f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614

Analysis

max time kernel
124s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 11:59

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General

Target

f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe
Size

209KB
MD5

3caaa1a58203e358ba03fb3ac991f210
SHA1

231a091e317e6b410aed4d3e336029a3b2a13d0c
SHA256

f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614
SHA512

25da08955b2a9a291fe68332a177f52974024fbb571c2172ac85c2413eebfce20d8477fa2ace0b0d6deca390e67ca4a0f5779f709403d61960b9f596eab3bc7e
SSDEEP

3072:zVHgCc4xGvbwcU9KQ2BBAHmaPxiVo2b5Euk:aCc4xGxWKQ2BonxIk

Score

10^/10

discovery

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.tripod.com
Port:
21
Username:
onthelinux
Password:
741852abc

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:

f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe

Executes dropped EXE 1 IoCs

Processes:

jusched.exe

pid	Process
4696	jusched.exe

Drops file in Program Files directory 2 IoCs

Processes:

f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe

description	ioc	Process
File created	C:\Program Files (x86)\1786e928\jusched.exe	f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe
File created	C:\Program Files (x86)\1786e928\1786e928	f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe

Drops file in Windows directory 1 IoCs

Processes:

f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.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

Processes:

f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exejusched.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jusched.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe

description	pid	Process	procid_target
PID 4720 wrote to memory of 4696	4720	f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe	84
PID 4720 wrote to memory of 4696	4720	f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe	84
PID 4720 wrote to memory of 4696	4720	f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe	84

C:\Users\Admin\AppData\Local\Temp\f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.exe
"C:\Users\Admin\AppData\Local\Temp\f36d13f90cd80eb9f3dfca77688edbe55032f346cdba72f63387fbaf2dda0614.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:4720
- C:\Program Files (x86)\1786e928\jusched.exe
  "C:\Program Files (x86)\1786e928\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4696

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)\1786e928\1786e928

Filesize
17B

MD5
134c1d489094d6d3399f65b0e9aebc1f

SHA1
612a57fbe6ed3ab9c15b39451171d813314a28d5

SHA256
54f9150d1268f7b4b83dd9fc3ec32274bf749715a5806ff3ca5262f5427d6781

SHA512
b09bf60e4850d05261d81a124a647dd111f42480224eae8a3bd2f64736c38119953703f868ad34194a7ae6dad6aabff4081ba73df262bbe9f5327867c56a48ed

Download Submit
C:\Program Files (x86)\1786e928\jusched.exe

Filesize
209KB

MD5
755423cb3fea2c9faf5af3da05e52cb4

SHA1
054a18a8c4da436f3a93b389591786d8e19b787b

SHA256
43fec97527ee5bdd100427aefe9721795fe93cee4a51555eed05186c8f2cf6d9

SHA512
b1eb5ac3e6a6c11487d3e7a33570afbbea3df951d308884460717f03c6e3f579f78115511e928c5c549b70263b72a7b2d62d4c86e9470aa5841130871b8e6ded

Download Submit
memory/4696-14-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4696-17-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4720-0-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4720-15-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download