2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
31-05-2024 20:01

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General

Target

2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
Size

102KB
MD5

12fec7bccf4056d35aee966085764c93
SHA1

0fe4c017095fe5443949dd452de5fd47c116a04c
SHA256

2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc
SHA512

950b25f81a4af1cc6eecafc5a5e6d1071bb58df484309464ef3395a4a91f0db3594c0da74dd025af7a752d4074a96fdefecc4935873c38ca2b65e81ed124a682
SSDEEP

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

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 15 IoCs

resource	yara_rule
behavioral1/memory/2508-0-0x0000000000400000-0x000000000043B000-memory.dmp	UPX
behavioral1/memory/2508-3-0x0000000000400000-0x000000000043B000-memory.dmp	UPX
behavioral1/memory/2508-264-0x0000000000400000-0x000000000043B000-memory.dmp	UPX
behavioral1/memory/2704-445-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral1/memory/2508-448-0x0000000000400000-0x000000000043B000-memory.dmp	UPX
behavioral1/files/0x00100000000155d4-474.dat	UPX
behavioral1/memory/2704-475-0x0000000002D60000-0x0000000002D9B000-memory.dmp	UPX
behavioral1/memory/532-493-0x0000000000400000-0x000000000043B000-memory.dmp	UPX
behavioral1/memory/2704-498-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral1/memory/2704-502-0x0000000002D60000-0x0000000002D9B000-memory.dmp	UPX
behavioral1/memory/532-1038-0x0000000000400000-0x000000000043B000-memory.dmp	UPX
behavioral1/memory/1820-1039-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral1/memory/532-1050-0x0000000000400000-0x000000000043B000-memory.dmp	UPX
behavioral1/memory/2704-1055-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral1/memory/1820-1060-0x0000000000400000-0x000000000040B000-memory.dmp	UPX

Executes dropped EXE 3 IoCs

pid	Process
532	WindowsService.exe
1820	WindowsService.exe
2240	WindowsService.exe

Loads dropped DLL 5 IoCs

pid	Process
2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2508-0-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2508-3-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2508-264-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2704-445-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2508-448-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/files/0x00100000000155d4-474.dat	upx
behavioral1/memory/2704-475-0x0000000002D60000-0x0000000002D9B000-memory.dmp	upx
behavioral1/memory/532-493-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2704-498-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2704-502-0x0000000002D60000-0x0000000002D9B000-memory.dmp	upx
behavioral1/memory/532-1038-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/1820-1039-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/532-1050-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/memory/2704-1055-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1820-1060-0x0000000000400000-0x000000000040B000-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-1-5-21-330940541-141609230-1670313778-1000\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 2508 set thread context of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 532 set thread context of 1820	532	WindowsService.exe	35
PID 532 set thread context of 2240	532	WindowsService.exe	36

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe
Token: SeDebugPrivilege	1820	WindowsService.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
532	WindowsService.exe
1820	WindowsService.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 2508 wrote to memory of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 2508 wrote to memory of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 2508 wrote to memory of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 2508 wrote to memory of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 2508 wrote to memory of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 2508 wrote to memory of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 2508 wrote to memory of 2704	2508	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	28
PID 2704 wrote to memory of 240	2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	31
PID 2704 wrote to memory of 240	2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	31
PID 2704 wrote to memory of 240	2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	31
PID 2704 wrote to memory of 240	2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	31
PID 240 wrote to memory of 2408	240	cmd.exe	33
PID 240 wrote to memory of 2408	240	cmd.exe	33
PID 240 wrote to memory of 2408	240	cmd.exe	33
PID 240 wrote to memory of 2408	240	cmd.exe	33
PID 2704 wrote to memory of 532	2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	34
PID 2704 wrote to memory of 532	2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	34
PID 2704 wrote to memory of 532	2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	34
PID 2704 wrote to memory of 532	2704	2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe	34
PID 532 wrote to memory of 1820	532	WindowsService.exe	35
PID 532 wrote to memory of 1820	532	WindowsService.exe	35
PID 532 wrote to memory of 1820	532	WindowsService.exe	35
PID 532 wrote to memory of 1820	532	WindowsService.exe	35
PID 532 wrote to memory of 1820	532	WindowsService.exe	35
PID 532 wrote to memory of 1820	532	WindowsService.exe	35
PID 532 wrote to memory of 1820	532	WindowsService.exe	35
PID 532 wrote to memory of 1820	532	WindowsService.exe	35
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36
PID 532 wrote to memory of 2240	532	WindowsService.exe	36

C:\Users\Admin\AppData\Local\Temp\2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
"C:\Users\Admin\AppData\Local\Temp\2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Users\Admin\AppData\Local\Temp\2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe
  "C:\Users\Admin\AppData\Local\Temp\2a25e42aadccedc4589fec26d46f3c98fbd9368561952d386e6b80c592770abc.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\WKWHG.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:240
  - - 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
      PID:2408
- - C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
    "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:532
  - - C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
      "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:1820
  - - C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
      "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
      4⤵
      Executes dropped EXE
      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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
157B

MD5
f6a90c20834f271a907a4e2bc28184c2

SHA1
36c9d1602b74f622346fbb22693597d7889df48d

SHA256
73f29cd953eee40cea4de67842556ffd96efe8094a6a9b70f33a35df2582febd

SHA512
39cabae19fe1faa37455e4bd242c868be60d6252b07f01224b3f7501c3cf734e503300b840d83381a452707cab6df2f95f920655884be56d4024676b26943804

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

Filesize
102KB

MD5
b2037448d3161fa72d6b4915622f0895

SHA1
09d8b901d40d554fa98ff4aa7af765c9eb396b71

SHA256
c2ce65e01d158b0fdf4257fa69093e055ec49e3c5966911b96ee6f4c16c7b7d2

SHA512
bde59fe9fcf85c3f28cb99ddd6fecd7e4446a434cd05c5d001e1cc4a29767f7123c7ad2ae8b9ca18136f0114086e6bc7dd6e9b9916de2e0e7ae9ef2e7f75972c

Download Submit
memory/532-493-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/532-1038-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/532-1050-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1820-1039-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1820-1060-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2508-27-0x0000000000408000-0x0000000000409000-memory.dmp

Filesize
4KB

Download
memory/2508-448-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2508-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2508-431-0x0000000002A70000-0x0000000002AAB000-memory.dmp

Filesize
236KB

Download
memory/2508-264-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2508-5-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2508-3-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2704-445-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2704-498-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2704-500-0x0000000002D60000-0x0000000002D9B000-memory.dmp

Filesize
236KB

Download
memory/2704-504-0x0000000002D60000-0x0000000002D9B000-memory.dmp

Filesize
236KB

Download
memory/2704-503-0x0000000002D60000-0x0000000002D9B000-memory.dmp

Filesize
236KB

Download
memory/2704-502-0x0000000002D60000-0x0000000002D9B000-memory.dmp

Filesize
236KB

Download
memory/2704-489-0x0000000002D60000-0x0000000002D9B000-memory.dmp

Filesize
236KB

Download
memory/2704-492-0x0000000002D60000-0x0000000002D9B000-memory.dmp

Filesize
236KB

Download
memory/2704-490-0x0000000002D60000-0x0000000002D9B000-memory.dmp

Filesize
236KB

Download
memory/2704-1055-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2704-475-0x0000000002D60000-0x0000000002D9B000-memory.dmp

Filesize
236KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads