a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb

Analysis

max time kernel
94s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 08:03

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General

Target

a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
Size

1.1MB
MD5

6aeb281e0b9dc1c6ef4ca04dbcbf880c
SHA1

2d31ee11b3f24bdf833f60da921bf9a1890c7535
SHA256

a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb
SHA512

87b74ba96fd8047a71e7e263ce49b459235b06001e5a78b1b9eb58f4ad3ad68209c26bd16a727e242d7b0c7d7930a214b7e160d9e178e2adb78f453b9ac95aba
SSDEEP

12288:cxm03dDATu3TtKUhG3QQkrEcdvMqH1dznOotRldDfHbg5+MH/QTK7ufrncquNGsN:cgS73RKUsaVdzOotdDfStfsKafIgsN

Score

7^/10

Malware Config

Signatures

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	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.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	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4640 set thread context of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1588	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
1588	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
1588	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
1588	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
1588	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
1588	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80
PID 4640 wrote to memory of 1588	4640	a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe	80

C:\Users\Admin\AppData\Local\Temp\a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
"C:\Users\Admin\AppData\Local\Temp\a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4640
- C:\Users\Admin\AppData\Local\Temp\a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe
  "C:\Users\Admin\AppData\Local\Temp\a971b0c777fd5106342d7e5ac5ba34736f49beddc3c7be31e7cb5b8e934499fb.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1588

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/1588-133-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/1588-134-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/1588-135-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/1588-136-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/1588-137-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads