699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe

Analysis

max time kernel
90s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 15:24

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General

Target

699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe
Size

1.8MB
MD5

a6638ff20c2b4f88a62063835c6d6d83
SHA1

de208d6c257e6d83ee1e39a969032b38ac441b41
SHA256

699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe
SHA512

964791710fde4cc6f641414bb480191e6e6d149fa458536c6651f7e963c5f63202fd7e0a6e09dd8893db1cda3e2c3bdd588f8affdeb20dc60431fe6076d44dce
SSDEEP

24576:rconAINPy/C1G8XWPxbXhLQJdNX3ztMSOQal2mmsT8/rIk8OWnjtyYMyVQwfaVqa:bRxU5pTJOX3vCQdDIk8OWjATwz/8r

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:

699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

4328 regsvr32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
4328	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe

description	pid	process	target process
PID 4372 wrote to memory of 4328	4372	699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe	regsvr32.exe
PID 4372 wrote to memory of 4328	4372	699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe	regsvr32.exe
PID 4372 wrote to memory of 4328	4372	699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe	regsvr32.exe

C:\Users\Admin\AppData\Local\Temp\699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe
"C:\Users\Admin\AppData\Local\Temp\699ffe932b40015c74f2d232a1440bfd29e68aea7d079204239030fc112faefe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4372
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /u /S .\TY8IYP.fEF
  2⤵
  - Loads dropped DLL
  PID:4328

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\TY8IYP.fEF

Filesize
1.7MB

MD5
373864f404943664ac8146c1c2c698b7

SHA1
8248b88a3decdaf977a30c0fa2ab992aadb70d73

SHA256
70f72ac145ee42fda83225021f9ed295fecf0522902b39ad0a5c9bb0d5844614

SHA512
a36aaaebaa29d6b2b337078607112eb731e3d0501afbd9185baace34c221aa78198cbdd01789e784d8af16cc8a0e5028c831fd3d842c8dfe7e082bcac3080253

Download Submit
C:\Users\Admin\AppData\Local\Temp\TY8iYP.fEF

Filesize
1.7MB

MD5
373864f404943664ac8146c1c2c698b7

SHA1
8248b88a3decdaf977a30c0fa2ab992aadb70d73

SHA256
70f72ac145ee42fda83225021f9ed295fecf0522902b39ad0a5c9bb0d5844614

SHA512
a36aaaebaa29d6b2b337078607112eb731e3d0501afbd9185baace34c221aa78198cbdd01789e784d8af16cc8a0e5028c831fd3d842c8dfe7e082bcac3080253

Download Submit
memory/4328-132-0x0000000000000000-mapping.dmp

Download
memory/4328-135-0x0000000003080000-0x0000000003190000-memory.dmp

Filesize
1.1MB

Download
memory/4328-136-0x00000000032A0000-0x00000000033B1000-memory.dmp

Filesize
1.1MB

Download
memory/4328-137-0x00000000033C0000-0x000000000348E000-memory.dmp

Filesize
824KB

Download
memory/4328-138-0x0000000003490000-0x000000000354C000-memory.dmp

Filesize
752KB

Download
memory/4328-141-0x00000000032A0000-0x00000000033B1000-memory.dmp

Filesize
1.1MB

Download