7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b

Analysis

max time kernel
191s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 07:25

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General

Target

7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe
Size

6.4MB
MD5

8c49648ca6ee12c0619c1b10e4b0a149
SHA1

ed48f6a6e3278da71960bd2fb2fcdfeace7b60df
SHA256

7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b
SHA512

f9c3e92818127e16d9fc115b9ad6406688fb225e8b04396e1ab012cb03a1a87ac7e01c8a6617805d4ba3634379ae4ff13566e8e0142967ff9e753484d4e5174b
SSDEEP

196608:nDrJryvp10aEvcRVcdaNaqH+ex+PdQ3iVci1zwXAG:n3Nyb1fcsNaqN+PZfNwwG

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
4168	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe
File created	C:\Windows\assembly\Desktop.ini	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4168	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4168	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe
4168	7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe

C:\Users\Admin\AppData\Local\Temp\7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe
"C:\Users\Admin\AppData\Local\Temp\7af928e54857b035babda63103c0f70302b288ccf02f5b10cc05575838b2cd2b.exe"
1⤵
- Loads dropped DLL
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4168

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bjybaw5k.qnc\7z.dll

Filesize
893KB

MD5
04ad4b80880b32c94be8d0886482c774

SHA1
344faf61c3eb76f4a2fb6452e83ed16c9cce73e0

SHA256
a1e1d1f0fff4fcccfbdfa313f3bdfea4d3dfe2c2d9174a615bbc39a0a6929338

SHA512
3e3aaf01b769471b18126e443a721c9e9a0269e9f5e48d0a10251bc1ee309855bd71ede266caa6828b007359b21ba562c2a5a3469078760f564fb7bd43acabfb

Download Submit
memory/4168-132-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/4168-134-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download