51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854

Analysis

max time kernel
8s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/11/2022, 18:11

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General

Target

51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe
Size

84KB
MD5

0fabdfe3f787f8ecf3d202cb57b5f666
SHA1

640e6f6a169d65d59a0d63fcf85b71cc4b45cfaf
SHA256

51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854
SHA512

cea4a00129cc0c5a57d893ca512c92ca3e69774897c7288e069b2d23b486c79bc3c1116e32eb2c582e4f7242c9f3a8b645cc803da13002dc08a518af3b8bf858
SSDEEP

768:yLtnCSqm7EGD03vPSDjmPCjX7oPYpKib4FkTuCD8vlZ1Ub5M+QsiB9MaY2Ii2I49:yZNqOEGDYwmsX9dTunZRhIF1rx2VK

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854 = "c:\\windows\\51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe -m"	51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	\??\c:\windows\51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe	51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe
File opened for modification	\??\c:\windows\51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe	51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe

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

System Information Discovery
T1082

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1388	51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1388	51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe

C:\Users\Admin\AppData\Local\Temp\51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe
"C:\Users\Admin\AppData\Local\Temp\51e42000493dd7eccb42b9c8ea0b9ef63dd3b7b4a966cf6906e4b7a08568f854.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1388

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1388-54-0x0000000074AD1000-0x0000000074AD3000-memory.dmp

Filesize
8KB

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