trickbot | 95219d7277efae8024c40d481e120b7c70f8c73f361574752c62ffe789346c3e

Analysis

max time kernel
151s
max time network
57s
platform
windows7_x64
resource
win7v200430
submitted
29-06-2020 19:22

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General

Target

update.dll
Size

548KB
MD5

5ae59237bb50ddcf907b25b6952da9c8
SHA1

1e25e6b4b7acdd309ae2176c4164acc4f3300b91
SHA256

95219d7277efae8024c40d481e120b7c70f8c73f361574752c62ffe789346c3e
SHA512

24e33d5f58f54f760782060a2fc06fea2f769d28031cf626d45910cbbaf4838e77724a3d8ca317d0d2424186066bf2714b706a60bb3054018f2b31db53957c75

Score

10^/10

trojan banker trickbot

Malware Config

Extracted

Family

trickbot

Version

1000512

Botnet

chil50

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.

Processes:

resource	yara_rule
behavioral1/memory/868-1-0x0000000000250000-0x000000000027E000-memory.dmp	templ_dll
behavioral1/memory/868-2-0x00000000002C0000-0x00000000002ED000-memory.dmp	templ_dll

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

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1296 wrote to memory of 868	1296	rundll32.exe	rundll32.exe
PID 1296 wrote to memory of 868	1296	rundll32.exe	rundll32.exe
PID 1296 wrote to memory of 868	1296	rundll32.exe	rundll32.exe
PID 1296 wrote to memory of 868	1296	rundll32.exe	rundll32.exe
PID 1296 wrote to memory of 868	1296	rundll32.exe	rundll32.exe
PID 1296 wrote to memory of 868	1296	rundll32.exe	rundll32.exe
PID 1296 wrote to memory of 868	1296	rundll32.exe	rundll32.exe
PID 868 wrote to memory of 1300	868	rundll32.exe	wermgr.exe
PID 868 wrote to memory of 1300	868	rundll32.exe	wermgr.exe
PID 868 wrote to memory of 1300	868	rundll32.exe	wermgr.exe
PID 868 wrote to memory of 1300	868	rundll32.exe	wermgr.exe
PID 868 wrote to memory of 1300	868	rundll32.exe	wermgr.exe
PID 868 wrote to memory of 1300	868	rundll32.exe	wermgr.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

wermgr.exe

description pid process

Token: SeDebugPrivilege 1300 wermgr.exe
Token: SeDebugPrivilege 1300 wermgr.exe
Token: SeDebugPrivilege 1300 wermgr.exe

description	pid	process
Token: SeDebugPrivilege	1300	wermgr.exe
Token: SeDebugPrivilege	1300	wermgr.exe
Token: SeDebugPrivilege	1300	wermgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:868

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1300

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/868-0-0x0000000000000000-mapping.dmp

Download
memory/868-1-0x0000000000250000-0x000000000027E000-memory.dmp

Filesize
184KB

Download
memory/868-2-0x00000000002C0000-0x00000000002ED000-memory.dmp

Filesize
180KB

Download
memory/1300-3-0x0000000000000000-mapping.dmp

Download