23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8

Analysis

max time kernel
90s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2022, 05:17

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General

Target

23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe
Size

1.4MB
MD5

2ece19c313bca5d49ac1cc1aae0944cf
SHA1

2a22c3fc3f771081036f031afcbcb0b73ded96d9
SHA256

23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8
SHA512

f5f8cbb845c3ab63a8197306303b769f63475a25b90caf885d57dc7de2aada2b2d14b8559b9e7bf144f6cb1b52e9aa6065c5aec76489dd7d731338a5584eeb54
SSDEEP

24576:zbCjcG/uYeoYyHH9LOyitTQYa/I3O2DdsOjVp+RWNmCetEC/qPTl1LKM:HRYujorcT/3O2DeoUtEXrl1Lb

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3564-132-0x0000000000400000-0x0000000000439000-memory.dmp	upx
behavioral2/memory/3564-134-0x0000000000400000-0x0000000000439000-memory.dmp	upx

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3564	23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe
3564	23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3564	23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 4936	3564	23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe	80
PID 3564 wrote to memory of 4936	3564	23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe	80
PID 3564 wrote to memory of 4936	3564	23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe	80

C:\Users\Admin\AppData\Local\Temp\23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe
"C:\Users\Admin\AppData\Local\Temp\23a95b6acc9f04402d7cba85180c254134731492987cf95ca74787a12f1e81a8.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3564
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\23A95B~1.EXE > nul
  2⤵
  PID:4936

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

memory/3564-132-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/3564-134-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download