724 wrote to memory of 2856	2724	624776cc0f108a0f789cf78da3db5870N.exe	35
PID 2856 wrote to memory of 292	2856	WindowsService.exe	36
PID 2856 wrote to memory of 292	2856	WindowsService.exe	36
PID 2856 wrote to memory of 292	2856	WindowsService.exe	36
PID 2856 wrote to memory of 292	2856	WindowsService.exe	36
PID 2856 wrote to memory of 292	2856	WindowsService.exe	36
PID 2856 wrote to memory of 292	2856	WindowsService.exe	36
PID 2856 wrote to memory of 292	2856	WindowsService.exe	36
PID 2856 wrote to memory of 292	2856	WindowsService.exe	36
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37
PID 2856 wrote to memory of 2240	2856	WindowsService.exe	37

C:\Users\Admin\AppData\Local\Temp\624776cc0f108a0f789cf78da3db5870N.exe
"C:\Users\Admin\AppData\Local\Temp\624776cc0f108a0f789cf78da3db5870N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Users\Admin\AppData\Local\Temp\624776cc0f108a0f789cf78da3db5870N.exe
  "C:\Users\Admin\AppData\Local\Temp\624776cc0f108a0f789cf78da3db5870N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\RPOSF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2664
  - - 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:2540
- - 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:2856
  - - 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:292
  - - 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:2240

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 Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
157B

MD5
f6a90c20834f271a907a4e2bc28184c2

SHA1
36c9d1602b74f622346fbb22693597d7889df48d

SHA256
73f29cd953eee40cea4de67842556ffd96efe8094a6a9b70f33a35df2582febd

SHA512
39cabae19fe1faa37455e4bd242c868be60d6252b07f01224b3f7501c3cf734e503300b840d83381a452707cab6df2f95f920655884be56d4024676b26943804

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

Filesize
102KB

MD5
7be2de59fbd7b90f0a1b106f22f2405f

SHA1
7b05d0f319d158c2fd9ace6b37d302e1d8f789a0

SHA256
d15b38216c7d530f552cce99e7fb16b521ce359a3f6699fa37c239203bd2481a

SHA512
1a7ab1468d1f4832eb8d836acf5cb4f5261b1471cb2cba8a69624ed76135ab7be8c63e7479b4665610445d7c1cd542a7fc34e64be779ae95406fc4bc9676afcd

Download Submit
memory/292-1044-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/292-1055-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2396-78-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2396-79-0x0000000000408000-0x0000000000409000-memory.dmp

Filesize
4KB

Download
memory/2396-82-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2396-25-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2396-128-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2396-448-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2396-169-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2396-3-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2396-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2724-477-0x00000000032D0000-0x000000000330B000-memory.dmp

Filesize
236KB

Download
memory/2724-491-0x00000000032D0000-0x000000000330B000-memory.dmp

Filesize
236KB

Download
memory/2724-490-0x00000000032D0000-0x000000000330B000-memory.dmp

Filesize
236KB

Download
memory/2724-496-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2724-497-0x00000000032D0000-0x000000000330B000-memory.dmp

Filesize
236KB

Download
memory/2724-498-0x00000000032D0000-0x000000000330B000-memory.dmp

Filesize
236KB

Download
memory/2724-500-0x00000000032D0000-0x000000000330B000-memory.dmp

Filesize
236KB

Download
memory/2724-492-0x00000000032D0000-0x000000000330B000-memory.dmp

Filesize
236KB

Download
memory/2724-1052-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2724-446-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-502-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2856-1049-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads