trickbot | f89b1d7e34810a16343159b8bb4700cfa548b58e2ab589bb1c6bee3455fd5f71

Analysis

max time kernel
138s
max time network
149s
platform
windows10_x64
resource
win10v200722
submitted
25/07/2020, 07:04

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General

Target
updating.dll
Size 264KB
Sample200725-1ss52h1kr6
SHA256 f89b1d7e34810a16343159b8bb4700cfa548b58e2ab589bb1c6bee3455fd5f71
MD5 be8633e9385cf9a1a48448f12b264923
SHA1 ecfda2f6337744f1063ecc2066c55d7c24011089
SHA512 0ea6ea22d95bce8e007074dd9d11ea6c13b3244c6c0c0174b8062ed553ceb845eafdf305bd6ea6b414d88473331b5618dd97484dc469d68e40c01f34f8f39a30
MD5 SHA1 SHA512

Score

10^/10

spyware trojan banker trickbot

Malware Config

Extracted

Family

trickbot

Version

1000512

Botnet

chil77

95.171.16.42:443
185.90.61.9:443
5.1.81.68:443
185.99.2.65:443
134.119.191.11:443
85.204.116.100:443
78.108.216.47:443
51.81.112.144:443
194.5.250.121:443
185.14.31.104:443
185.99.2.66:443
107.175.72.141:443
192.3.247.123:443
134.119.191.21:443
85.204.116.216:443
91.235.129.20:443
181.129.104.139:449
181.112.157.42:449
181.129.134.18:449
131.161.253.190:449
121.100.19.18:449
190.136.178.52:449
45.6.16.68:449
110.232.76.39:449
122.50.6.122:449
103.12.161.194:449
36.91.45.10:449
110.93.15.98:449
80.210.32.67:449
103.111.83.246:449
200.107.35.154:449
36.89.182.225:449
36.89.243.241:449
36.92.19.205:449
110.50.84.5:449
182.253.113.67:449
36.66.218.117:449

Attributes

autorun
Name:pwgrab

ecc_pubkey.base64

Signatures

Templ.dll packer 2 IoCs

Detects Templ.dll packer which usually loads Trickbot.

resource	yara_rule
behavioral2/memory/2716-1-0x0000000000D20000-0x0000000000D4E000-memory.dmp	templ_dll
behavioral2/memory/2716-2-0x0000000000D50000-0x0000000000D7D000-memory.dmp	templ_dll

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Trickbot
Developed in 2016, TrickBot is one of the more recent banking Trojans.
trojan banker trickbot

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 2716	3980	rundll32.exe	66
PID 3980 wrote to memory of 2716	3980	rundll32.exe	66
PID 3980 wrote to memory of 2716	3980	rundll32.exe	66
PID 2716 wrote to memory of 3920	2716	rundll32.exe	67
PID 2716 wrote to memory of 3920	2716	rundll32.exe	67
PID 2716 wrote to memory of 3920	2716	rundll32.exe	67
PID 2716 wrote to memory of 3920	2716	rundll32.exe	67

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3920	wermgr.exe
Token: SeDebugPrivilege	3920	wermgr.exe
Token: SeDebugPrivilege	3920	wermgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\updating.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\updating.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2716
- - C:\Windows\system32\wermgr.exe
    C:\Windows\system32\wermgr.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:3920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2716-1-0x0000000000D20000-0x0000000000D4E000-memory.dmp

Download

memory/2716-2-0x0000000000D50000-0x0000000000D7D000-memory.dmp