trickbot | b617b7dca180cf678066da3eff7c09d9f8d79a10b71a81cc8b8935cc978ec7c6

Analysis

max time kernel
127s
max time network
131s
platform
windows10_x64
resource
win10v20201028
submitted
18/03/2021, 09:33

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General

Target
SecuriteInfo.com.Variant.Bulz.398811.29781.31405.dll
Size 740KB
Sample210318-e3qmv8ah36
SHA256 b617b7dca180cf678066da3eff7c09d9f8d79a10b71a81cc8b8935cc978ec7c6
MD5 5bab87140fed67a1a1d4480753e68e46
SHA1 48a0c09f3659ed2ea2194eb03bbc79feab2b9c06
SHA512 451615cbaa220e72a94b6c7bce82add0e693e4dfe55cb95c25708ae802c059e40bb43442c5bbd357c64010ecbcba3e375af0cd5cac143b9f634326ad32246112
MD5 SHA1 SHA512

Score

10^/10

trickbot rev3 banker trojan

Malware Config

Extracted

Family

trickbot

Version

100013

Botnet

rev3

103.225.138.94:449
122.2.28.70:449
123.200.26.246:449
131.255.106.152:449
142.112.79.223:449
154.126.176.30:449
180.92.238.186:449
187.20.217.129:449
201.20.118.122:449
202.91.41.138:449
95.210.118.90:449

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 3 IoCs

Detects Templ.dll packer which usually loads Trickbot.

resource	yara_rule
behavioral2/memory/1192-3-0x0000000004E80000-0x0000000004EB9000-memory.dmp	templ_dll
behavioral2/memory/1192-4-0x0000000004EC0000-0x0000000004EF7000-memory.dmp	templ_dll
behavioral2/memory/1192-5-0x0000000004E40000-0x0000000004E76000-memory.dmp	templ_dll

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
33	ipinfo.io

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1020	wermgr.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1036 wrote to memory of 1192	1036	rundll32.exe	20
PID 1036 wrote to memory of 1192	1036	rundll32.exe	20
PID 1036 wrote to memory of 1192	1036	rundll32.exe	20
PID 1192 wrote to memory of 904	1192	rundll32.exe	77
PID 1192 wrote to memory of 904	1192	rundll32.exe	77
PID 1192 wrote to memory of 904	1192	rundll32.exe	77
PID 1192 wrote to memory of 1020	1192	rundll32.exe	78
PID 1192 wrote to memory of 1020	1192	rundll32.exe	78
PID 1192 wrote to memory of 1020	1192	rundll32.exe	78
PID 1192 wrote to memory of 1020	1192	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Bulz.398811.29781.31405.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Bulz.398811.29781.31405.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1192
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe
    3⤵
    PID:904
- - C:\Windows\system32\wermgr.exe
    C:\Windows\system32\wermgr.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1020

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1020-10-0x000001DCAE3B0000-0x000001DCAE3D8000-memory.dmp

Download

memory/1020-11-0x000001DCAE3F0000-0x000001DCAE3F1000-memory.dmp

Download

memory/1192-3-0x0000000004E80000-0x0000000004EB9000-memory.dmp

Download

memory/1192-4-0x0000000004EC0000-0x0000000004EF7000-memory.dmp

Download

memory/1192-5-0x0000000004E40000-0x0000000004E76000-memory.dmp

Download

memory/1192-8-0x0000000004E20000-0x0000000004E21000-memory.dmp

Download

memory/1192-9-0x0000000004E01000-0x0000000004E03000-memory.dmp

Download

memory/1192-7-0x0000000004F00000-0x0000000004F43000-memory.dmp

Download

memory/1192-12-0x0000000010000000-0x0000000010037000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads