fd3c9f66c2d53052609225c396ff5edeb856b9d24f44be5b5f1d714cd9dc92ea

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2022, 21:58

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General

Target
fd3c9f66c2d53052609225c396ff5edeb856b9d24f44be5b5f1d714cd9dc92ea.exe
Size 54KB
Sample221001-1vs61ahbe4
SHA256 fd3c9f66c2d53052609225c396ff5edeb856b9d24f44be5b5f1d714cd9dc92ea
MD5 6f9b888b8ae5bc0de855923da092eb20
SHA1 ff51032cbc0825bc61619046878b248c71888b77
SHA512 d06e93c033404ea48f4c5cf46bb83a9a2bba18d98e25ef4f280224e2f89c613807a8f1e1f2f85e43a546a80b3b2ab7f8c2b157338f03c9bfe4c5969313a83a79
SSDEEP 1536:8L+37u0un25WjlUc1l7AOUKbLeOPPmoh/NQe7hW:C+rTuJRH7vUKbKOPBhlQeFW
MD5 SHA1 SHA512 SSDEEP

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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	1340	dw20.exe
Token: SeBackupPrivilege	1340	dw20.exe
Token: SeBackupPrivilege	1340	dw20.exe
Token: SeBackupPrivilege	1340	dw20.exe
Token: SeBackupPrivilege	1340	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 1340	2404	fd3c9f66c2d53052609225c396ff5edeb856b9d24f44be5b5f1d714cd9dc92ea.exe	84
PID 2404 wrote to memory of 1340	2404	fd3c9f66c2d53052609225c396ff5edeb856b9d24f44be5b5f1d714cd9dc92ea.exe	84
PID 2404 wrote to memory of 1340	2404	fd3c9f66c2d53052609225c396ff5edeb856b9d24f44be5b5f1d714cd9dc92ea.exe	84

C:\Users\Admin\AppData\Local\Temp\fd3c9f66c2d53052609225c396ff5edeb856b9d24f44be5b5f1d714cd9dc92ea.exe
"C:\Users\Admin\AppData\Local\Temp\fd3c9f66c2d53052609225c396ff5edeb856b9d24f44be5b5f1d714cd9dc92ea.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 804
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1340

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/2404-132-0x0000000074F10000-0x00000000754C1000-memory.dmp

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memory/2404-134-0x0000000074F10000-0x00000000754C1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads