trickbot | f6e6dd99805f5762245b3730297962b52fe32370ed6a60ddf8b7b661cc881764

Analysis

max time kernel
112s
max time network
67s
platform
windows7_x64
resource
win7
submitted
29-06-2020 18:23

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General

Target

update.dll
Size

548KB
MD5

772e8bc6862c8320e9bcd0d66422aa9a
SHA1

8aff0e99443e525beda2ee24ee1cedd3e2d31abb
SHA256

f6e6dd99805f5762245b3730297962b52fe32370ed6a60ddf8b7b661cc881764
SHA512

181cc8a5c104999aedaa0596daa137306828fc83f1605775688b2be1cf3505da4ae7f95d858c8c585f92c740df9e803dab44454ed5d8b2455291fe3baf55c100

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

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

wermgr.exe

description pid process

Token: SeDebugPrivilege 1800 wermgr.exe
Token: SeDebugPrivilege 1800 wermgr.exe
Token: SeDebugPrivilege 1800 wermgr.exe

description	pid	process
Token: SeDebugPrivilege	1800	wermgr.exe
Token: SeDebugPrivilege	1800	wermgr.exe
Token: SeDebugPrivilege	1800	wermgr.exe

Templ.dll packer 2 IoCs

Detects Templ.dll packer which usually loads Trickbot.

Processes:

resource	yara_rule
behavioral1/memory/1708-1-0x00000000007E0000-0x000000000080E000-memory.dmp	templ_dll
behavioral1/memory/1708-2-0x0000000000810000-0x000000000083D000-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 1496 wrote to memory of 1708	1496	rundll32.exe	rundll32.exe
PID 1496 wrote to memory of 1708	1496	rundll32.exe	rundll32.exe
PID 1496 wrote to memory of 1708	1496	rundll32.exe	rundll32.exe
PID 1496 wrote to memory of 1708	1496	rundll32.exe	rundll32.exe
PID 1496 wrote to memory of 1708	1496	rundll32.exe	rundll32.exe
PID 1496 wrote to memory of 1708	1496	rundll32.exe	rundll32.exe
PID 1496 wrote to memory of 1708	1496	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 1800	1708	rundll32.exe	wermgr.exe
PID 1708 wrote to memory of 1800	1708	rundll32.exe	wermgr.exe
PID 1708 wrote to memory of 1800	1708	rundll32.exe	wermgr.exe
PID 1708 wrote to memory of 1800	1708	rundll32.exe	wermgr.exe
PID 1708 wrote to memory of 1800	1708	rundll32.exe	wermgr.exe
PID 1708 wrote to memory of 1800	1708	rundll32.exe	wermgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1496

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1800

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1708-0-0x0000000000000000-mapping.dmp

Download
memory/1708-1-0x00000000007E0000-0x000000000080E000-memory.dmp

Filesize
184KB

Download
memory/1708-2-0x0000000000810000-0x000000000083D000-memory.dmp

Filesize
180KB

Download
memory/1800-3-0x0000000000000000-mapping.dmp

Download