formbook | 9adb74d4a3e30d322e070b91da3865ae8c7b71dd0f4ebce22538d0ef73a55264

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10-09-2024 06:58

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General

Target

RFQ403065852.pdf.bat.exe
Size

668KB
MD5

548723a3e99422d6ccf19ae013010e1b
SHA1

27e594a6814393331674014791cea927caeaf4a1
SHA256

9adb74d4a3e30d322e070b91da3865ae8c7b71dd0f4ebce22538d0ef73a55264
SHA512

3042a661121e5bb7fe77af406512ccbf7d745a8291ece023f416803bd6c546420868ed06d0144044e84d2875ab048244b640f9bfeb67d564f4c43105102f0b81
SSDEEP

12288:TkcZDcY/I1Y+04N46gUgXdaWzLgT4yOXqthDSRhIiKKKEA1A9/kR:YcBM1gzzXl9RXq32DKKKEGZ

Score

10^/10

formbook m49z discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m49z

Decoy

ormswarm.xyz

awn-care-63587.bond

uymetanail5.online

mergencyloan007.xyz

545.top

eiliao596.pro

ackersandmoverschennai.net

ehdiahmadvandmusicbest.click

tlgxmb2024.cloud

ulfcoastharborhopper.pro

rohns-disease-early-signs.today

oldenhorizonsbgcl.click

weetindulgencepro.xyz

yexoiup.xyz

yself-solar.net

kfirsatimla.online

bropub3.online

ouljourney.online

usvf76f.shop

onnaberich.online

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/2948-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2948-22-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2948-68-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4440-74-0x0000000000580000-0x00000000005AF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1688	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	RFQ403065852.pdf.bat.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3464 set thread context of 2948	3464	RFQ403065852.pdf.bat.exe	96
PID 2948 set thread context of 3472	2948	RegSvcs.exe	56
PID 2948 set thread context of 3472	2948	RegSvcs.exe	56
PID 4440 set thread context of 3472	4440	cscript.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 4 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RFQ403065852.pdf.bat.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
3464	RFQ403065852.pdf.bat.exe
3464	RFQ403065852.pdf.bat.exe
2948	RegSvcs.exe
2948	RegSvcs.exe
2948	RegSvcs.exe
2948	RegSvcs.exe
1688	powershell.exe
1688	powershell.exe
2948	RegSvcs.exe
2948	RegSvcs.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe
4440	cscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2948	RegSvcs.exe
2948	RegSvcs.exe
2948	RegSvcs.exe
2948	RegSvcs.exe
4440	cscript.exe
4440	cscript.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3464	RFQ403065852.pdf.bat.exe
Token: SeDebugPrivilege	2948	RegSvcs.exe
Token: SeDebugPrivilege	1688	powershell.exe
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeDebugPrivilege	4440	cscript.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3472	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3464 wrote to memory of 1688	3464	RFQ403065852.pdf.bat.exe	93
PID 3464 wrote to memory of 1688	3464	RFQ403065852.pdf.bat.exe	93
PID 3464 wrote to memory of 1688	3464	RFQ403065852.pdf.bat.exe	93
PID 3464 wrote to memory of 4892	3464	RFQ403065852.pdf.bat.exe	95
PID 3464 wrote to memory of 4892	3464	RFQ403065852.pdf.bat.exe	95
PID 3464 wrote to memory of 4892	3464	RFQ403065852.pdf.bat.exe	95
PID 3464 wrote to memory of 2948	3464	RFQ403065852.pdf.bat.exe	96
PID 3464 wrote to memory of 2948	3464	RFQ403065852.pdf.bat.exe	96
PID 3464 wrote to memory of 2948	3464	RFQ403065852.pdf.bat.exe	96
PID 3464 wrote to memory of 2948	3464	RFQ403065852.pdf.bat.exe	96
PID 3464 wrote to memory of 2948	3464	RFQ403065852.pdf.bat.exe	96
PID 3464 wrote to memory of 2948	3464	RFQ403065852.pdf.bat.exe	96
PID 3472 wrote to memory of 4440	3472	Explorer.EXE	97
PID 3472 wrote to memory of 4440	3472	Explorer.EXE	97
PID 3472 wrote to memory of 4440	3472	Explorer.EXE	97
PID 4440 wrote to memory of 2868	4440	cscript.exe	98
PID 4440 wrote to memory of 2868	4440	cscript.exe	98
PID 4440 wrote to memory of 2868	4440	cscript.exe	98

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3472
- C:\Users\Admin\AppData\Local\Temp\RFQ403065852.pdf.bat.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ403065852.pdf.bat.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3464
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\RFQ403065852.pdf.bat.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1688
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:4892
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2948
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.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:4440
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_413czto0.4gi.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1688-58-0x0000000007AF0000-0x0000000007B86000-memory.dmp

