formbook | 28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8

General

Target

28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe
Size

1.6MB
MD5

df85a6fea907176063e6dc8ad2888bfb
SHA1

450837ad62e143afee717c52264e21d253bd2a74
SHA256

28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8
SHA512

c25297581c5e420ac0f092b481c8a54454addc461b97171a69c81a0dfbeec632323e9f8b7d73ee4097078c3bef3ce766f9dcb2df6c898e44b64b064850300c58
SSDEEP

24576:3tb20pkaCqT5TBWgNQ7aeqyfpzUZS5jx7NXL14W1v+GsIZ6A:0Vg5tQ7aahzUZS571xvD5

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 4 IoCs

rat

resource	yara_rule
behavioral1/memory/352-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/352-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/352-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2820-17-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1904 set thread context of 352	1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe	30
PID 352 set thread context of 1152	352	svchost.exe	20
PID 352 set thread context of 1152	352	svchost.exe	20
PID 2820 set thread context of 1152	2820	chkdsk.exe	20

System Location Discovery: System Language Discovery 1 TTPs 4 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	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
352	svchost.exe
352	svchost.exe
352	svchost.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe
2820	chkdsk.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe
352	svchost.exe
352	svchost.exe
352	svchost.exe
352	svchost.exe
2820	chkdsk.exe
2820	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	352	svchost.exe
Token: SeDebugPrivilege	2820	chkdsk.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe
1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe
1152	Explorer.EXE
1152	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe
1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 352	1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe	30
PID 1904 wrote to memory of 352	1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe	30
PID 1904 wrote to memory of 352	1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe	30
PID 1904 wrote to memory of 352	1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe	30
PID 1904 wrote to memory of 352	1904	28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe	30
PID 352 wrote to memory of 2820	352	svchost.exe	31
PID 352 wrote to memory of 2820	352	svchost.exe	31
PID 352 wrote to memory of 2820	352	svchost.exe	31
PID 352 wrote to memory of 2820	352	svchost.exe	31
PID 2820 wrote to memory of 2728	2820	chkdsk.exe	32
PID 2820 wrote to memory of 2728	2820	chkdsk.exe	32
PID 2820 wrote to memory of 2728	2820	chkdsk.exe	32
PID 2820 wrote to memory of 2728	2820	chkdsk.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
PID:1152
- C:\Users\Admin\AppData\Local\Temp\28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe
  "C:\Users\Admin\AppData\Local\Temp\28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.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:1904
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8.exe"
    3⤵
    - 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:352
  - - C:\Windows\SysWOW64\chkdsk.exe
      "C:\Windows\SysWOW64\chkdsk.exe"
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Enumerates system info in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2820
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Windows\SysWOW64\svchost.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2728

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 Information Discovery

1

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

memory/352-12-0x0000000000230000-0x0000000000244000-memory.dmp

Filesize
80KB

Download
memory/352-4-0x00000000009E0000-0x0000000000CE3000-memory.dmp

Filesize
3.0MB

Download
memory/352-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/352-7-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/352-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/352-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1152-9-0x0000000004F40000-0x0000000005060000-memory.dmp

Filesize
1.1MB

Download
memory/1152-14-0x0000000005060000-0x00000000051DA000-memory.dmp

Filesize
1.5MB

Download
memory/1152-8-0x0000000000150000-0x0000000000250000-memory.dmp

Filesize
1024KB

Download
memory/1152-13-0x0000000004F40000-0x0000000005060000-memory.dmp

Filesize
1.1MB

Download
memory/1152-22-0x0000000006780000-0x0000000006849000-memory.dmp

Filesize
804KB

Download
memory/1152-23-0x0000000006780000-0x0000000006849000-memory.dmp

Filesize
804KB

Download
memory/1152-25-0x0000000006780000-0x0000000006849000-memory.dmp

Filesize
804KB

Download
memory/1904-2-0x0000000000BE0000-0x0000000000FE0000-memory.dmp

Filesize
4.0MB

Download
memory/2820-15-0x00000000008F0000-0x00000000008F7000-memory.dmp

Filesize
28KB

Download
memory/2820-16-0x00000000008F0000-0x00000000008F7000-memory.dmp

Filesize
28KB

Download
memory/2820-17-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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