trickbot | d869fccdb3807528fb62cabc388d4ad9da641fc3354c4432ce2a93ce99e43d3c

General

Target

currCurrPl.hta
Size

2KB
MD5

29218d420ce0c0f84c301c035801f6ff
SHA1

e61258fb5fc9ce9b814b276298885fee5e16083d
SHA256

d869fccdb3807528fb62cabc388d4ad9da641fc3354c4432ce2a93ce99e43d3c
SHA512

591ee976ab70304faf1283dedea6101cd0b592560984dd60d70e5aabd0e20bb1e24e8f281414a51f7eff842802bd1901b118170431b50720cfad80e4e0c29ea3

Score

10^/10

trickbot zem1 banker trojan

Malware Config

Extracted

Family

trickbot

Version

2000033

Botnet

zem1

C2

179.42.137.102:443

191.36.152.198:443

179.42.137.104:443

179.42.137.106:443

179.42.137.108:443

202.183.12.124:443

194.190.18.122:443

103.56.207.230:443

171.103.187.218:449

171.103.189.118:449

18.139.111.104:443

179.42.137.105:443

186.4.193.75:443

171.101.229.2:449

179.42.137.107:443

103.56.43.209:449

179.42.137.110:443

45.181.207.156:443

197.44.54.162:449

179.42.137.109:443

Attributes

autorun
Name:pwgrabb
Name:pwgrabc

ecc_pubkey.base64

Signatures

Trickbot
Developed in 2016, TrickBot is one of the more recent banking Trojans.
trojan banker trickbot
Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

7 1512 mshta.exe
Downloads MZ/PE file
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

1664 regsvr32.exe
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

16 ip.anysrc.net
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

mshta.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1669990088-476967504-438132596-1000\Software\Microsoft\Internet Explorer\Main mshta.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

wermgr.exe

description pid process

Token: SeDebugPrivilege 1012 wermgr.exe

flow	pid	process
7	1512	mshta.exe

pid	process
1664	regsvr32.exe

flow	ioc
16	ip.anysrc.net

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1669990088-476967504-438132596-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

description	pid	process
Token: SeDebugPrivilege	1012	wermgr.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

mshta.exeregsvr32.exe

description	pid	process	target process
PID 1512 wrote to memory of 1664	1512	mshta.exe	regsvr32.exe
PID 1512 wrote to memory of 1664	1512	mshta.exe	regsvr32.exe
PID 1512 wrote to memory of 1664	1512	mshta.exe	regsvr32.exe
PID 1512 wrote to memory of 1664	1512	mshta.exe	regsvr32.exe
PID 1512 wrote to memory of 1664	1512	mshta.exe	regsvr32.exe
PID 1512 wrote to memory of 1664	1512	mshta.exe	regsvr32.exe
PID 1512 wrote to memory of 1664	1512	mshta.exe	regsvr32.exe
PID 1664 wrote to memory of 1012	1664	regsvr32.exe	wermgr.exe
PID 1664 wrote to memory of 1012	1664	regsvr32.exe	wermgr.exe
PID 1664 wrote to memory of 1012	1664	regsvr32.exe	wermgr.exe
PID 1664 wrote to memory of 1012	1664	regsvr32.exe	wermgr.exe
PID 1664 wrote to memory of 1012	1664	regsvr32.exe	wermgr.exe
PID 1664 wrote to memory of 1012	1664	regsvr32.exe	wermgr.exe

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\currCurrPl.hta"
1⤵
- Blocklisted process makes network request
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1512

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" c:\users\public\currCurrPl.jpg
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1664

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1012

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\??\c:\users\public\currCurrPl.jpg
MD5
7e41bfedd26ac058eb4497c11d597be8

SHA1
157ae96e4ad26d19e0971c390ae0cde03a983465

SHA256
49e55b5bf1b26c74dedcfa9bdae97b8860b817782b7db564c06a58e30f27c560

SHA512
2f64c737b2a15e3e40242480c073c69ea72694c2aeb71a783da389f1948ba4afcbfc46bbad2373d640e6d63e9a3455a6598f0f385451bd854fdf3bce9bb037fc

Download Submit
\Users\Public\currCurrPl.jpg
MD5
7e41bfedd26ac058eb4497c11d597be8

SHA1
157ae96e4ad26d19e0971c390ae0cde03a983465

SHA256
49e55b5bf1b26c74dedcfa9bdae97b8860b817782b7db564c06a58e30f27c560

SHA512
2f64c737b2a15e3e40242480c073c69ea72694c2aeb71a783da389f1948ba4afcbfc46bbad2373d640e6d63e9a3455a6598f0f385451bd854fdf3bce9bb037fc

Download Submit
memory/1012-66-0x0000000000000000-mapping.dmp

Download
memory/1012-68-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1012-67-0x0000000000060000-0x0000000000089000-memory.dmp

Filesize
164KB

Download
memory/1512-53-0x00000000756A1000-0x00000000756A3000-memory.dmp

Filesize
8KB

Download
memory/1664-54-0x0000000000000000-mapping.dmp

Download
memory/1664-58-0x0000000010000000-0x0000000010004000-memory.dmp

Filesize
16KB

Download
memory/1664-60-0x00000000001A0000-0x00000000001D8000-memory.dmp

Filesize
224KB

Download
memory/1664-63-0x00000000001E0000-0x0000000000225000-memory.dmp

Filesize
276KB

Download
memory/1664-65-0x0000000000241000-0x0000000000243000-memory.dmp

Filesize
8KB

Download
memory/1664-64-0x0000000000390000-0x00000000003A1000-memory.dmp

Filesize
68KB

Download

Analysis

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