2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f

Analysis

max time kernel
134s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 14:51

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General

Target

2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
Size

935KB
MD5

a9d5966028775389a1e1a99f4f88ff6b
SHA1

21486910822e1d3d8645754720e937af60ce79f1
SHA256

2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f
SHA512

f6ee19d05e7b33223fbadcc30d83921aca88ba4040007f27ca5e528ab989e8a90b1c2c04f1865b62f720b122e4bdbcf8b4a7cde235a2eb3f411200f799aad4b9
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4I:pyHv5Z+Wzv7AiBll0OBWi6si9GR

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2256-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2256-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2256-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2256-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2256-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 868 set thread context of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2256	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
2256	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
2256	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
2256	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
2256	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
2256	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 868 wrote to memory of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81
PID 868 wrote to memory of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81
PID 868 wrote to memory of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81
PID 868 wrote to memory of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81
PID 868 wrote to memory of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81
PID 868 wrote to memory of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81
PID 868 wrote to memory of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81
PID 868 wrote to memory of 2256	868	2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe	81

C:\Users\Admin\AppData\Local\Temp\2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
"C:\Users\Admin\AppData\Local\Temp\2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:868
- C:\Users\Admin\AppData\Local\Temp\2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe
  "C:\Users\Admin\AppData\Local\Temp\2cf1a7d490d26643995e64db8bf4425e685e81494f7e828c5636a447cde24c5f.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2256

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2256-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2256-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2256-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2256-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2256-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads