formbook | 4b65fd00c79cab6965f113c749c2ba71f9b323d69e42bfa6ae7966706fbad227

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-01-2025 04:45

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General

Target

RFQ PC25-1301 Product Specifications_PDF.exe
Size

1.7MB
MD5

01b5875dce3957e3aa4a407551e2c4ba
SHA1

96e0fb3b858c9f28445955b8cee19e698d44f815
SHA256

fe242ebf2305cc96041ef027f7cdad6efe3ba1cf3aab07bb37357359452205d4
SHA512

c00aa40db746e6074d0bbad6c14dc840b32e53c12a484405c7b95912bcf056eb47b3fc7b110beb57d1a8e6c9f90e480a55a7be930d2ca2caf03fec6f31e06f7f
SSDEEP

24576:sqDEvCTbMWu7rQYlBQcBiT6rprG8at6FWvjTrmY44PhUY1sooWNf/w:sTvC/MTQYxsWR7aYFWvjTax4Jve

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
behavioral2/memory/3180-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3180-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1136-12-0x0000000000560000-0x000000000058F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3676 set thread context of 3180	3676	RFQ PC25-1301 Product Specifications_PDF.exe	83
PID 3180 set thread context of 3436	3180	svchost.exe	56
PID 1136 set thread context of 3436	1136	wlanext.exe	56

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	cmd.exe
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	wlanext.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3180	svchost.exe
3180	svchost.exe
3180	svchost.exe
3180	svchost.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe
1136	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3676	RFQ PC25-1301 Product Specifications_PDF.exe
3180	svchost.exe
3180	svchost.exe
3180	svchost.exe
1136	wlanext.exe
1136	wlanext.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3180	svchost.exe
Token: SeDebugPrivilege	1136	wlanext.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3676	RFQ PC25-1301 Product Specifications_PDF.exe
3676	RFQ PC25-1301 Product Specifications_PDF.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3676	RFQ PC25-1301 Product Specifications_PDF.exe
3676	RFQ PC25-1301 Product Specifications_PDF.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3676 wrote to memory of 3180	3676	RFQ PC25-1301 Product Specifications_PDF.exe	83
PID 3676 wrote to memory of 3180	3676	RFQ PC25-1301 Product Specifications_PDF.exe	83
PID 3676 wrote to memory of 3180	3676	RFQ PC25-1301 Product Specifications_PDF.exe	83
PID 3676 wrote to memory of 3180	3676	RFQ PC25-1301 Product Specifications_PDF.exe	83
PID 3436 wrote to memory of 1136	3436	Explorer.EXE	84
PID 3436 wrote to memory of 1136	3436	Explorer.EXE	84
PID 3436 wrote to memory of 1136	3436	Explorer.EXE	84
PID 1136 wrote to memory of 2124	1136	wlanext.exe	86
PID 1136 wrote to memory of 2124	1136	wlanext.exe	86
PID 1136 wrote to memory of 2124	1136	wlanext.exe	86

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3436
- 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:3676
- - 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:3180
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.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:1136
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1136-11-0x0000000000A80000-0x0000000000A97000-memory.dmp

Filesize
92KB

Download
memory/1136-12-0x0000000000560000-0x000000000058F000-memory.dmp

Filesize
188KB

Download
memory/1136-9-0x0000000000A80000-0x0000000000A97000-memory.dmp

Filesize
92KB

Download
memory/3180-7-0x0000000001A80000-0x0000000001A94000-memory.dmp

Filesize
80KB

Download
memory/3180-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3180-4-0x0000000001B00000-0x0000000001E4A000-memory.dmp

Filesize
3.3MB

Download
memory/3180-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3436-8-0x0000000002820000-0x00000000028F9000-memory.dmp

Filesize
868KB

Download
memory/3436-13-0x0000000002820000-0x00000000028F9000-memory.dmp

Filesize
868KB

Download
memory/3436-17-0x0000000002900000-0x00000000029FF000-memory.dmp

Filesize
1020KB

Download
memory/3436-18-0x0000000002900000-0x00000000029FF000-memory.dmp

Filesize
1020KB

Download
memory/3436-20-0x0000000002900000-0x00000000029FF000-memory.dmp

Filesize
1020KB

Download
memory/3676-2-0x0000000001980000-0x0000000001D80000-memory.dmp

Filesize
4.0MB

Download