trickbot | a8860ec41711e5a40dc818afd756800b1913bfc7bd724048e0832282cb09a6ac

Analysis

max time kernel
32s
max time network
130s
platform
windows10_x64
resource
win10v20201028
submitted
24-03-2021 17:37

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General

Target

a8860ec41711e5a40dc818afd756800b1913bfc7bd724048e0832282cb09a6ac.dll
Size

400KB
MD5

e6773f8149a687f25aadcf88f1dcbe07
SHA1

9850cde46a97514ca56be1fbf0870744b1582c1d
SHA256

a8860ec41711e5a40dc818afd756800b1913bfc7bd724048e0832282cb09a6ac
SHA512

bfb8cef0b439f5ac16f041b7a0ba37f142a641a12bca505a948ecb1edb82d44088cfffac891ec0a830b1b953e903d0e65e4a759e3639295bbb3413703c263ee7

Score

10^/10

trickbot mon73 banker trojan

Malware Config

Extracted

Family

trickbot

Version

100011

Botnet

mon73

194.5.249.156:443

142.202.191.164:443

193.8.194.96:443

45.155.173.242:443

108.170.20.75:443

185.163.45.138:443

94.140.114.136:443

134.119.186.202:443

200.52.147.93:443

45.230.244.20:443

186.250.157.116:443

186.137.85.76:443

36.94.62.207:443

182.253.107.34:443

Attributes

autorun
Name:pwgrab

ecc_pubkey.base64

Signatures

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

Templ.dll packer 1 IoCs

Detects Templ.dll packer which usually loads Trickbot.

Processes:

resource	yara_rule
behavioral2/memory/812-3-0x0000000004600000-0x0000000004637000-memory.dmp	templ_dll

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

26 icanhazip.com
28 myexternalip.com
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

wermgr.exe

description pid process

Token: SeDebugPrivilege 2388 wermgr.exe

flow	ioc
26	icanhazip.com
28	myexternalip.com

description	pid	process
Token: SeDebugPrivilege	2388	wermgr.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 616 wrote to memory of 812	616	rundll32.exe	rundll32.exe
PID 616 wrote to memory of 812	616	rundll32.exe	rundll32.exe
PID 616 wrote to memory of 812	616	rundll32.exe	rundll32.exe
PID 812 wrote to memory of 2456	812	rundll32.exe	wermgr.exe
PID 812 wrote to memory of 2456	812	rundll32.exe	wermgr.exe
PID 812 wrote to memory of 2388	812	rundll32.exe	wermgr.exe
PID 812 wrote to memory of 2388	812	rundll32.exe	wermgr.exe
PID 812 wrote to memory of 2388	812	rundll32.exe	wermgr.exe
PID 812 wrote to memory of 2388	812	rundll32.exe	wermgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8860ec41711e5a40dc818afd756800b1913bfc7bd724048e0832282cb09a6ac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:616

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8860ec41711e5a40dc818afd756800b1913bfc7bd724048e0832282cb09a6ac.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:812

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
3⤵
PID:2456

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2388

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/812-2-0x0000000000000000-mapping.dmp

Download
memory/812-3-0x0000000004600000-0x0000000004637000-memory.dmp

Filesize
220KB

Download
memory/812-4-0x0000000004640000-0x0000000004681000-memory.dmp

Filesize
260KB

Download
memory/812-7-0x0000000010001000-0x0000000010003000-memory.dmp

Filesize
8KB

Download
memory/812-6-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

Filesize
4KB

Download
memory/2388-5-0x0000000000000000-mapping.dmp

Download
memory/2388-9-0x0000015CE5210000-0x0000015CE5211000-memory.dmp

Filesize
4KB

Download
memory/2388-8-0x0000015CE5100000-0x0000015CE5127000-memory.dmp

Filesize
156KB

Download