trickbot | e7638cdc2efcbfe15e47873199e69acb7557c6de78969dd6bab656896386e4a9

General

Target

d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe
Size

572KB
MD5

d54d23f5fdbf03c102598d85742ac004
SHA1

c16a75322df05c9ee837b4443f6fb236523ef0f7
SHA256

e7638cdc2efcbfe15e47873199e69acb7557c6de78969dd6bab656896386e4a9
SHA512

8bc25eaacfc19bb83d164756978b20a9d7ed49a30457be208de5c292bf2fc894ef995031ece21e319c6746f6f91616f02b5e5c9ce898e57a1d95543f72d5fb79
SSDEEP

12288:IygFNIq7ECxVakKdlB2nToJ37RVtBq8H:IymhAIu2nQVVHx

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 2 IoCs

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

resource	yara_rule
behavioral1/memory/2300-2-0x0000000000400000-0x0000000000490000-memory.dmp	trickbot_loader32
behavioral1/memory/2300-6-0x0000000000400000-0x0000000000490000-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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
748	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
276	sc.exe
2180	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe
2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe
2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe
748	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	748	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 2496	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	29
PID 2300 wrote to memory of 2496	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	29
PID 2300 wrote to memory of 2496	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	29
PID 2300 wrote to memory of 2496	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	29
PID 2300 wrote to memory of 780	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	30
PID 2300 wrote to memory of 780	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	30
PID 2300 wrote to memory of 780	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	30
PID 2300 wrote to memory of 780	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	30
PID 2300 wrote to memory of 1936	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	32
PID 2300 wrote to memory of 1936	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	32
PID 2300 wrote to memory of 1936	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	32
PID 2300 wrote to memory of 1936	2300	d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe	32
PID 2496 wrote to memory of 276	2496	cmd.exe	35
PID 2496 wrote to memory of 276	2496	cmd.exe	35
PID 2496 wrote to memory of 276	2496	cmd.exe	35
PID 2496 wrote to memory of 276	2496	cmd.exe	35
PID 780 wrote to memory of 2180	780	cmd.exe	36
PID 780 wrote to memory of 2180	780	cmd.exe	36
PID 780 wrote to memory of 2180	780	cmd.exe	36
PID 780 wrote to memory of 2180	780	cmd.exe	36
PID 1936 wrote to memory of 748	1936	cmd.exe	37
PID 1936 wrote to memory of 748	1936	cmd.exe	37
PID 1936 wrote to memory of 748	1936	cmd.exe	37
PID 1936 wrote to memory of 748	1936	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d54d23f5fdbf03c102598d85742ac004_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Windows\SysWOW64\cmd.exe
  /c sc stop WinDefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\SysWOW64\sc.exe
    sc stop WinDefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:276
- C:\Windows\SysWOW64\cmd.exe
  /c sc delete WinDefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:780
- - C:\Windows\SysWOW64\sc.exe
    sc delete WinDefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2180
- C:\Windows\SysWOW64\cmd.exe
  /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1936
- - 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:748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1

T1489

Replay Monitor

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Downloads

memory/2300-1-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/2300-0-0x000000000043E000-0x000000000043F000-memory.dmp

Filesize
4KB

Download
memory/2300-2-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/2300-6-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download

Analysis

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