37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498

Analysis

max time kernel
88s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 14:24

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General

Target

37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
Size

935KB
MD5

0dd17888b2b136c2997a03f2df78f3bc
SHA1

c574c6026af25fa872277246f3a6ed2f368af491
SHA256

37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498
SHA512

72e67f05303389778450bada85bb3f1d20675416bcab128de6cd4884498b706c180b1da5610b9c40895d6ef27b3d473e7ffa45272efc4c0a25b3aa5fffa00267
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4K:pyHv5Z+Wzv7AiBll0OBWi6si9Gf

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/4316-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4316-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4316-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4316-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4316-138-0x0000000000400000-0x00000000004F2000-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\SystemBiosVersion	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.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	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2320 set thread context of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4316	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
4316	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
4316	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
4316	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
4316	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
4316	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83
PID 2320 wrote to memory of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83
PID 2320 wrote to memory of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83
PID 2320 wrote to memory of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83
PID 2320 wrote to memory of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83
PID 2320 wrote to memory of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83
PID 2320 wrote to memory of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83
PID 2320 wrote to memory of 4316	2320	37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe	83

C:\Users\Admin\AppData\Local\Temp\37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
"C:\Users\Admin\AppData\Local\Temp\37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Users\Admin\AppData\Local\Temp\37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe
  "C:\Users\Admin\AppData\Local\Temp\37edd4012dca9865e966518b9eabe27f966bdf1f2c706847f6fd380f9d837498.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4316

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/4316-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4316-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4316-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4316-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4316-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads