b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3

Analysis

max time kernel
98s
max time network
105s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 20:36

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General

Target

b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe
Size

35KB
MD5

c0c347f3a4f578634d79aa8e7f614772
SHA1

6efbb01e88d6ba82f8635c0ced1407206838c01c
SHA256

b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3
SHA512

a3a0b775a75c9108e6dc76c433f315d44f2075455744bdba140d0584b16f21f1cd8936fba589f1bf276ccf697ceced92535dc8173f099518bb85a2cc9bd5aaf4
SSDEEP

768:UPRf/KRwPqF+q71LPhnpwY9VSTUPCMRnGF:UPRf/KRwPxq71LP590MRG

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\Chromium = "\"C:\\Program Files (x86)\\Google\\Update\\GoogleUpdate.exe\""	b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe

Drops file in Windows directory 3 IoCs

Processes:

b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe

description	ioc	process
File created	C:\Windows\Interop.IWshRuntimeLibrary.dll	b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe
File created	C:\Windows\dwmvs.exe	b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe
File created	C:\Windows\tplmk.exe	b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe
"C:\Users\Admin\AppData\Local\Temp\b265431f41e964b09900df890ebdb7a6d399d0edf76b0afb6664ec39117477f3.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
PID:584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/584-54-0x0000000076B51000-0x0000000076B53000-memory.dmp

Filesize
8KB

Download
memory/584-55-0x0000000074B20000-0x00000000750CB000-memory.dmp

Filesize
5.7MB

Download
memory/584-56-0x0000000074B20000-0x00000000750CB000-memory.dmp

Filesize
5.7MB

Download
memory/584-57-0x0000000074B20000-0x00000000750CB000-memory.dmp

Filesize
5.7MB

Download