formbook | d59aedcde68dc8275a3ad53be28c1588790b2e5da2258a66d4492c5a7c67a7c1

General

Target

RFQ PC25-1301 Product Specifications_PDF.exe
Size

1.7MB
MD5

f1cb41be3365b899a74d919df902fc08
SHA1

befff58e08b3adc2058f51c884067e59708e17d3
SHA256

d59aedcde68dc8275a3ad53be28c1588790b2e5da2258a66d4492c5a7c67a7c1
SHA512

17ebb6eb1c3273dd3326267fe0633dbedf737ff8a90282e92d91141a1f6ae81037afe3b42f0c3e0e20301045168bc0be81aa26d3d11bce826c0d5b5d1413adc8
SSDEEP

24576:KqDEvCTbMWu7rQYlBQcBiT6rprG8aFhKG+mre6oRTOtTOUIClacTL:KTvC/MTQYxsWR7aFhKG+mrJ+OtNIU

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/2892-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2892-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2448-11-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1052 set thread context of 2892	1052	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 2892 set thread context of 1156	2892	svchost.exe	20
PID 2448 set thread context of 1156	2448	colorcpl.exe	20

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	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2892	svchost.exe
2892	svchost.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe
2448	colorcpl.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1052	RFQ PC25-1301 Product Specifications_PDF.exe
2892	svchost.exe
2892	svchost.exe
2892	svchost.exe
2448	colorcpl.exe
2448	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2892	svchost.exe
Token: SeDebugPrivilege	2448	colorcpl.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1052	RFQ PC25-1301 Product Specifications_PDF.exe
1052	RFQ PC25-1301 Product Specifications_PDF.exe
1156	Explorer.EXE
1156	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1052	RFQ PC25-1301 Product Specifications_PDF.exe
1052	RFQ PC25-1301 Product Specifications_PDF.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 2892	1052	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1052 wrote to memory of 2892	1052	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1052 wrote to memory of 2892	1052	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1052 wrote to memory of 2892	1052	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1052 wrote to memory of 2892	1052	RFQ PC25-1301 Product Specifications_PDF.exe	31
PID 1156 wrote to memory of 2448	1156	Explorer.EXE	32
PID 1156 wrote to memory of 2448	1156	Explorer.EXE	32
PID 1156 wrote to memory of 2448	1156	Explorer.EXE	32
PID 1156 wrote to memory of 2448	1156	Explorer.EXE	32
PID 2448 wrote to memory of 2636	2448	colorcpl.exe	33
PID 2448 wrote to memory of 2636	2448	colorcpl.exe	33
PID 2448 wrote to memory of 2636	2448	colorcpl.exe	33
PID 2448 wrote to memory of 2636	2448	colorcpl.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1156
- 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:1052
- - 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:2892
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.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:2448
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2636

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/1052-2-0x0000000000F10000-0x0000000001310000-memory.dmp

Filesize
4.0MB

Download
memory/1156-21-0x00000000064E0000-0x000000000663D000-memory.dmp

Filesize
1.4MB

Download
memory/1156-19-0x00000000064E0000-0x000000000663D000-memory.dmp

Filesize
1.4MB

Download
memory/1156-18-0x00000000064E0000-0x000000000663D000-memory.dmp

Filesize
1.4MB

Download
memory/1156-12-0x0000000006270000-0x00000000063B0000-memory.dmp

Filesize
1.2MB

Download
memory/1156-8-0x0000000006270000-0x00000000063B0000-memory.dmp

Filesize
1.2MB

Download
memory/2448-9-0x00000000004F0000-0x0000000000508000-memory.dmp

Filesize
96KB

Download
memory/2448-10-0x00000000004F0000-0x0000000000508000-memory.dmp

Filesize
96KB

Download
memory/2448-11-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2892-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2892-7-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/2892-4-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download
memory/2892-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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