formbook | 464542b95e9bff226a82674f3ca757a9ab87389b7f3a02810b9c510872445e72

General

Target

RFQ PC25-1301 Product Specifications_PDF.exe
Size

1.7MB
MD5

da15d5729ee365d537292b7b3bcebfbc
SHA1

5ab6062a1f2baf4b9785b08975ccdf4c52ee730d
SHA256

c7a1dff9b1cc12833d92df185e2e52fb3d5da32078bb8cf4ea65ae9fb53a00c3
SHA512

d3c0bfba6150e878dab25a29c4d88569b82757e6bb85e06c98d436e1ba1a6f76ba4c4aa2837aed03c66414af22d36963a29173a5b852c5082d6183df151c154f
SSDEEP

24576:ctb20pkaCqT5TBWgNQ7aPVOpJ2rLAjghtte6RLgbc7HfG6A:FVg5tQ7atOpDkhHe6gbQ+5

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
behavioral3/memory/2328-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral3/memory/2328-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral3/memory/1608-12-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1992 set thread context of 2328	1992	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 2328 set thread context of 1216	2328	svchost.exe	21
PID 1608 set thread context of 1216	1608	mstsc.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	RFQ PC25-1301 Product Specifications_PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2328	svchost.exe
2328	svchost.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe
1608	mstsc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1992	RFQ PC25-1301 Product Specifications_PDF.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
1608	mstsc.exe
1608	mstsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2328	svchost.exe
Token: SeDebugPrivilege	1608	mstsc.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
1992	RFQ PC25-1301 Product Specifications_PDF.exe
1992	RFQ PC25-1301 Product Specifications_PDF.exe
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1992	RFQ PC25-1301 Product Specifications_PDF.exe
1992	RFQ PC25-1301 Product Specifications_PDF.exe
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2328	1992	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1992 wrote to memory of 2328	1992	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1992 wrote to memory of 2328	1992	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1992 wrote to memory of 2328	1992	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1992 wrote to memory of 2328	1992	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1216 wrote to memory of 1608	1216	Explorer.EXE	32
PID 1216 wrote to memory of 1608	1216	Explorer.EXE	32
PID 1216 wrote to memory of 1608	1216	Explorer.EXE	32
PID 1216 wrote to memory of 1608	1216	Explorer.EXE	32
PID 1608 wrote to memory of 2868	1608	mstsc.exe	33
PID 1608 wrote to memory of 2868	1608	mstsc.exe	33
PID 1608 wrote to memory of 2868	1608	mstsc.exe	33
PID 1608 wrote to memory of 2868	1608	mstsc.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1216
- 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:1992
- - 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:2328
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.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:1608
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2868

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

Loading Replay Monitor...

Downloads

memory/1216-9-0x0000000006D60000-0x0000000006F03000-memory.dmp

Filesize
1.6MB

Download
memory/1216-22-0x0000000007630000-0x0000000007770000-memory.dmp

Filesize
1.2MB

Download
memory/1216-20-0x0000000007630000-0x0000000007770000-memory.dmp

Filesize
1.2MB

Download
memory/1216-19-0x0000000007630000-0x0000000007770000-memory.dmp

Filesize
1.2MB

Download
memory/1216-13-0x0000000006D60000-0x0000000006F03000-memory.dmp

Filesize
1.6MB

Download
memory/1608-10-0x00000000002B0000-0x00000000003B4000-memory.dmp

Filesize
1.0MB

Download
memory/1608-11-0x00000000002B0000-0x00000000003B4000-memory.dmp

Filesize
1.0MB

Download
memory/1608-12-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1992-2-0x00000000027D0000-0x00000000028D0000-memory.dmp

Filesize
1024KB

Download
memory/2328-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2328-8-0x00000000003B0000-0x00000000003C4000-memory.dmp

Filesize
80KB

Download
memory/2328-4-0x0000000000880000-0x0000000000B83000-memory.dmp

Filesize
3.0MB

Download
memory/2328-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing