31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996

Analysis

max time kernel
93s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 21:25

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General

Target

31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe
Size

264KB
MD5

9a7da0d3ab20e7fa85ad941e38051156
SHA1

5c1f8e362dc836408f8e1b2db2d5b6a72090a95e
SHA256

31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996
SHA512

caebd73c9a4b929b15958bad1bd0e297f14ce4300eb417be719890187e99cb0e7b32900852e6ea97fceeadbe651bdbd9b5099df1696b3d58fb066042db52c385
SSDEEP

3072:O7BMvaWjzrLXQQJKgmSBAVpet2AgollMZa:saaWjz/gGKgmS+k2mF

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:

31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe

Executes dropped EXE 1 IoCs

Processes:

jusched.exe

pid process

1672 jusched.exe

pid	process
1672	jusched.exe

Drops file in Program Files directory 2 IoCs

Processes:

31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe

description	ioc	process
File created	C:\Program Files (x86)\9ffa7a91\jusched.exe	31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe
File created	C:\Program Files (x86)\9ffa7a91\9ffa7a91	31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe

Drops file in Windows directory 1 IoCs

Processes:

31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe

description ioc process

File created C:\Windows\Tasks\Update23.job 31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\Update23.job	31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe

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:

31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exejusched.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jusched.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe

description	pid	process	target process
PID 916 wrote to memory of 1672	916	31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe	jusched.exe
PID 916 wrote to memory of 1672	916	31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe	jusched.exe
PID 916 wrote to memory of 1672	916	31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe	jusched.exe

C:\Users\Admin\AppData\Local\Temp\31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.exe
"C:\Users\Admin\AppData\Local\Temp\31b41445627a367660d690fb0bb2d6a14584a059d2410782a14a72d1fc3ef996.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:916
- C:\Program Files (x86)\9ffa7a91\jusched.exe
  "C:\Program Files (x86)\9ffa7a91\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1672

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)\9ffa7a91\9ffa7a91

Filesize
17B

MD5
2130fee70fc3f7c10d5279f96f98ad1e

SHA1
4307cef89171fa230048ea22546802198d888780

SHA256
3506e286f6223ccaf1665d4e457b712abeb527266ff28327ce60e37b9fbeb404

SHA512
67fa1bb31028ff3ba125f184207499b9205f58c9eef2ac948f5824475515c396b3d5f93e207cb96deffe1aedb286b1f935cc689c5d84449e51c517da1cffe2e5

Download Submit
C:\Program Files (x86)\9ffa7a91\jusched.exe

Filesize
264KB

MD5
d91ab1dec909bfb13cb7a6bef275d78f

SHA1
29b6ffa2e8f7efc5236ceea345e9bfad9bfc26d5

SHA256
7aabd2322b5a81954ac1e09c9d490b6de0019e87dee2e070d54a61dc8c416635

SHA512
fd3ed40b74678da58343e3a6d8b5bec59fdcba523c1c1e8e5a833b97012ff10411651ed14b74901bd04af6a44992fc64170c69ee3398c52fdbde9c240c43caf2

Download Submit
memory/916-0-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/916-12-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1672-10-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1672-14-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download