trickbot | 6e057855e21f4c93a4e3825b9711ca07ccec94fed55dbc20e1d3316b2b3dc549

General

Target

porto.pdf.dll
Size

617KB
MD5

8dd7c961c9cdbd69e9a5d86d7809fc50
SHA1

f9765d2e54784151519b6d755118edd01e55c51d
SHA256

6e057855e21f4c93a4e3825b9711ca07ccec94fed55dbc20e1d3316b2b3dc549
SHA512

9cf38f34bf574839f7404918f4fc8503bfd0a52d22e505972ebabc098e4854b661e42bb0f391bb293735494739f74d565b9256a35079c8dfb11fba3dfdcd6cfa

Score

10^/10

trickbot rob112 banker spyware stealer suricata trojan

Malware Config

Extracted

Family

trickbot

Version

100018

Botnet

rob112

C2

38.110.103.124:443

185.56.76.28:443

204.138.26.60:443

60.51.47.65:443

74.85.157.139:443

68.69.26.182:443

38.110.103.136:443

38.110.103.18:443

138.34.28.219:443

185.56.76.94:443

217.115.240.248:443

24.162.214.166:443

80.15.2.105:443

154.58.23.192:443

38.110.100.104:443

45.36.99.184:443

185.56.76.108:443

185.56.76.72:443

138.34.28.35:443

97.83.40.67:443

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
suricata: ET MALWARE Trickbot Checkin Response
suricata
Blocklisted process makes network request 1 IoCs

Processes:

cmd.exe

flow pid process

21 2004 cmd.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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

10 myexternalip.com
Drops file in System32 directory 1 IoCs

Processes:

wermgr.exe

description ioc process

File created C:\Windows\system32\cn\gkprkoh.txt wermgr.exe
Discovers systems in the same network 1 TTPs 2 IoCs
discovery

Remote System Discovery
T1018

Processes:

net.exenet.exe

pid process

1624 net.exe
360 net.exe
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

ipconfig.exe

pid process

748 ipconfig.exe
Runs net.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

cmd.execmd.execmd.exe

pid process

1496 cmd.exe
1360 cmd.exe
2004 cmd.exe
1360 cmd.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

wermgr.execmd.execmd.exe

description pid process

Token: SeDebugPrivilege 1628 wermgr.exe
Token: SeDebugPrivilege 1496 cmd.exe
Token: SeDebugPrivilege 1360 cmd.exe

flow	pid	process
21	2004	cmd.exe

flow	ioc
10	myexternalip.com

description	ioc	process
File created	C:\Windows\system32\cn\gkprkoh.txt	wermgr.exe

pid	process
1624	net.exe
360	net.exe

pid	process
748	ipconfig.exe

pid	process
1496	cmd.exe
1360	cmd.exe
2004	cmd.exe
1360	cmd.exe

description	pid	process
Token: SeDebugPrivilege	1628	wermgr.exe
Token: SeDebugPrivilege	1496	cmd.exe
Token: SeDebugPrivilege	1360	cmd.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

rundll32.exerundll32.exewermgr.exe

description	pid	process	target process
PID 280 wrote to memory of 1856	280	rundll32.exe	rundll32.exe
PID 280 wrote to memory of 1856	280	rundll32.exe	rundll32.exe
PID 280 wrote to memory of 1856	280	rundll32.exe	rundll32.exe
PID 280 wrote to memory of 1856	280	rundll32.exe	rundll32.exe
PID 280 wrote to memory of 1856	280	rundll32.exe	rundll32.exe
PID 280 wrote to memory of 1856	280	rundll32.exe	rundll32.exe
PID 280 wrote to memory of 1856	280	rundll32.exe	rundll32.exe
PID 1856 wrote to memory of 1488	1856	rundll32.exe	cmd.exe
PID 1856 wrote to memory of 1488	1856	rundll32.exe	cmd.exe
PID 1856 wrote to memory of 1488	1856	rundll32.exe	cmd.exe
PID 1856 wrote to memory of 1488	1856	rundll32.exe	cmd.exe
PID 1856 wrote to memory of 1628	1856	rundll32.exe	wermgr.exe
PID 1856 wrote to memory of 1628	1856	rundll32.exe	wermgr.exe
PID 1856 wrote to memory of 1628	1856	rundll32.exe	wermgr.exe
PID 1856 wrote to memory of 1628	1856	rundll32.exe	wermgr.exe
PID 1856 wrote to memory of 1628	1856	rundll32.exe	wermgr.exe
PID 1856 wrote to memory of 1628	1856	rundll32.exe	wermgr.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe
PID 1628 wrote to memory of 1496	1628	wermgr.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\porto.pdf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:280

