formbook | 28818006253d45c3dd643095a63892bf730611b9347b8f3b930be3efffa908d8

General

Target

RFQ PC25-1301 Product Specifications_PDF.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 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2232-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2232-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2232-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2060 set thread context of 2232	2060	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 2232 set thread context of 1236	2232	svchost.exe	21
PID 2232 set thread context of 1236	2232	svchost.exe	21

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2204	WerFault.exe	32

System Location Discovery: System Language Discovery 1 TTPs 2 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	RFQ PC25-1301 Product Specifications_PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2232	svchost.exe
2232	svchost.exe
2232	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2060	RFQ PC25-1301 Product Specifications_PDF.exe
2232	svchost.exe
2232	svchost.exe
2232	svchost.exe
2232	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2232	svchost.exe
Token: SeShutdownPrivilege	1236	Explorer.EXE
Token: SeShutdownPrivilege	1236	Explorer.EXE
Token: SeShutdownPrivilege	1236	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2060	RFQ PC25-1301 Product Specifications_PDF.exe
2060	RFQ PC25-1301 Product Specifications_PDF.exe
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2060	RFQ PC25-1301 Product Specifications_PDF.exe
2060	RFQ PC25-1301 Product Specifications_PDF.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2232	2060	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 2060 wrote to memory of 2232	2060	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 2060 wrote to memory of 2232	2060	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 2060 wrote to memory of 2232	2060	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 2060 wrote to memory of 2232	2060	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1236 wrote to memory of 2204	1236	Explorer.EXE	32
PID 1236 wrote to memory of 2204	1236	Explorer.EXE	32
PID 1236 wrote to memory of 2204	1236	Explorer.EXE	32
PID 1236 wrote to memory of 2204	1236	Explorer.EXE	32
PID 1236 wrote to memory of 2204	1236	Explorer.EXE	32
PID 1236 wrote to memory of 2204	1236	Explorer.EXE	32
PID 1236 wrote to memory of 2204	1236	Explorer.EXE	32
PID 2204 wrote to memory of 2760	2204	msiexec.exe	33
PID 2204 wrote to memory of 2760	2204	msiexec.exe	33
PID 2204 wrote to memory of 2760	2204	msiexec.exe	33
PID 2204 wrote to memory of 2760	2204	msiexec.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Users\Admin\AppData\Local\Temp\RFQ PC25-1301 Product Specifications_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ PC25-1301 Product Specifications_PDF.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:2060
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ PC25-1301 Product Specifications_PDF.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2232
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 268
    3⤵
    - Program crash
    PID:2760

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/1236-14-0x0000000007830000-0x0000000007981000-memory.dmp

Filesize
1.3MB

Download
memory/1236-21-0x0000000007830000-0x0000000007981000-memory.dmp

Filesize
1.3MB

Download
memory/1236-8-0x0000000003120000-0x0000000003220000-memory.dmp

Filesize
1024KB

Download
memory/1236-13-0x0000000006C50000-0x0000000006DCA000-memory.dmp

Filesize
1.5MB

Download
memory/1236-9-0x0000000006C50000-0x0000000006DCA000-memory.dmp

Filesize
1.5MB

Download
memory/2060-2-0x0000000000BA0000-0x0000000000FA0000-memory.dmp

Filesize
4.0MB

Download
memory/2204-18-0x00000000001B0000-0x00000000001C4000-memory.dmp

Filesize
80KB

Download
memory/2204-15-0x00000000001B0000-0x00000000001C4000-memory.dmp

Filesize
80KB

Download
memory/2204-16-0x00000000001B0000-0x00000000001C4000-memory.dmp

Filesize
80KB

Download
memory/2232-12-0x0000000000470000-0x0000000000484000-memory.dmp

Filesize
80KB

Download
memory/2232-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-7-0x00000000002A0000-0x00000000002B4000-memory.dmp

Filesize
80KB

Download
memory/2232-4-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download

Analysis

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