b2aabdbc09fee27680c6a32ec19523144c97cb9246e9420e7460e8b4e2bf9f28

Analysis

max time kernel
90s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 23:05

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General

Target

b2aabdbc09fee27680c6a32ec19523144c97cb9246e9420e7460e8b4e2bf9f28.exe
Size

205KB
MD5

623f606c76468181e14f4bc503be4c50
SHA1

74be19e136dfecdf6df3969cd4b5f8bf1f34aa2b
SHA256

b2aabdbc09fee27680c6a32ec19523144c97cb9246e9420e7460e8b4e2bf9f28
SHA512

c261f01282c254f217465d32e496462a21560015232cdcb879b314246e4524e0918e3ae1d7efa880b75937c498792478d2e778e68d23409bccf5e02787305959
SSDEEP

6144:sttqg/xZEtUPLmfcwHFHk09jKaftB6Wwz+ex:sfqg/xZEtUFwHFHk09jKaftB6

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	4812	dw20.exe
Token: SeBackupPrivilege	4812	dw20.exe
Token: SeBackupPrivilege	4812	dw20.exe
Token: SeBackupPrivilege	4812	dw20.exe
Token: SeBackupPrivilege	4812	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 4812	4900	b2aabdbc09fee27680c6a32ec19523144c97cb9246e9420e7460e8b4e2bf9f28.exe	80
PID 4900 wrote to memory of 4812	4900	b2aabdbc09fee27680c6a32ec19523144c97cb9246e9420e7460e8b4e2bf9f28.exe	80
PID 4900 wrote to memory of 4812	4900	b2aabdbc09fee27680c6a32ec19523144c97cb9246e9420e7460e8b4e2bf9f28.exe	80

C:\Users\Admin\AppData\Local\Temp\b2aabdbc09fee27680c6a32ec19523144c97cb9246e9420e7460e8b4e2bf9f28.exe
"C:\Users\Admin\AppData\Local\Temp\b2aabdbc09fee27680c6a32ec19523144c97cb9246e9420e7460e8b4e2bf9f28.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 892
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4812

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4812-133-0x0000000000000000-mapping.dmp

Download
memory/4900-132-0x0000000075310000-0x00000000758C1000-memory.dmp

Filesize
5.7MB

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memory/4900-134-0x0000000075310000-0x00000000758C1000-memory.dmp

Filesize
5.7MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads