4f5644b3080f5142b16bad5345916d73c55d45ceb9c5f65160e3952cb03d4716

Analysis

max time kernel
93s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 09:33

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General

Target

ab92553392399eb29fd766645331624f.exe
Size

150KB
MD5

ab92553392399eb29fd766645331624f
SHA1

7313794977a4e0a6654c1e089620d0efe14ca344
SHA256

4f5644b3080f5142b16bad5345916d73c55d45ceb9c5f65160e3952cb03d4716
SHA512

8027b18415aef5048c3476930dea8596fdda9238fbc1c61aec62eb4c095f55907b6593569e2b0deb953d4fe5ded831601dad2dd9df2fa69eb8d00b5f0c0c585a
SSDEEP

3072:hUVMf+osr7kaDioQciE3t/01BDpAzhtbB9GdfCdt7VBpHEioayYSDHLImHeP7E:hkw+BrYTRciRA1RB+S7r1WDDNj

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation	ab92553392399eb29fd766645331624f.exe

Executes dropped EXE 1 IoCs

pid	Process
4256	1.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\1.exe	ab92553392399eb29fd766645331624f.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1908	4256	WerFault.exe	89

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
428	ab92553392399eb29fd766645331624f.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 4256	428	ab92553392399eb29fd766645331624f.exe	89
PID 428 wrote to memory of 4256	428	ab92553392399eb29fd766645331624f.exe	89
PID 428 wrote to memory of 4256	428	ab92553392399eb29fd766645331624f.exe	89

C:\Users\Admin\AppData\Local\Temp\ab92553392399eb29fd766645331624f.exe
"C:\Users\Admin\AppData\Local\Temp\ab92553392399eb29fd766645331624f.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:428
- C:\Windows\1.exe
  "C:\Windows\1.exe"
  2⤵
  - Executes dropped EXE
  PID:4256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4256 -s 224
    3⤵
    - Program crash
    PID:1908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4256 -ip 4256
1⤵
PID:220

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:\Windows\1.exe

Filesize
131KB

MD5
2fe1a4b5d26343029291cb6bced9f508

SHA1
2d4ecc208ca8ac41332a133110d11130d0cc216f

SHA256
e8a665f351e024924a721b035bc6d43f1c6c6fdfaf5361194af4a8eb94e63a49

SHA512
a6b9fd9861283a65448358048a2d8f9451ef8b2f74c17da2a26f8088ed4cd2c0cf79a479bd6ce95669f7c74bdcb5c5dd1104a30a9367029dc2b0cd284eeb7e53

Download Submit
memory/428-0-0x0000000000400000-0x0000000000427200-memory.dmp

Filesize
156KB

Download
memory/4256-9-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4256-10-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download