trickbot | 37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6

General

Target

37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe
Size

632KB
MD5

dea1b951ff90e0946c391abba5ed5db0
SHA1

5f91aa728bdb11f18d2fd310f8b28afc93eefd17
SHA256

37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6
SHA512

61aa79d5a48a87cf6dc5960d2ddd8b527db0f98fe7eabf3eb7ad7f8f8d5c7230411b62639acdd1bf5143c98d420c1856239ea1079b118aed2297f13cb56c16de
SSDEEP

12288:e6S+OExaxPySeIgS4pZMCRRFJEdAgadzMtLHQvup7:eH+O/9MIg/ZXRRFJ7gadzMGvi7

Score

10^/10

trickbot lib36 banker discovery trojan

Malware Config

Extracted

Family

trickbot

Version

2000024

Botnet

lib36

C2

85.93.159.98:449

92.242.214.203:449

202.21.103.194:449

169.239.45.42:449

45.234.248.66:449

103.91.244.102:449

118.67.216.238:449

117.212.193.62:449

201.184.190.59:449

103.29.185.138:449

79.122.166.236:449

37.143.150.186:449

179.191.108.58:449

85.159.214.61:443

149.56.80.31:443

Attributes

autorun
Name:pwgrab

ecc_pubkey.base64

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
748	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DC\37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe
File opened for modification	C:\Program Files (x86)\DC\37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4992	748	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1888	wermgr.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1308	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe
748	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1308 wrote to memory of 748	1308	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	89
PID 1308 wrote to memory of 748	1308	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	89
PID 1308 wrote to memory of 748	1308	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	89
PID 748 wrote to memory of 4100	748	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	90
PID 748 wrote to memory of 4100	748	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	90
PID 748 wrote to memory of 1888	748	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	91
PID 748 wrote to memory of 1888	748	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	91
PID 748 wrote to memory of 1888	748	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	91
PID 748 wrote to memory of 1888	748	37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe	91

C:\Users\Admin\AppData\Local\Temp\37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe
"C:\Users\Admin\AppData\Local\Temp\37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1308
- C:\Program Files (x86)\DC\37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe
  "C:\Program Files (x86)\DC\37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:748
- - C:\Windows\system32\wermgr.exe
    C:\Windows\system32\wermgr.exe
    3⤵
    PID:4100
- - C:\Windows\system32\wermgr.exe
    C:\Windows\system32\wermgr.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 748 -s 628
    3⤵
    - Program crash
    PID:4992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 748 -ip 748
1⤵
PID:1592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\DC\37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6N.exe

Filesize
632KB

MD5
dea1b951ff90e0946c391abba5ed5db0

SHA1
5f91aa728bdb11f18d2fd310f8b28afc93eefd17

SHA256
37aa4cd651886377452c165ec1cd3f3ace48a3dca614dfd72df1f27eae9ccdb6

SHA512
61aa79d5a48a87cf6dc5960d2ddd8b527db0f98fe7eabf3eb7ad7f8f8d5c7230411b62639acdd1bf5143c98d420c1856239ea1079b118aed2297f13cb56c16de

Download Submit
memory/748-30-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-36-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-39-0x0000000000400000-0x00000000004A2000-memory.dmp

Filesize
648KB

Download
memory/748-25-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-26-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-27-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-28-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-29-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-37-0x0000000000400000-0x00000000004A2000-memory.dmp

Filesize
648KB

Download
memory/748-31-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-32-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-33-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-34-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/748-35-0x00000000006B0000-0x00000000006B2000-memory.dmp

Filesize
8KB

Download
memory/1308-2-0x000000000043D000-0x000000000043E000-memory.dmp

Filesize
4KB

Download
memory/1308-8-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-6-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-15-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-16-0x0000000002D30000-0x0000000002D64000-memory.dmp

Filesize
208KB

Download
memory/1308-3-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-4-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-14-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-17-0x0000000000400000-0x00000000004A2000-memory.dmp

Filesize
648KB

Download
memory/1308-5-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-7-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-9-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-10-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-11-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-12-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1308-13-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/1888-40-0x000001C15B440000-0x000001C15B441000-memory.dmp

Filesize
4KB

Download
memory/1888-41-0x000001C15B2B0000-0x000001C15B2D7000-memory.dmp

Filesize
156KB

Download

Analysis

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