formbook | 346d6afdb252d251ce95155e05789adf73f55994f94687286dc4a0fa95327090

General

Target

janacourse2.1.exe
Size

1.7MB
MD5

9746b0e34b3a2048074caf932a112cc1
SHA1

340bca56d23ea75d9e3e8e1e15b9a9bf8b051ef8
SHA256

346d6afdb252d251ce95155e05789adf73f55994f94687286dc4a0fa95327090
SHA512

0d628f7e5cd6f591a80a6b5d40e9b576bd9626b8e929802930c45e47156fe37669dd5989d6d0976ff4a720bf6ac8202dce51284e5e41c79b0164bdf183d8ab14
SSDEEP

49152:UTvC/MTQYxsWR7a2idKVsULUcyufvHh3O:0jTQYxsWR7idKV9Lffh

Score

10^/10

formbook hwu6 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hwu6

Decoy

lf758.vip

locerin-hair.shop

vytech.net

pet-insurance-intl-7990489.live

thepolithat.buzz

d66dr114gl.bond

suv-deals-49508.bond

job-offer-53922.bond

drstone1.click

lebahsemesta57.click

olmanihousel.shop

piedmontcsb.info

trisula888x.top

66sodovna.net

dental-implants-83810.bond

imxtld.club

frozenpines.net

ffgzgbl.xyz

tlc7z.rest

alexismuller.design

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook family
formbook

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2696-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2696-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2772-12-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2332 set thread context of 2696	2332	janacourse2.1.exe	30
PID 2696 set thread context of 1204	2696	svchost.exe	21
PID 2772 set thread context of 1204	2772	wuapp.exe	21

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	wuapp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	janacourse2.1.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2696	svchost.exe
2696	svchost.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe
2772	wuapp.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2332	janacourse2.1.exe
2696	svchost.exe
2696	svchost.exe
2696	svchost.exe
2772	wuapp.exe
2772	wuapp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2696	svchost.exe
Token: SeDebugPrivilege	2772	wuapp.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2332	janacourse2.1.exe
2332	janacourse2.1.exe
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2332	janacourse2.1.exe
2332	janacourse2.1.exe
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 2696	2332	janacourse2.1.exe	30
PID 2332 wrote to memory of 2696	2332	janacourse2.1.exe	30
PID 2332 wrote to memory of 2696	2332	janacourse2.1.exe	30
PID 2332 wrote to memory of 2696	2332	janacourse2.1.exe	30
PID 2332 wrote to memory of 2696	2332	janacourse2.1.exe	30
PID 1204 wrote to memory of 2772	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2772	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2772	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2772	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2772	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2772	1204	Explorer.EXE	31
PID 1204 wrote to memory of 2772	1204	Explorer.EXE	31
PID 2772 wrote to memory of 2556	2772	wuapp.exe	32
PID 2772 wrote to memory of 2556	2772	wuapp.exe	32
PID 2772 wrote to memory of 2556	2772	wuapp.exe	32
PID 2772 wrote to memory of 2556	2772	wuapp.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\janacourse2.1.exe
  "C:\Users\Admin\AppData\Local\Temp\janacourse2.1.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2332
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\janacourse2.1.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2696
- C:\Windows\SysWOW64\wuapp.exe
  "C:\Windows\SysWOW64\wuapp.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

memory/1204-13-0x0000000005200000-0x000000000533B000-memory.dmp

Filesize
1.2MB

Download
memory/1204-22-0x0000000004C40000-0x0000000004D3D000-memory.dmp

Filesize
1012KB

Download
memory/1204-20-0x0000000004C40000-0x0000000004D3D000-memory.dmp

Filesize
1012KB

Download
memory/1204-19-0x0000000004C40000-0x0000000004D3D000-memory.dmp

Filesize
1012KB

Download
memory/1204-8-0x0000000005200000-0x000000000533B000-memory.dmp

Filesize
1.2MB

Download
memory/2332-2-0x0000000000DE0000-0x00000000011E0000-memory.dmp

Filesize
4.0MB

Download
memory/2696-7-0x0000000000110000-0x0000000000124000-memory.dmp

Filesize
80KB

Download
memory/2696-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2696-4-0x0000000000860000-0x0000000000B63000-memory.dmp

Filesize
3.0MB

Download
memory/2696-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2772-11-0x0000000000350000-0x000000000035B000-memory.dmp

Filesize
44KB

Download
memory/2772-12-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2772-9-0x0000000000350000-0x000000000035B000-memory.dmp

Filesize
44KB

Download

Analysis

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