trickbot | dfbf77195c1011a196e0595a0511e2b6beb4b3f87c8a7fd8ec2a12c0e9812afb

Analysis

max time kernel
150s
max time network
137s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 17:07

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General

Target

kpsiwn.exe
Size

341KB
MD5

4103d97c7cad79f050901aace0d9fbe0
SHA1

dead0bd2345e9769b5545f4ff628e5c59fb5ef9e
SHA256

e410123bde6a317cadcaf1fa3502301b7aad6f528d59b6b60c97be077ef5da00
SHA512

390513fba9908a4f84a2f49174d573f8c0c45d9aa17ed5fb0300fe4f1eb85873eda4ed221f82d36ed629a06d0b1edd3983c10a5904949eae7d237753ab77ec57
SSDEEP

6144:uLCREvpKOH9do20AYjiYjyxNH1uBoxD6L66Oeh8S1dyY:uWBIXrYroHcBu6L6gAY

Score

10^/10

trickbot mor1 banker discovery trojan

Malware Config

Extracted

Family

trickbot

Version

100007

Botnet

mor1

41.243.29.182:449

196.45.140.146:449

103.87.25.220:443

103.98.129.222:449

103.87.25.220:449

103.65.196.44:449

103.65.195.95:449

103.61.101.11:449

103.61.100.131:449

103.150.68.124:449

103.137.81.206:449

103.126.185.7:449

103.112.145.58:449

103.110.53.174:449

102.164.208.48:449

102.164.208.44:449

Attributes

autorun
Name:pwgrab

ecc_pubkey.base64

Signatures

Trickbot
Developed in 2016, TrickBot is one of the more recent banking Trojans.
trojan banker trickbot
Trickbot family
trickbot

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\explorer.exe	kpsiwn.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	kpsiwn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1752	wermgr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 1752	1292	kpsiwn.exe	31
PID 1292 wrote to memory of 1752	1292	kpsiwn.exe	31
PID 1292 wrote to memory of 1752	1292	kpsiwn.exe	31
PID 1292 wrote to memory of 1752	1292	kpsiwn.exe	31
PID 1292 wrote to memory of 1752	1292	kpsiwn.exe	31
PID 1292 wrote to memory of 1752	1292	kpsiwn.exe	31

C:\Users\Admin\AppData\Local\Temp\kpsiwn.exe
"C:\Users\Admin\AppData\Local\Temp\kpsiwn.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Windows\system32\wermgr.exe
  C:\Windows\system32\wermgr.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1292-0-0x0000000000290000-0x00000000002CF000-memory.dmp

Filesize
252KB

Download
memory/1292-6-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1292-5-0x0000000000250000-0x000000000028D000-memory.dmp

Filesize
244KB

Download
memory/1292-4-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1292-42-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1292-148-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/1292-149-0x0000000010000000-0x0000000010003000-memory.dmp

Filesize
12KB

Download
memory/1292-152-0x0000000010000000-0x0000000010003000-memory.dmp

Filesize
12KB

Download
memory/1292-153-0x0000000000350000-0x000000000038B000-memory.dmp

Filesize
236KB

Download
memory/1752-151-0x0000000000060000-0x0000000000088000-memory.dmp

Filesize
160KB

Download
memory/1752-150-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download