838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1b

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 00:10

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General

Target

838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe
Size

45KB
MD5

c42a6a1dc50f8a6cca084699c6d3e370
SHA1

701cedbd9d2b3995eb7177c8e731b7048f6c2c93
SHA256

838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1b
SHA512

52cc8c832b1972d8dd74c167eb75974936dc58dd0b4f7ab295f0c1003315d8d59ed71f3b49580612dc86ce357d52a911722e068ce949a76da864756320999735
SSDEEP

768:9qSqC8+N5ozQQtncwxWmNXMX3cX8tcXmcX8/XrX8/uU3:9rqfzQQtamN88xjm7c73

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe

Executes dropped EXE 1 IoCs

pid	Process
1516	jusched.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\e4f9239f\jusched.exe	838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe
File created	C:\Program Files (x86)\e4f9239f\e4f9239f	838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.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	838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jusched.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
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1516	jusched.exe
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1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
1516	jusched.exe
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1516	jusched.exe
1516	jusched.exe
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1516	jusched.exe
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1516	jusched.exe
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1516	jusched.exe
1516	jusched.exe
1516	jusched.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 1516	2092	838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe	84
PID 2092 wrote to memory of 1516	2092	838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe	84
PID 2092 wrote to memory of 1516	2092	838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe	84

C:\Users\Admin\AppData\Local\Temp\838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe
"C:\Users\Admin\AppData\Local\Temp\838fd0952b9a1c39314fe8cd94bf526347600ae8d8b39c078e0ceaaa4e942a1bN.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Program Files (x86)\e4f9239f\jusched.exe
  "C:\Program Files (x86)\e4f9239f\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1516

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

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Downloads

C:\Program Files (x86)\e4f9239f\e4f9239f

Filesize
13B

MD5
f253efe302d32ab264a76e0ce65be769

SHA1
768685ca582abd0af2fbb57ca37752aa98c9372b

SHA256
49dca65f362fee401292ed7ada96f96295eab1e589c52e4e66bf4aedda715fdd

SHA512
1990d20b462406bbadb22ba43f1ed9d0db6b250881d4ac89ad8cf6e43ca92b2fd31c3a15be1e6e149e42fdb46e58122c15bc7869a82c9490656c80df69fa77c4

Download Submit
C:\Program Files (x86)\e4f9239f\jusched.exe

Filesize
45KB

MD5
57fca604b181a67102aa7b94e7437848

SHA1
bdad3b397ddac5a37cc0457fc1784b316fb88fcb

SHA256
1fd5164ace7cc1abe7359913e0d0dbb6fd0e6828896dcda6b21fa7924d50d973

SHA512
d16e7d2f69ce2d6a1711fdb82276af04a2e1a0a3b99afc2e5846e87c3ca47010cba787e2a40f88b1c44e30ca4a029b2dc9419ec8612236acc8c30614c5b08d18

Download Submit
memory/1516-14-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1516-17-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1516-20-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2092-0-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2092-5-0x0000000000401000-0x0000000000406000-memory.dmp

Filesize
20KB

Download
memory/2092-2-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2092-1-0x0000000000610000-0x0000000000613000-memory.dmp

Filesize
12KB

Download
memory/2092-16-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download