trickbot | 39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9

Analysis

max time kernel
136s
max time network
139s
platform
windows10_x64
resource
win10v200430
submitted
14-07-2020 04:41

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General

Target

39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9.dll
Size

611KB
MD5

69f15ee8548baac2db17c3432bd97d21
SHA1

02b3b0bd1a683fda61488d920cde8c40907a2e68
SHA256

39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9
SHA512

be0f32d87f67a71cbd47a32d1335968e87856cf468b1d34f0c13c3a8351a9dfbc7dc6eaaa803fd7439e3e67d90efc1dac088b1fc523ca48b8013fe43cb300f64

Score

10^/10

spyware trojan banker trickbot

Malware Config

Extracted

Family

trickbot

Version

1000512

Botnet

chil65

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

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

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2116 wrote to memory of 2444	2116	rundll32.exe	rundll32.exe
PID 2116 wrote to memory of 2444	2116	rundll32.exe	rundll32.exe
PID 2116 wrote to memory of 2444	2116	rundll32.exe	rundll32.exe
PID 2444 wrote to memory of 2648	2444	rundll32.exe	wermgr.exe
PID 2444 wrote to memory of 2648	2444	rundll32.exe	wermgr.exe
PID 2444 wrote to memory of 2648	2444	rundll32.exe	wermgr.exe
PID 2444 wrote to memory of 2648	2444	rundll32.exe	wermgr.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

wermgr.exe

description pid process

Token: SeDebugPrivilege 2648 wermgr.exe
Token: SeDebugPrivilege 2648 wermgr.exe
Token: SeDebugPrivilege 2648 wermgr.exe

description	pid	process
Token: SeDebugPrivilege	2648	wermgr.exe
Token: SeDebugPrivilege	2648	wermgr.exe
Token: SeDebugPrivilege	2648	wermgr.exe

Templ.dll packer 2 IoCs

Detects Templ.dll packer which usually loads Trickbot.

Processes:

resource	yara_rule
behavioral2/memory/2444-1-0x00000000044A0000-0x00000000044CE000-memory.dmp	templ_dll
behavioral2/memory/2444-2-0x00000000044D0000-0x00000000044FD000-memory.dmp	templ_dll

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\39b89f87fb5a6303bf6721c477e0c109a7cd67433081092fef963b26a00f28c9.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2444

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2648

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2444-0-0x0000000000000000-mapping.dmp

Download
memory/2444-1-0x00000000044A0000-0x00000000044CE000-memory.dmp

Filesize
184KB

Download
memory/2444-2-0x00000000044D0000-0x00000000044FD000-memory.dmp

Filesize
180KB

Download
memory/2648-3-0x0000000000000000-mapping.dmp

Download