f0aa0de7d31f68b412ddb78d8a0ffe9153422133780522a945eb17b5bd1016f0

Analysis

max time kernel
91s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
15-09-2022 11:06

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General

Target

013a54d88cabf8dd0afb664b6f1b06b7.exe
Size

37KB
MD5

013a54d88cabf8dd0afb664b6f1b06b7
SHA1

99431f171ef84bbae20376a787135578a61f235f
SHA256

f0aa0de7d31f68b412ddb78d8a0ffe9153422133780522a945eb17b5bd1016f0
SHA512

f5e21e058ce8569e764b8ddbf0f6b6b28b1c4aa913fec25e09e377786a321ac742a631eab39b3d7e0b5794d9a9b6ffdc7b52d585a0560b8d4eb2683fac0aeabd
SSDEEP

384:w+xcaCisP/WRdL5kyc/5kvHHng6sZ8UrAF+rMRTyN/0L+EcoinblneHQM3epzX0t:FxckD5nc/5k/VsxrM+rMRa8NuCnt

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

Processes:

dw20.exe

description ioc process

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

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

Processes:

dw20.exe

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

Processes:

dw20.exe

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

Processes:

dw20.exe

description	pid	process
Token: SeRestorePrivilege	3420	dw20.exe
Token: SeBackupPrivilege	3420	dw20.exe
Token: SeBackupPrivilege	3420	dw20.exe
Token: SeBackupPrivilege	3420	dw20.exe
Token: SeBackupPrivilege	3420	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

013a54d88cabf8dd0afb664b6f1b06b7.exe

description	pid	process	target process
PID 3060 wrote to memory of 3420	3060	013a54d88cabf8dd0afb664b6f1b06b7.exe	dw20.exe
PID 3060 wrote to memory of 3420	3060	013a54d88cabf8dd0afb664b6f1b06b7.exe	dw20.exe
PID 3060 wrote to memory of 3420	3060	013a54d88cabf8dd0afb664b6f1b06b7.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\013a54d88cabf8dd0afb664b6f1b06b7.exe
"C:\Users\Admin\AppData\Local\Temp\013a54d88cabf8dd0afb664b6f1b06b7.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3060

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 448
2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:3420

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3060-133-0x0000000074C70000-0x0000000075221000-memory.dmp

Filesize
5.7MB

Download
memory/3060-134-0x0000000074C70000-0x0000000075221000-memory.dmp

Filesize
5.7MB

Download
memory/3420-132-0x0000000000000000-mapping.dmp

Download