formbook | dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9

Analysis

max time kernel
148s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-10-2024 05:34

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General

Target

dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe
Size

1.0MB
MD5

469ed9f643e1e098b2b9d1fda3593e20
SHA1

1ac7e98b16a5f287a62fd1c97a0f6ca176beb2eb
SHA256

dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9
SHA512

619fc4d32fffe5881f4f0dfb403d5cb8e31e75b001231fe4d0ec8569069ad634e628f049296b61adf427d1b42ce02b57f87e6efe15e0a353e369ed38fdf73565
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLPuEwKaoHG8kb7ufT/xJAI96PQOntE4:ffmMv6Ckr7Mny5QLwony7s/r56P9ZZ

Score

10^/10

formbook fh84 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

fh84

Decoy

mtzyn.top

zfn-no-hsts.win

j10g.xyz

arehouse-inventory-60572.bond

nlineprodutooffer.shop

ar-deals-77764.bond

e3m2.xyz

cquisitive.group

unkusol.xyz

01307.xyz

uratedcelebrations.net

nfiniworkshop-thai.online

s-cmc.net

idney360.info

ipolar-treatment-us-311-ze.zone

entenstituleridernegi.biz

olombiaoutlet.shop

uradab.rest

qega.shop

73519.vip

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

Processes:

resource	yara_rule
behavioral2/memory/2472-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2472-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2920-11-0x00000000001B0000-0x00000000001DF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exesvchost.exewscript.exe

description	pid	Process	procid_target
PID 928 set thread context of 2472	928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe	88
PID 2472 set thread context of 3408	2472	svchost.exe	56
PID 2920 set thread context of 3408	2920	wscript.exe	56

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

Processes:

dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exewscript.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

svchost.exewscript.exe

pid	Process
2472	svchost.exe
2472	svchost.exe
2472	svchost.exe
2472	svchost.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe
2920	wscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exesvchost.exewscript.exe

pid	Process
928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe
2472	svchost.exe
2472	svchost.exe
2472	svchost.exe
2920	wscript.exe
2920	wscript.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exewscript.exeExplorer.EXE

description	pid	Process
Token: SeDebugPrivilege	2472	svchost.exe
Token: SeDebugPrivilege	2920	wscript.exe
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe

pid	Process
928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe
928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe

pid	Process
928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe
928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3408	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exeExplorer.EXEwscript.exe

description	pid	Process	procid_target
PID 928 wrote to memory of 2472	928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe	88
PID 928 wrote to memory of 2472	928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe	88
PID 928 wrote to memory of 2472	928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe	88
PID 928 wrote to memory of 2472	928	dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe	88
PID 3408 wrote to memory of 2920	3408	Explorer.EXE	89
PID 3408 wrote to memory of 2920	3408	Explorer.EXE	89
PID 3408 wrote to memory of 2920	3408	Explorer.EXE	89
PID 2920 wrote to memory of 5088	2920	wscript.exe	94
PID 2920 wrote to memory of 5088	2920	wscript.exe	94
PID 2920 wrote to memory of 5088	2920	wscript.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Users\Admin\AppData\Local\Temp\dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe
  "C:\Users\Admin\AppData\Local\Temp\dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.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:928
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\dbd18e896a9fc9f3188a73431f08bb0bae2b26db47bf9c1f785c021f16c1bbe9.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2472
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.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:2920
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/928-2-0x00000000042F0000-0x00000000046F0000-memory.dmp

Filesize
4.0MB

Download
memory/2472-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2472-4-0x0000000001600000-0x000000000194A000-memory.dmp

Filesize
3.3MB

Download
memory/2472-7-0x0000000001350000-0x0000000001365000-memory.dmp

Filesize
84KB

Download
memory/2472-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2920-10-0x0000000000C50000-0x0000000000C77000-memory.dmp

Filesize
156KB

Download
memory/2920-9-0x0000000000C50000-0x0000000000C77000-memory.dmp

Filesize
156KB

Download
memory/2920-11-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3408-8-0x00000000086C0000-0x0000000008835000-memory.dmp

Filesize
1.5MB

Download
memory/3408-12-0x00000000086C0000-0x0000000008835000-memory.dmp

Filesize
1.5MB

Download
memory/3408-16-0x0000000008E80000-0x0000000008FF1000-memory.dmp

Filesize
1.4MB

Download
memory/3408-17-0x0000000008E80000-0x0000000008FF1000-memory.dmp

Filesize
1.4MB

Download
memory/3408-19-0x0000000008E80000-0x0000000008FF1000-memory.dmp

Filesize
1.4MB

Download