trickbot | b4eb31112cb2d0686ea3e88ab33569a0c902cb14331bb5f12a206d6f61b6b1fe

Analysis

max time kernel
145s
max time network
143s
platform
windows10_x64
resource
win10v200430
submitted
07-07-2020 06:25

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General

Target

update.dll
Size

569KB
MD5

d45ee9a3cca69aaae227f6984fe4fd18
SHA1

20b7ce39d75b986036601e1611b2bd410cc4a3b6
SHA256

b4eb31112cb2d0686ea3e88ab33569a0c902cb14331bb5f12a206d6f61b6b1fe
SHA512

5da87fb2353a5d67aa40604e79db648c1f1119b6291affe6d6a9a9138f7a05c95e5f6c8895cd65f13d37a0638c8cf6f5480f78208546e918a056070f784b8877

Score

10^/10

spyware trojan banker trickbot

Malware Config

Extracted

Family

trickbot

Version

1000512

Botnet

chil60

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

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/584-1-0x0000000004760000-0x000000000478E000-memory.dmp	templ_dll
behavioral2/memory/584-2-0x0000000004790000-0x00000000047BD000-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 428 wrote to memory of 584	428	rundll32.exe	66
PID 428 wrote to memory of 584	428	rundll32.exe	66
PID 428 wrote to memory of 584	428	rundll32.exe	66
PID 584 wrote to memory of 736	584	rundll32.exe	67
PID 584 wrote to memory of 736	584	rundll32.exe	67
PID 584 wrote to memory of 736	584	rundll32.exe	67
PID 584 wrote to memory of 736	584	rundll32.exe	67

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	736	wermgr.exe
Token: SeDebugPrivilege	736	wermgr.exe
Token: SeDebugPrivilege	736	wermgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:428
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:584
- - C:\Windows\system32\wermgr.exe
    C:\Windows\system32\wermgr.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:736

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/584-1-0x0000000004760000-0x000000000478E000-memory.dmp

Filesize
184KB

Download
memory/584-2-0x0000000004790000-0x00000000047BD000-memory.dmp

Filesize
180KB

Download