a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3

Analysis

max time kernel
138s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 15:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3.exe
Size

2.2MB
MD5

e598450e72082c9e7456abbc5ec2792a
SHA1

65b004025ac5aa0210db8037ffe7315df2ab33c1
SHA256

a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3
SHA512

3f83e537fa387d536d6a58c95230c1d78494123e5dcfa964181108a27bbed865427e168c7cb78f94a1bef26a7f36a564a8cbc655c147e865158c360d112352a2
SSDEEP

12288:x10P7S7UgCDBR+RM42znzqzsY6hCyTyc8J97gqSBSrfR6IoSBIp9Z+4/rHAuFoeB:gqSBSrfR6KUZ+4D7Foe27wATj0uu

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4716	b2e.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4520-132-0x0000000000400000-0x0000000000628000-memory.dmp	upx

Checks computer location settings 2 TTPs 2 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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	b2e.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 6 IoCs

description	pid	Process	procid_target
PID 4520 wrote to memory of 4716	4520	a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3.exe	80
PID 4520 wrote to memory of 4716	4520	a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3.exe	80
PID 4520 wrote to memory of 4716	4520	a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3.exe	80
PID 4716 wrote to memory of 4372	4716	b2e.exe	81
PID 4716 wrote to memory of 4372	4716	b2e.exe	81
PID 4716 wrote to memory of 4372	4716	b2e.exe	81

C:\Users\Admin\AppData\Local\Temp\a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3.exe
"C:\Users\Admin\AppData\Local\Temp\a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4520
- C:\Users\Admin\AppData\Local\Temp\6AC5.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6AC5.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6AC5.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\a7140dc76632fd7de60b4f83b0be552774b4f71ab58d215a99b905d3fb258cc3.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4716
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\71AA.tmp\batchfile.bat" "
    3⤵
    PID:4372

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\6AC5.tmp\b2e.exe

Filesize
1.3MB

MD5
47e45b199565c2f2d597b2702d013a3a

SHA1
fd2fbc0879d23470a60ce08d8843174d02cb3a94

SHA256
68d672fa81a2138adc21556cb8110ad245d4ede355e65640d69c183786331de9

SHA512
1010648969c682213bc1dd27e62b2a03da5509ab2c45e167f5b5926419b69d28f5f5b1568a4e2f53b18b0b00f85dc831bc5aeb8e9e368309ce52f1b46f7843a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\6AC5.tmp\b2e.exe

Filesize
1.3MB

MD5
47e45b199565c2f2d597b2702d013a3a

SHA1
fd2fbc0879d23470a60ce08d8843174d02cb3a94

SHA256
68d672fa81a2138adc21556cb8110ad245d4ede355e65640d69c183786331de9

SHA512
1010648969c682213bc1dd27e62b2a03da5509ab2c45e167f5b5926419b69d28f5f5b1568a4e2f53b18b0b00f85dc831bc5aeb8e9e368309ce52f1b46f7843a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\71AA.tmp\batchfile.bat

Filesize
982KB

MD5
6290edca6b627eb2b88807f4ad67d198

SHA1
b095d76b94930f15b1b35901162c2cf8f79d667f

SHA256
e7dbb644dd7a082132799df7373ad8f6355454c415146a9e10dba00e5e0078af

SHA512
42d275a6fbd5d7e0773e836722fc46d5520586c7b10575e96372f8e47c5a8c54ea72b58abee1cd89aff69a0341d711767dd75c4f7428566fe733160ab85f6fdc

Download Submit
memory/4520-132-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/4716-137-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download