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\porto.pdf.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1856

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe
3⤵
PID:1488

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
3⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1628

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1496

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1360

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe
4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:2004

C:\Windows\system32\cmd.exe
/c ipconfig /all
5⤵
PID:1208

C:\Windows\system32\ipconfig.exe
ipconfig /all
6⤵
- Gathers network information
PID:748

C:\Windows\system32\cmd.exe
/c net config workstation
5⤵
PID:1960

C:\Windows\system32\net.exe
net config workstation
6⤵
PID:620

C:\Windows\system32\net1.exe
C:\Windows\system32\net1 config workstation
7⤵
PID:1060

C:\Windows\system32\cmd.exe
/c net view /all
5⤵
PID:1656

C:\Windows\system32\net.exe
net view /all
6⤵
- Discovers systems in the same network
PID:360

C:\Windows\system32\cmd.exe
/c net view /all /domain
5⤵
PID:556

C:\Windows\system32\net.exe
net view /all /domain
6⤵
- Discovers systems in the same network
PID:1624

C:\Windows\system32\cmd.exe
/c nltest /domain_trusts
5⤵
PID:1232

C:\Windows\system32\nltest.exe
nltest /domain_trusts
6⤵
PID:1904

C:\Windows\system32\cmd.exe
/c nltest /domain_trusts /all_trusts
5⤵
PID:752

C:\Windows\system32\nltest.exe
nltest /domain_trusts /all_trusts
6⤵
PID:1616

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\??\PIPE\NETLOGON
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/360-95-0x0000000000000000-mapping.dmp

Download
memory/556-96-0x0000000000000000-mapping.dmp

Download
memory/620-92-0x0000000000000000-mapping.dmp

Download
memory/748-90-0x0000000000000000-mapping.dmp

Download
memory/752-100-0x0000000000000000-mapping.dmp

Download
memory/1060-93-0x0000000000000000-mapping.dmp

Download
memory/1208-89-0x0000000000000000-mapping.dmp

Download
memory/1232-98-0x0000000000000000-mapping.dmp

Download
memory/1360-81-0x0000000000000000-mapping.dmp

Download
memory/1496-76-0x0000000000000000-mapping.dmp

Download
memory/1496-80-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/1616-101-0x0000000000000000-mapping.dmp

Download
memory/1624-97-0x0000000000000000-mapping.dmp

Download
memory/1628-74-0x0000000000100000-0x0000000000128000-memory.dmp

Filesize
160KB

Download
memory/1628-75-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1628-73-0x0000000000000000-mapping.dmp

Download
memory/1656-94-0x0000000000000000-mapping.dmp

Download
memory/1856-71-0x0000000000670000-0x0000000000681000-memory.dmp

Filesize
68KB

Download
memory/1856-72-0x00000000005D1000-0x00000000005D3000-memory.dmp

Filesize
8KB

Download
memory/1856-70-0x00000000006C0000-0x0000000000704000-memory.dmp

Filesize
272KB

Download
memory/1856-69-0x0000000000550000-0x0000000000588000-memory.dmp

Filesize
224KB

Download
memory/1856-67-0x0000000000630000-0x0000000000667000-memory.dmp

Filesize
220KB

Download
memory/1856-65-0x00000000005F0000-0x0000000000629000-memory.dmp

Filesize
228KB

Download
memory/1856-62-0x0000000000590000-0x00000000005CB000-memory.dmp

Filesize
236KB

Download
memory/1856-60-0x0000000000000000-mapping.dmp

Download
memory/1856-61-0x0000000075041000-0x0000000075043000-memory.dmp

Filesize
8KB

Download
memory/1904-99-0x0000000000000000-mapping.dmp

Download
memory/1960-91-0x0000000000000000-mapping.dmp

Download
memory/2004-86-0x0000000180000000-0x0000000180009000-memory.dmp

Filesize
36KB

Download
memory/2004-85-0x0000000000000000-mapping.dmp

Download

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