de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7

Analysis

max time kernel
160s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 12:07

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General

Target

de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe
Size

60KB
MD5

a0f6ecc28ffe4ea4842ed08d8a359139
SHA1

dea9f72ec6d2e24b2393d72d3edb460d76040075
SHA256

de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7
SHA512

5f2c1482aba5c5b3a9ea23ded4ede3890a259a40c49e7d70a2f4917f18127c554b1239b6927df031e10cf1563cb38a378cc6ea05adffbf7a1a31869aa71c3835
SSDEEP

768:9DpSXEOj+X3GKpkDBRAkrJScy3cCvu7kkBb4be0WhmufKtK:9DpS3+XzEAKylGPh4b01fKtK

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe

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

System Information Discovery
T1082
Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery
T1057

Processes:

tasklist.exe

pid process

4740 tasklist.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tasklist.exe

description pid process

Token: SeDebugPrivilege 4740 tasklist.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe

pid process

1796 de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe

pid	process
4740	tasklist.exe

description	pid	process
Token: SeDebugPrivilege	4740	tasklist.exe

pid	process
1796	de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.execmd.exe

description	pid	process	target process
PID 1796 wrote to memory of 4776	1796	de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe	cmd.exe
PID 1796 wrote to memory of 4776	1796	de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe	cmd.exe
PID 1796 wrote to memory of 4776	1796	de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe	cmd.exe
PID 4776 wrote to memory of 4740	4776	cmd.exe	tasklist.exe
PID 4776 wrote to memory of 4740	4776	cmd.exe	tasklist.exe
PID 4776 wrote to memory of 4740	4776	cmd.exe	tasklist.exe

C:\Users\Admin\AppData\Local\Temp\de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe
"C:\Users\Admin\AppData\Local\Temp\de20934e53df4fa54cb96600ad5633d2acf81112b6ad6ec5fcd50624915267f7.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1796

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c tasklist&&del de20934e53df4fa54cb96600ad5633d2ac
2⤵
- Suspicious use of WriteProcessMemory
PID:4776

C:\Windows\SysWOW64\tasklist.exe
tasklist
3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:4740

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Process Discovery

T1057

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/4740-135-0x0000000000000000-mapping.dmp

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memory/4776-134-0x0000000000000000-mapping.dmp

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