a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da

Analysis

max time kernel
189s
max time network
185s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 06:00

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General

Target

a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da.exe
Size

59KB
MD5

c00365b1e2d851db61730c2c4713c5d1
SHA1

3b0ee22eaf510ebe90d93adbed154f1207b07b15
SHA256

a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da
SHA512

382054cab0a4be58efba2a5030c59967dda3b6f0621e42deb0976f6e7e01574265688fd4f39a83fb333da0ab81b6d95cc6a3abefd2128d776d5acf4a29b8f515
SSDEEP

1536:/dE2eLOKL/108Zgqys0br6NCyoqbOEMqMoL2h9HL9:FEfLOK+8Zgbs0brN/EMqMoL2hr

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2660	uninstaller.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da.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 WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 2660	1748	a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da.exe	83
PID 1748 wrote to memory of 2660	1748	a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da.exe	83
PID 1748 wrote to memory of 2660	1748	a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da.exe	83

C:\Users\Admin\AppData\Local\Temp\a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da.exe
"C:\Users\Admin\AppData\Local\Temp\a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1748
- C:\WINDOWS\temp\uninstaller.exe
  "C:\WINDOWS\temp\uninstaller.exe" C:\Users\Admin\AppData\Local\Temp\a72515fba962724915a4edc989f00e891f77ac5265b583a9b7a61905819687da.exe
  2⤵
  - Executes dropped EXE
  PID:2660

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

Replay Monitor

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Downloads

C:\WINDOWS\temp\uninstaller.exe

Filesize
13KB

MD5
c7ea5ef08c01b732f3e1086630736fc8

SHA1
24f774a23dd202c89b46da146de0c5c33d314b19

SHA256
e46879c33dcbbeffd5fd4569db8dc9b87485f7cbfdcffd13c179277ee2f0d364

SHA512
d5f8ee15d0c8d6ae98955ced70cb664a9d967a458a5691bc1b1ea16f1cce96c5124f75110859280c84c248583c69875b60015bd04ce8523b6ba2b28a48ecde47

Download Submit
C:\Windows\Temp\uninstaller.exe

Filesize
13KB

MD5
c7ea5ef08c01b732f3e1086630736fc8

SHA1
24f774a23dd202c89b46da146de0c5c33d314b19

SHA256
e46879c33dcbbeffd5fd4569db8dc9b87485f7cbfdcffd13c179277ee2f0d364

SHA512
d5f8ee15d0c8d6ae98955ced70cb664a9d967a458a5691bc1b1ea16f1cce96c5124f75110859280c84c248583c69875b60015bd04ce8523b6ba2b28a48ecde47

Download Submit
memory/1748-132-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1748-133-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1748-134-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1748-138-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2660-139-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2660-140-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download