c2c79fd85fcb5023ddab5cbb196b78a44691c9a0f4742f28850441ceff36a5b4

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2024 20:25

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General

Target

c98a948581a739af6d63debfb1c87a48.exe
Size

29KB
MD5

c98a948581a739af6d63debfb1c87a48
SHA1

9474845992f10030dbbb9affdeb6fc327d45f505
SHA256

c2c79fd85fcb5023ddab5cbb196b78a44691c9a0f4742f28850441ceff36a5b4
SHA512

e3a3f33e69a8b99889e95bca25f154a1d989f397560f871a7c47fdaf36167ff86a6e8142bb2f99ba8ee324331b9f9fabfe902786110a318e5622751a02e9ef14
SSDEEP

768:6fQW4z3L4yEebb0j78YT9ceAWsZanG/wtzWHO8Vcz:6WrL4yx3XYTiWsZaGwtzWH3VS

Score

7^/10

upx

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	c98a948581a739af6d63debfb1c87a48.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4640-0-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4640-3-0x0000000000400000-0x0000000000414000-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 4640 wrote to memory of 1244	4640	c98a948581a739af6d63debfb1c87a48.exe	91
PID 4640 wrote to memory of 1244	4640	c98a948581a739af6d63debfb1c87a48.exe	91
PID 4640 wrote to memory of 1244	4640	c98a948581a739af6d63debfb1c87a48.exe	91

C:\Users\Admin\AppData\Local\Temp\c98a948581a739af6d63debfb1c87a48.exe
"C:\Users\Admin\AppData\Local\Temp\c98a948581a739af6d63debfb1c87a48.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4640
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\a..bat" > nul 2> nul
  2⤵
  PID:1244

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\a..bat

Filesize
210B

MD5
afd27529397f1e885090aedd4efd2fbe

SHA1
bc20b2a78e7e038ced0e40c8adc7612cfbaa3fe2

SHA256
f6644f1cd842e82fd4415a7a196ee84cbfa3329c57830f6f89d039e7b9fb1605

SHA512
db62f61a0314e647a34f008a58666aeaed0422c81b4bfb09c116e9988056e033f7b36ce6a9b2b4c061516af92ace5c91458322fa721af1bb74741a7d67582553

Download Submit
memory/4640-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4640-1-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/4640-3-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download