trickbot | 678de819abf5f00b28eaaa8239169a08a75050a4df26fe3ce5b262d6c7b6cb24

General

Target

image2.bmp.dll
Size

404KB
MD5

ca01a71ccc8a2fa1d0f5573fb61ea336
SHA1

9a39b6a0e942b3d7efda50285ce754f3ca86f3fd
SHA256

678de819abf5f00b28eaaa8239169a08a75050a4df26fe3ce5b262d6c7b6cb24
SHA512

8a72be8e1c48b3a3ef344ce6cfe4e2296b4cc8bb73a478c3b444b0dcc2e2070351893494bac2e62e34359f3bdd746987e94434ed28ab501cd47595aabcb71408

Score

10^/10

trickbot rob73 banker trojan

Malware Config

Extracted

Family

trickbot

Version

2000029

Botnet

rob73

C2

103.66.72.217:443

117.252.68.211:443

103.124.173.35:443

115.73.211.230:443

117.54.250.246:443

131.0.112.122:443

102.176.221.78:443

181.176.161.143:443

154.79.251.172:443

103.111.199.76:443

103.54.41.193:443

154.79.244.182:443

154.79.245.158:443

139.255.116.42:443

178.254.161.250:443

178.134.47.166:443

158.181.179.229:443

103.90.197.33:443

109.207.165.40:443

178.72.192.20:443

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

Templ.dll packer 3 IoCs

Detects Templ.dll packer which usually loads Trickbot.

Processes:

resource	yara_rule
behavioral2/memory/1148-115-0x0000000004BB0000-0x0000000004BE9000-memory.dmp	templ_dll
behavioral2/memory/1148-118-0x0000000004BF0000-0x0000000004C27000-memory.dmp	templ_dll
behavioral2/memory/1148-120-0x0000000004A70000-0x0000000004AA6000-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.

Processes:

flow ioc

24 checkip.amazonaws.com
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

wermgr.exe

description pid process

Token: SeDebugPrivilege 2624 wermgr.exe

flow	ioc
24	checkip.amazonaws.com

description	pid	process
Token: SeDebugPrivilege	2624	wermgr.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 900 wrote to memory of 1148	900	rundll32.exe	rundll32.exe
PID 900 wrote to memory of 1148	900	rundll32.exe	rundll32.exe
PID 900 wrote to memory of 1148	900	rundll32.exe	rundll32.exe
PID 1148 wrote to memory of 2624	1148	rundll32.exe	wermgr.exe
PID 1148 wrote to memory of 2624	1148	rundll32.exe	wermgr.exe
PID 1148 wrote to memory of 2624	1148	rundll32.exe	wermgr.exe
PID 1148 wrote to memory of 2624	1148	rundll32.exe	wermgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\image2.bmp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:900

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\image2.bmp.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1148

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2624

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1148-114-0x0000000000000000-mapping.dmp

Download
memory/1148-115-0x0000000004BB0000-0x0000000004BE9000-memory.dmp

Filesize
228KB

Download
memory/1148-118-0x0000000004BF0000-0x0000000004C27000-memory.dmp

Filesize
220KB

Download
memory/1148-120-0x0000000004A70000-0x0000000004AA6000-memory.dmp

Filesize
216KB

Download
memory/1148-123-0x0000000000F50000-0x0000000000F51000-memory.dmp

Filesize
4KB

Download
memory/1148-122-0x0000000004C30000-0x0000000004C73000-memory.dmp

Filesize
268KB

Download
memory/1148-124-0x0000000000F21000-0x0000000000F23000-memory.dmp

Filesize
8KB

Download
memory/2624-121-0x0000000000000000-mapping.dmp

Download
memory/2624-125-0x0000027B69320000-0x0000027B69348000-memory.dmp

Filesize
160KB

Download
memory/2624-126-0x0000027B69430000-0x0000027B69431000-memory.dmp

Filesize
4KB

Download

Analysis

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