b851d54c8c962c94e1f308b36810de354227e3ac7225f0c65f2ce96a7536f14c

Analysis

max time kernel
121s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2022 20:38

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General

Target

b851d54c8c962c94e1f308b36810de354227e3ac7225f0c65f2ce96a7536f14c.exe
Size

314KB
MD5

6e57f168600ca0aa863dad5f4488bb88
SHA1

322d82d3733cda7fb07876c198b8bb89848c1a6f
SHA256

b851d54c8c962c94e1f308b36810de354227e3ac7225f0c65f2ce96a7536f14c
SHA512

0482a140729e0ef15b544ef4a8dc158b7cefdc859458e0a2ed8286ea3a9c5ed49e6df951173d17d0a6426665e46c512dab8779f64c404625d3e2149dfb2aae02
SSDEEP

6144:O/lRhI1CzRBMQV+IHz4nnNC50g0FXD/u:ORIwBMFd9gQXD/u

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{4D1CE95F-9365-48B5-844C-D813D4B60A65}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{05A7CB3C-5D13-4EF9-8613-A029C7E08E3D}.catalogItem	svchost.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\TaxiHub.job	b851d54c8c962c94e1f308b36810de354227e3ac7225f0c65f2ce96a7536f14c.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	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

C:\Users\Admin\AppData\Local\Temp\b851d54c8c962c94e1f308b36810de354227e3ac7225f0c65f2ce96a7536f14c.exe
"C:\Users\Admin\AppData\Local\Temp\b851d54c8c962c94e1f308b36810de354227e3ac7225f0c65f2ce96a7536f14c.exe"
1⤵
- Drops file in Windows directory
PID:3232

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:3632

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/3232-132-0x0000000000B60000-0x0000000000B8F000-memory.dmp

Filesize
188KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads