b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db

Analysis

max time kernel
139s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 13:58

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General

Target

b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db.exe
Size

50KB
MD5

51e13072c5e69e671fbf5abe06dcdd49
SHA1

0daf2ff53c9cdc502ff48563a7e242ff488bee47
SHA256

b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db
SHA512

358d6dc3743d76a3cad26c3382ff54c347fade059f1e7898229c28e823599832aa20e51b257f1a982f11445a96445bd3b1ef587ecf2247ea5e015f94ea4c9258
SSDEEP

768:tscCv3YZRrk+igxXrbarQcREnbcuyD7Uhq9UHxHMzDDXyV0r:tscCvIZFkqxXrbwEnouy8hq9UKs0r

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2828-132-0x0000000000400000-0x000000000041D000-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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db.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: RenamesItself 4 IoCs

pid	Process
5096	cmd.exe
5096	cmd.exe
5096	cmd.exe
5096	cmd.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 5096	2828	b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db.exe	82
PID 2828 wrote to memory of 5096	2828	b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db.exe	82
PID 2828 wrote to memory of 5096	2828	b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db.exe	82
PID 5096 wrote to memory of 4168	5096	cmd.exe	85
PID 5096 wrote to memory of 4168	5096	cmd.exe	85
PID 5096 wrote to memory of 4168	5096	cmd.exe	85
PID 5096 wrote to memory of 4620	5096	cmd.exe	86
PID 5096 wrote to memory of 4620	5096	cmd.exe	86
PID 5096 wrote to memory of 4620	5096	cmd.exe	86
PID 5096 wrote to memory of 3492	5096	cmd.exe	87
PID 5096 wrote to memory of 3492	5096	cmd.exe	87
PID 5096 wrote to memory of 3492	5096	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db.exe
"C:\Users\Admin\AppData\Local\Temp\b1ae6f0230fdbc46c99c0c8893f30cacbeac02b616fe50e58c29465fea4a11db.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DB61.tmp\¼ÓÃÜ°æKill.bat" "
  2⤵
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:5096
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c dir /ah /s/b
    3⤵
    PID:4168
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c dir/s/b
    3⤵
    PID:4620
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c dir /s/b *.*
    3⤵
    PID:3492

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:\Users\Admin\AppData\Local\Temp\DB61.tmp\¼ÓÃÜ°æKill.bat

Filesize
1KB

MD5
24c051649a369a1e05d42a09cb35b147

SHA1
ff910a515dcf4bb9d3a335ccb81a67a5c0a21438

SHA256
e03ebf8120259c9b8d208ec3c58f3c6a53d8628c2400b9eb433890db1f17244c

SHA512
fa38fbd6e44802229f9367621492031c97583636ee57bc5db61b10454ba9a4b8d8cb3db7cd95e3ce06a5a90c2398352dda1c9fa7f417d649fdc14e2eb4398835

Download Submit
memory/2828-132-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

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