trickbot | b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-09-2024 02:01

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General

Target

b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe
Size

368KB
MD5

9fe1975d19f4625e8b1dbd6b045bcb0a
SHA1

5769f0d9e9da2a3a108e3b546daac5421d8683a9
SHA256

b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054
SHA512

11a1a494a47a16e63106103930f53719082d2c20a860404166ea0a381c5ed18b3afe27eabbb0930415ac9d1ad69531dcde2d64da292bcfa9b39274e99be89b33
SSDEEP

6144:eo5N5OazOZaTDWlVnrchrahdOxveC2wo80/agxb0zLz4qR:emSuOcHmnYhrDMTrban4qR

Score

10^/10

trickbot banker discovery evasion execution trojan

Malware Config

Signatures

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

Trickbot x86 loader 4 IoCs

Detected Trickbot's x86 loader that unpacks the x86 payload.

resource	yara_rule
behavioral1/memory/2460-1-0x0000000000190000-0x00000000001B9000-memory.dmp	trickbot_loader32
behavioral1/memory/2460-6-0x0000000000190000-0x00000000001B9000-memory.dmp	trickbot_loader32
behavioral1/memory/2156-10-0x0000000000080000-0x00000000000A9000-memory.dmp	trickbot_loader32
behavioral1/memory/2156-24-0x0000000000080000-0x00000000000A9000-memory.dmp	trickbot_loader32

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Executes dropped EXE 2 IoCs

pid	Process
2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe
1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe

Loads dropped DLL 1 IoCs

pid	Process
2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2804	powershell.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2756	sc.exe
2752	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 9 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	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe
2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe
2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe
2804	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2804	powershell.exe
Token: SeTcbPrivilege	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 860	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	31
PID 2460 wrote to memory of 860	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	31
PID 2460 wrote to memory of 860	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	31
PID 2460 wrote to memory of 860	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	31
PID 2460 wrote to memory of 2444	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	32
PID 2460 wrote to memory of 2444	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	32
PID 2460 wrote to memory of 2444	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	32
PID 2460 wrote to memory of 2444	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	32
PID 2460 wrote to memory of 3048	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	34
PID 2460 wrote to memory of 3048	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	34
PID 2460 wrote to memory of 3048	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	34
PID 2460 wrote to memory of 3048	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	34
PID 2460 wrote to memory of 2156	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	37
PID 2460 wrote to memory of 2156	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	37
PID 2460 wrote to memory of 2156	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	37
PID 2460 wrote to memory of 2156	2460	b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe	37
PID 2444 wrote to memory of 2756	2444	cmd.exe	39
PID 2444 wrote to memory of 2756	2444	cmd.exe	39
PID 2444 wrote to memory of 2756	2444	cmd.exe	39
PID 2444 wrote to memory of 2756	2444	cmd.exe	39
PID 860 wrote to memory of 2752	860	cmd.exe	38
PID 860 wrote to memory of 2752	860	cmd.exe	38
PID 860 wrote to memory of 2752	860	cmd.exe	38
PID 860 wrote to memory of 2752	860	cmd.exe	38
PID 3048 wrote to memory of 2804	3048	cmd.exe	40
PID 3048 wrote to memory of 2804	3048	cmd.exe	40
PID 3048 wrote to memory of 2804	3048	cmd.exe	40
PID 3048 wrote to memory of 2804	3048	cmd.exe	40
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 2156 wrote to memory of 2816	2156	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	41
PID 1784 wrote to memory of 1944	1784	taskeng.exe	43
PID 1784 wrote to memory of 1944	1784	taskeng.exe	43
PID 1784 wrote to memory of 1944	1784	taskeng.exe	43
PID 1784 wrote to memory of 1944	1784	taskeng.exe	43
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44
PID 1944 wrote to memory of 292	1944	b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe	44

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe
"C:\Users\Admin\AppData\Local\Temp\b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\SysWOW64\cmd.exe
  /c sc stop WinDefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:860
- - C:\Windows\SysWOW64\sc.exe
    sc stop WinDefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2752
- C:\Windows\SysWOW64\cmd.exe
  /c sc delete WinDefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Windows\SysWOW64\sc.exe
    sc delete WinDefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2756
- C:\Windows\SysWOW64\cmd.exe
  /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3048
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell Set-MpPreference -DisableRealtimeMonitoring $true
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2804
- C:\Users\Admin\AppData\Roaming\WNetval\b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe
  C:\Users\Admin\AppData\Roaming\WNetval\b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:2816

C:\Windows\system32\taskeng.exe
taskeng.exe {890C99BA-44DA-405E-B754-905FDDA5DEAE} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1784
- C:\Users\Admin\AppData\Roaming\WNetval\b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe
  C:\Users\Admin\AppData\Roaming\WNetval\b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1944
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3063565911-2056067323-3330884624-1000\0f5007522459c86e95ffcc62f32308f1_de87a6d6-9d44-4942-9ec6-2be31b435411

Filesize
1KB

MD5
c6b0dc91e4b839d8038d7eefdacb6c57

SHA1
2d02c8ff6a8295357873d95288cd6dd28d553129

SHA256
3db180ac0e9d617db969414a810a3a3720dd3b3144d8960d554868562298b590

SHA512
7a926a70d65d076929b0ef5433479ce61b349bd369e0d39000022dc9e05e028b4fd2c24f95b5133128210245d6fad8af54e4deb4b1c9f0120fb997dc094537d1

Download Submit
C:\Users\Admin\AppData\Roaming\WNetval\b8669d000bdde1f31bafedae092d9a81fd341aa6f6e793b024749c8b94d99064.exe

Filesize
368KB

MD5
9fe1975d19f4625e8b1dbd6b045bcb0a

SHA1
5769f0d9e9da2a3a108e3b546daac5421d8683a9

SHA256
b7559d000bdde1f31bafedae092d8a71fd341aa5f5e683b024649c7b84d88054

SHA512
11a1a494a47a16e63106103930f53719082d2c20a860404166ea0a381c5ed18b3afe27eabbb0930415ac9d1ad69531dcde2d64da292bcfa9b39274e99be89b33

Download Submit
memory/2156-10-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/2156-12-0x0000000010000000-0x0000000010007000-memory.dmp

Filesize
28KB

Download
memory/2156-11-0x0000000010000000-0x0000000010007000-memory.dmp

Filesize
28KB

Download
memory/2156-24-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/2460-1-0x0000000000190000-0x00000000001B9000-memory.dmp

Filesize
164KB

Download
memory/2460-6-0x0000000000190000-0x00000000001B9000-memory.dmp

Filesize
164KB

Download
memory/2816-17-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2816-21-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2816-16-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download