trickbot | e59e7db0c75cef4bb6e057d725bae7ed5e13fd011b54fe39c3fe7cdb123b684f

Analysis

max time kernel
283s
max time network
293s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20-06-2022 13:51

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General

Target

81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe
Size

432KB
MD5

7773c8164949a42936c4d1374cf16284
SHA1

9e92535dc7bcdd7bf677a643f90ee730784edfc6
SHA256

81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77
SHA512

8569116004d7b7154fced5a1a6f9d6ed111cae4cf71a68942fc0b978f5fb42db5b595c059fa77bd787cb923c99894dfc07accbc201c38caa02e3f2a235a9d61c

Score

10^/10

trickbot yas45 banker dave trojan

Malware Config

Extracted

Family

trickbot

Version

1000512

Botnet

yas45

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

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

Dave packer 2 IoCs

Detects executable using a packer named 'Dave' by the community, based on a string at the end.

dave

resource	yara_rule
behavioral30/memory/4688-130-0x0000000002530000-0x0000000002567000-memory.dmp	dave
behavioral30/memory/4688-135-0x00000000022B0000-0x00000000022E4000-memory.dmp	dave

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{B371D600-38B6-4FCE-9309-24D6968E743B}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{913D16AF-E920-4C9E-97D3-0C5BD1C437E0}.catalogItem	svchost.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4688	81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe
4688	81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	wermgr.exe
Token: SeDebugPrivilege	1832	wermgr.exe
Token: SeDebugPrivilege	1832	wermgr.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4688	81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe
4688	81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 1832	4688	81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe	77
PID 4688 wrote to memory of 1832	4688	81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe	77
PID 4688 wrote to memory of 1832	4688	81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe	77
PID 4688 wrote to memory of 1832	4688	81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe	77

C:\Users\Admin\AppData\Local\Temp\81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe
"C:\Users\Admin\AppData\Local\Temp\81fa8a3bdc452dd2b279b61fed92fe83d65e650e06bca9ee4dfcf991a4a59e77.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4688
- C:\Windows\system32\wermgr.exe
  C:\Windows\system32\wermgr.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1832

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:916

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1832-139-0x0000011CDA0D0000-0x0000011CDA0F4000-memory.dmp

Filesize
144KB

Download
memory/1832-140-0x0000011CDA0D0000-0x0000011CDA0F4000-memory.dmp

Filesize
144KB

Download
memory/4688-130-0x0000000002530000-0x0000000002567000-memory.dmp

Filesize
220KB

Download
memory/4688-134-0x00000000025B0000-0x00000000025E3000-memory.dmp

Filesize
204KB

Download
memory/4688-135-0x00000000022B0000-0x00000000022E4000-memory.dmp

Filesize
208KB

Download
memory/4688-136-0x0000000002570000-0x00000000025A3000-memory.dmp

Filesize
204KB

Download
memory/4688-137-0x00000000025B1000-0x00000000025E3000-memory.dmp

Filesize
200KB

Download
memory/4688-141-0x00000000025B1000-0x00000000025E3000-memory.dmp

Filesize
200KB

Download