00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/05/2024, 17:02

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General

Target

00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24.exe
Size

58KB
MD5

a1fad08826b8fe95a7c226adf3d486a0
SHA1

aed87097358bd47de493900263f3f014526fccb1
SHA256

00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24
SHA512

8c8af1abd779f218feaa476bec179f3748d5ab04da61dbefd001da0044e964a4273f291d85880a2705fed34fc0e013d6ff6718820d2b4ca16dad69943fea2395
SSDEEP

384:5ItlYLkfSoxGMwIfUzAI7+U5QY8PfOc9cCWRLzENdloN1T8F0pEEu6AZkSX3uo9n:5+CLZoyIm5Vz2srIFLI63VvKP3KfiSiS

Score

7^/10

upx

Malware Config

Signatures

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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	hhcbrnaff.exe

Executes dropped EXE 1 IoCs

pid	Process
4756	hhcbrnaff.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/208-0-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral2/files/0x000a00000002328e-7.dat	upx
behavioral2/memory/208-10-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral2/memory/4756-26-0x0000000000400000-0x000000000040D000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 208 wrote to memory of 4756	208	00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24.exe	83
PID 208 wrote to memory of 4756	208	00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24.exe	83
PID 208 wrote to memory of 4756	208	00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24.exe	83

C:\Users\Admin\AppData\Local\Temp\00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24.exe
"C:\Users\Admin\AppData\Local\Temp\00c759af590238b4c0e51d3b128d74b896bada592b015be63577d03c42956b24.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:208
- C:\Users\Admin\AppData\Local\Temp\hhcbrnaff.exe
  "C:\Users\Admin\AppData\Local\Temp\hhcbrnaff.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  PID:4756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\hhcbrnaff.exe

Filesize
58KB

MD5
500768769000cd2dc9a05d9419016c02

SHA1
36243d3af3460846aa60dfb795ec9fec53f7e0e5

SHA256
7db3d06b719d69cb6e79a7650d0737e987b27f9476ea04759d930c85b9a0d3c5

SHA512
29974b4b6bb3a8d49e71b2653d567c80cb95dc326ea1bb27e17443d587de74cda3df75ed302f32d49bb47c8b62fced1b582438763b6e9c10bef21d2ef4f684d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\hhgnrddkjee.exe

Filesize
140B

MD5
ea8eef7d26ecc45b6a56c5ecdb494d42

SHA1
fd621efeb3a6649e0a7ed0a178fa51be3d5d7e1e

SHA256
1af29706d2a6b604a0e552114f17bb1789014da70e98d6cf05af542bafaca04f

SHA512
12aea78e33d411033ab3fb235f17013161d32c52c3a9b29e76c03dfe1c7ff97b39daadb9a02904923fb1fac0000a910dca2c692d949a8fa83620d09c0df62252

Download Submit
memory/208-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/208-2-0x0000000002910000-0x0000000002911000-memory.dmp

Filesize
4KB

Download
memory/208-3-0x0000000002920000-0x0000000002D20000-memory.dmp

Filesize
4.0MB

Download
memory/208-10-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4756-13-0x0000000002580000-0x0000000002980000-memory.dmp

Filesize
4.0MB

Download
memory/4756-12-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/4756-26-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download