trickbot | a3d8d5d2d43c91168b7abf1a6c5823ea9d0553f5bee6ba92574c63151d52384c

General

Target

bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe
Size

752KB
MD5

bf21064ba18c77bb0dc141385f7e4835
SHA1

1ad948b5fbdb4e18a133900af8c96260aa9557e6
SHA256

a3d8d5d2d43c91168b7abf1a6c5823ea9d0553f5bee6ba92574c63151d52384c
SHA512

1e59ba40f1a495195ccd6fc343475dbbe3e82cc7601a6ffbee7d16da9b455768a153bc6b767657dc2225c80daa4c7dbb673c1b6fa2a494cecd23d828596b571d
SSDEEP

12288:6/Krvw0dDEW3Ngj3w+uCzd+e4SvNko6xNB+yQIwQuYo5k:8KbDoj3w+uoo9xNB50Qx

Score

10^/10

trickbot banker discovery trojan

Malware Config

Signatures

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

Trickbot x86 loader 8 IoCs

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

resource	yara_rule
behavioral1/memory/3016-0-0x0000000000290000-0x00000000002BE000-memory.dmp	trickbot_loader32
behavioral1/memory/3016-3-0x0000000000290000-0x00000000002BE000-memory.dmp	trickbot_loader32
behavioral1/memory/3016-2-0x00000000001B0000-0x00000000001DD000-memory.dmp	trickbot_loader32
behavioral1/memory/2984-14-0x0000000001BE0000-0x0000000001C0E000-memory.dmp	trickbot_loader32
behavioral1/memory/3016-19-0x0000000000290000-0x00000000002BE000-memory.dmp	trickbot_loader32
behavioral1/memory/2984-20-0x0000000001BE0000-0x0000000001C0E000-memory.dmp	trickbot_loader32
behavioral1/memory/2712-25-0x0000000000330000-0x000000000035E000-memory.dmp	trickbot_loader32
behavioral1/memory/2712-30-0x0000000000330000-0x000000000035E000-memory.dmp	trickbot_loader32

Executes dropped EXE 2 IoCs

pid	Process
2984	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe
2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe

Loads dropped DLL 2 IoCs

pid	Process
3016	bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe
3016	bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTcbPrivilege	2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3016	bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe
2984	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe
2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2984	3016	bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe	30
PID 3016 wrote to memory of 2984	3016	bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe	30
PID 3016 wrote to memory of 2984	3016	bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe	30
PID 3016 wrote to memory of 2984	3016	bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe	30
PID 2984 wrote to memory of 1996	2984	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	31
PID 2984 wrote to memory of 1996	2984	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	31
PID 2984 wrote to memory of 1996	2984	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	31
PID 2984 wrote to memory of 1996	2984	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	31
PID 2984 wrote to memory of 1996	2984	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	31
PID 2984 wrote to memory of 1996	2984	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	31
PID 2964 wrote to memory of 2712	2964	taskeng.exe	33
PID 2964 wrote to memory of 2712	2964	taskeng.exe	33
PID 2964 wrote to memory of 2712	2964	taskeng.exe	33
PID 2964 wrote to memory of 2712	2964	taskeng.exe	33
PID 2712 wrote to memory of 2512	2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	34
PID 2712 wrote to memory of 2512	2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	34
PID 2712 wrote to memory of 2512	2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	34
PID 2712 wrote to memory of 2512	2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	34
PID 2712 wrote to memory of 2512	2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	34
PID 2712 wrote to memory of 2512	2712	bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe	34

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\bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bf21064ba18c77bb0dc141385f7e4835_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Users\Admin\AppData\Roaming\sysdefragler\bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe
  C:\Users\Admin\AppData\Roaming\sysdefragler\bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:1996

C:\Windows\system32\taskeng.exe
taskeng.exe {2F456687-F30C-448B-A69F-CFD90F281368} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Users\Admin\AppData\Roaming\sysdefragler\bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe
  C:\Users\Admin\AppData\Roaming\sysdefragler\bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:2512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

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

\Users\Admin\AppData\Roaming\sysdefragler\bf21084ba18c99bb0dc141387f9e4837_LaffaCameu118.exe

Filesize
752KB

MD5
bf21064ba18c77bb0dc141385f7e4835

SHA1
1ad948b5fbdb4e18a133900af8c96260aa9557e6

SHA256
a3d8d5d2d43c91168b7abf1a6c5823ea9d0553f5bee6ba92574c63151d52384c

SHA512
1e59ba40f1a495195ccd6fc343475dbbe3e82cc7601a6ffbee7d16da9b455768a153bc6b767657dc2225c80daa4c7dbb673c1b6fa2a494cecd23d828596b571d

Download Submit
memory/1996-17-0x0000000000060000-0x0000000000080000-memory.dmp

Filesize
128KB

Download
memory/1996-18-0x0000000000060000-0x0000000000080000-memory.dmp

Filesize
128KB

Download
memory/2512-29-0x0000000000060000-0x0000000000080000-memory.dmp

Filesize
128KB

Download
memory/2512-28-0x0000000000060000-0x0000000000080000-memory.dmp

Filesize
128KB

Download
memory/2712-27-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/2712-25-0x0000000000330000-0x000000000035E000-memory.dmp

Filesize
184KB

Download
memory/2712-26-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/2712-30-0x0000000000330000-0x000000000035E000-memory.dmp

Filesize
184KB

Download
memory/2984-15-0x0000000001C10000-0x0000000001C11000-memory.dmp

Filesize
4KB

Download
memory/2984-16-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/2984-14-0x0000000001BE0000-0x0000000001C0E000-memory.dmp

Filesize
184KB

Download
memory/2984-20-0x0000000001BE0000-0x0000000001C0E000-memory.dmp

Filesize
184KB

Download
memory/3016-19-0x0000000000290000-0x00000000002BE000-memory.dmp

Filesize
184KB

Download
memory/3016-0-0x0000000000290000-0x00000000002BE000-memory.dmp

Filesize
184KB

Download
memory/3016-2-0x00000000001B0000-0x00000000001DD000-memory.dmp

Filesize
180KB

Download
memory/3016-3-0x0000000000290000-0x00000000002BE000-memory.dmp

Filesize
184KB

Download

Analysis

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