23631f91ff110875307a093809cbfb0813fd461b37c0fadbf9bbe8fc4c7446bd

Analysis

max time kernel
120s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 02:40

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General

Target

49f5368f5d533b0a9422926bf93e4e30N.exe
Size

245KB
MD5

49f5368f5d533b0a9422926bf93e4e30
SHA1

aa8b781c935ebcefbd8dcea8e2faa7e5ecca0078
SHA256

23631f91ff110875307a093809cbfb0813fd461b37c0fadbf9bbe8fc4c7446bd
SHA512

5014488c6b77c4bc594fba78da5ce5fd1807ef34fb842e448b9f214646a31ff3308c1a6f653ed70986f1aeca666e973a262149b1a9fe077a8166f7ecf7e643f7
SSDEEP

3072:JVHgCc4xGvbwcU9KQ2BBAHmaPxzVoTb5Ecvi5PZGIFBj:MCc4xGxWKQ2BonxfPDPj

Score

10^/10

discovery

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.byethost12.com
Port:
21
Username:
b12_8082975
Password:
951753zx

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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	49f5368f5d533b0a9422926bf93e4e30N.exe

Executes dropped EXE 1 IoCs

pid	Process
3548	jusched.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\bae9db32\jusched.exe	49f5368f5d533b0a9422926bf93e4e30N.exe
File created	C:\Program Files (x86)\bae9db32\bae9db32	49f5368f5d533b0a9422926bf93e4e30N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	49f5368f5d533b0a9422926bf93e4e30N.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	49f5368f5d533b0a9422926bf93e4e30N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jusched.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 3548	3744	49f5368f5d533b0a9422926bf93e4e30N.exe	91
PID 3744 wrote to memory of 3548	3744	49f5368f5d533b0a9422926bf93e4e30N.exe	91
PID 3744 wrote to memory of 3548	3744	49f5368f5d533b0a9422926bf93e4e30N.exe	91

C:\Users\Admin\AppData\Local\Temp\49f5368f5d533b0a9422926bf93e4e30N.exe
"C:\Users\Admin\AppData\Local\Temp\49f5368f5d533b0a9422926bf93e4e30N.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3744
- C:\Program Files (x86)\bae9db32\jusched.exe
  "C:\Program Files (x86)\bae9db32\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3548

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\bae9db32\bae9db32

Filesize
17B

MD5
134c1d489094d6d3399f65b0e9aebc1f

SHA1
612a57fbe6ed3ab9c15b39451171d813314a28d5

SHA256
54f9150d1268f7b4b83dd9fc3ec32274bf749715a5806ff3ca5262f5427d6781

SHA512
b09bf60e4850d05261d81a124a647dd111f42480224eae8a3bd2f64736c38119953703f868ad34194a7ae6dad6aabff4081ba73df262bbe9f5327867c56a48ed

Download Submit
C:\Program Files (x86)\bae9db32\jusched.exe

Filesize
245KB

MD5
14e619cfd905e5de5821679e71ab66f5

SHA1
bb57891a53b7c7ef99838dbc449bdd5deeb71c65

SHA256
9de8df00c471e85a804135d21c5164308a86b797346a4c5006dc4e4b0c18661e

SHA512
bc57505ac9ebba53a5c68b8cf3cd37fc27760258ad8294fb26d1d81fc80f025c6b3822adbbb1dcdcbb473e8775b00738cc371ca9d4074acdad0ec964d6698418

Download Submit
memory/3548-15-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3548-17-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3744-0-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3744-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download