Filesize
600KB

Download
memory/1688-55-0x0000000007EB0000-0x000000000852A000-memory.dmp

Filesize
6.5MB

Download
memory/1688-37-0x0000000006540000-0x000000000655E000-memory.dmp

Filesize
120KB

Download
memory/1688-38-0x00000000065F0000-0x000000000663C000-memory.dmp

Filesize
304KB

Download
memory/1688-39-0x000000007F920000-0x000000007F930000-memory.dmp

Filesize
64KB

Download
memory/1688-63-0x0000000007B90000-0x0000000007B98000-memory.dmp

Filesize
32KB

Download
memory/1688-62-0x0000000007BB0000-0x0000000007BCA000-memory.dmp

Filesize
104KB

Download
memory/1688-61-0x0000000007AB0000-0x0000000007AC4000-memory.dmp

Filesize
80KB

Download
memory/1688-60-0x0000000007AA0000-0x0000000007AAE000-memory.dmp

Filesize
56KB

Download
memory/1688-59-0x0000000007A70000-0x0000000007A81000-memory.dmp

Filesize
68KB

Download
memory/1688-57-0x00000000078E0000-0x00000000078EA000-memory.dmp

Filesize
40KB

Download
memory/1688-56-0x0000000007870000-0x000000000788A000-memory.dmp

Filesize
104KB

Download
memory/1688-17-0x0000000074F70000-0x0000000075720000-memory.dmp

Filesize
7.7MB

Download
memory/1688-66-0x0000000074F70000-0x0000000075720000-memory.dmp

Filesize
7.7MB

Download
memory/1688-21-0x0000000002C00000-0x0000000002C10000-memory.dmp

Filesize
64KB

Download
memory/1688-54-0x0000000007770000-0x0000000007813000-memory.dmp

Filesize
652KB

Download
memory/1688-53-0x0000000006B50000-0x0000000006B6E000-memory.dmp

Filesize
120KB

Download
memory/1688-19-0x00000000057C0000-0x0000000005DE8000-memory.dmp

Filesize
6.2MB

Download
memory/1688-16-0x0000000074F7E000-0x0000000074F7F000-memory.dmp

Filesize
4KB

Download
memory/1688-24-0x0000000005480000-0x00000000054A2000-memory.dmp

Filesize
136KB

Download
memory/1688-26-0x0000000005DF0000-0x0000000005E56000-memory.dmp

Filesize
408KB

Download
memory/1688-25-0x00000000056A0000-0x0000000005706000-memory.dmp

Filesize
408KB

Download
memory/1688-49-0x0000000002C00000-0x0000000002C10000-memory.dmp

Filesize
64KB

Download
memory/1688-14-0x0000000002C10000-0x0000000002C46000-memory.dmp

Filesize
216KB

Download
memory/1688-52-0x0000000002C00000-0x0000000002C10000-memory.dmp

Filesize
64KB

Download
memory/1688-36-0x0000000005F60000-0x00000000062B4000-memory.dmp

Filesize
3.3MB

Download
memory/1688-41-0x0000000070D90000-0x0000000070DDC000-memory.dmp

Filesize
304KB

Download
memory/1688-40-0x0000000006B10000-0x0000000006B42000-memory.dmp

Filesize
200KB

Download
memory/2948-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-20-0x0000000000E90000-0x0000000000EA4000-memory.dmp

Filesize
80KB

Download
memory/2948-69-0x0000000000F00000-0x0000000000F14000-memory.dmp

Filesize
80KB

Download
memory/2948-68-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-15-0x0000000000F50000-0x000000000129A000-memory.dmp

Filesize
3.3MB

Download
memory/2948-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3464-2-0x0000000005290000-0x0000000005834000-memory.dmp

Filesize
5.6MB

Download
memory/3464-6-0x0000000005260000-0x0000000005270000-memory.dmp

Filesize
64KB

Download
memory/3464-13-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3464-4-0x0000000004CC0000-0x0000000004CCA000-memory.dmp

Filesize
40KB

Download
memory/3464-0-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/3464-10-0x0000000009EF0000-0x0000000009F8C000-memory.dmp

Filesize
624KB

Download
memory/3464-9-0x00000000060F0000-0x0000000006166000-memory.dmp

Filesize
472KB

Download
memory/3464-8-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3464-7-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/3464-3-0x0000000004C00000-0x0000000004C92000-memory.dmp

Filesize
584KB

Download
memory/3464-5-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3464-1-0x0000000000320000-0x00000000003CA000-memory.dmp

Filesize
680KB

Download
memory/3472-70-0x0000000008770000-0x00000000088E2000-memory.dmp

Filesize
1.4MB

Download
memory/3472-71-0x0000000007290000-0x000000000734D000-memory.dmp

Filesize
756KB

Download
memory/3472-23-0x0000000008770000-0x00000000088E2000-memory.dmp

Filesize
1.4MB

Download
memory/3472-75-0x0000000007290000-0x000000000734D000-memory.dmp

Filesize
756KB

Download
memory/3472-79-0x0000000008F50000-0x00000000090A8000-memory.dmp

Filesize
1.3MB

Download
memory/4440-73-0x0000000000450000-0x0000000000477000-memory.dmp

Filesize
156KB

Download
memory/4440-72-0x0000000000450000-0x0000000000477000-memory.dmp

Filesize
156KB

Download
memory/4440-74-0x0000000000580000-0x00000000005AF000-memory.dmp

Filesize
188KB

Download