trickbot | 85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a

General

Target

85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe
Size

572KB
MD5

bad7e93e13bd61310bec6759e5bcc41e
SHA1

6ebf5ada5bdb635d028ae5f8d241d1b819d1bcbc
SHA256

85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a
SHA512

ff3ffa2cda1167abfebbfd6871550bb70cd5bad590f8534d6effd33652d66b3f8a8e74d7727aa40f254432fbce1ae9a45d36c04d13e709c64aafe139ddca2f4d
SSDEEP

12288:Qqb3mP9FQtynVTEHX7cQxXNMsxXrKY/iXMKOJcnsX6:SQBx+Y/iNZsX6

Score

10^/10

trickbot banker dave discovery trojan

Malware Config

Signatures

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

Trickbot x86 loader 7 IoCs

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

resource	yara_rule
behavioral2/memory/780-0-0x00000000022D0000-0x0000000002303000-memory.dmp	trickbot_loader32
behavioral2/memory/780-4-0x00000000022A0000-0x00000000022D0000-memory.dmp	trickbot_loader32
behavioral2/memory/4240-20-0x00000000020F0000-0x000000000211F000-memory.dmp	trickbot_loader32
behavioral2/memory/4240-16-0x0000000002090000-0x00000000020C3000-memory.dmp	trickbot_loader32
behavioral2/memory/4240-21-0x0000000002120000-0x0000000002150000-memory.dmp	trickbot_loader32
behavioral2/memory/4240-22-0x0000000002120000-0x0000000002150000-memory.dmp	trickbot_loader32
behavioral2/memory/4240-25-0x0000000002120000-0x0000000002150000-memory.dmp	trickbot_loader32

Dave packer 3 IoCs

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

dave

resource	yara_rule
behavioral2/memory/780-0-0x00000000022D0000-0x0000000002303000-memory.dmp	dave
behavioral2/memory/780-4-0x00000000022A0000-0x00000000022D0000-memory.dmp	dave
behavioral2/memory/4240-16-0x0000000002090000-0x00000000020C3000-memory.dmp	dave

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe

Executes dropped EXE 2 IoCs

pid	Process
4240	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe
3212	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1084	3212	WerFault.exe	93

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	85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
780	85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe
4240	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe
3212	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 780 wrote to memory of 4240	780	85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe	82
PID 780 wrote to memory of 4240	780	85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe	82
PID 780 wrote to memory of 4240	780	85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe	82
PID 4240 wrote to memory of 1488	4240	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe	83
PID 4240 wrote to memory of 1488	4240	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe	83
PID 4240 wrote to memory of 1488	4240	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe	83
PID 4240 wrote to memory of 1488	4240	ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe	83

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\85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe
"C:\Users\Admin\AppData\Local\Temp\85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:780
- C:\ProgramData\ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe
  "C:\ProgramData\ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4240
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:1488

C:\Users\Admin\AppData\Roaming\WinNetCore\ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe
C:\Users\Admin\AppData\Roaming\WinNetCore\ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3212
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3212 -s 500
  2⤵
  - Program crash
  PID:1084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3212 -ip 3212
1⤵
PID:2124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

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:\ProgramData\ВФЯФвцвCբլիբլիթж;;բլիթ;բլիթ;яЫФբլիթвавю.exe

Filesize
572KB

MD5
bad7e93e13bd61310bec6759e5bcc41e

SHA1
6ebf5ada5bdb635d028ae5f8d241d1b819d1bcbc

SHA256
85fe9954a46388daf9f25ea2d4531b87147c6a2d37ebb25f77f0886a2dc6dd6a

SHA512
ff3ffa2cda1167abfebbfd6871550bb70cd5bad590f8534d6effd33652d66b3f8a8e74d7727aa40f254432fbce1ae9a45d36c04d13e709c64aafe139ddca2f4d

Download Submit
memory/780-0-0x00000000022D0000-0x0000000002303000-memory.dmp

Filesize
204KB

Download
memory/780-4-0x00000000022A0000-0x00000000022D0000-memory.dmp

Filesize
192KB

Download
memory/1488-26-0x00000214A9C80000-0x00000214A9CA2000-memory.dmp

Filesize
136KB

Download
memory/1488-28-0x00000214A9C80000-0x00000214A9CA2000-memory.dmp

Filesize
136KB

Download
memory/4240-20-0x00000000020F0000-0x000000000211F000-memory.dmp

Filesize
188KB

Download
memory/4240-16-0x0000000002090000-0x00000000020C3000-memory.dmp

Filesize
204KB

Download
memory/4240-21-0x0000000002120000-0x0000000002150000-memory.dmp

Filesize
192KB

Download
memory/4240-22-0x0000000002120000-0x0000000002150000-memory.dmp

Filesize
192KB

Download
memory/4240-24-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/4240-23-0x00000000020D0000-0x00000000020D1000-memory.dmp

Filesize
4KB

Download
memory/4240-25-0x0000000002120000-0x0000000002150000-memory.dmp

Filesize
192KB

Download

Analysis

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