formbook | 7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-09-2024 07:30

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General

Target

Kommerzielle Bestellung.pdf (2).exe
Size

678KB
MD5

faff8c18f098abe5b164c71391975ea0
SHA1

9c009fe9d80e397e1d4198fabf8939db199098e0
SHA256

7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2
SHA512

feb01db87d4603825ea825a090a513fc68bf06652ca7956979de1b2d4722bddd4a72b73850f1207006a0532fbca920dcac5d0a191120de9b4dc6ed30e5fabae6
SSDEEP

12288:V9isCwgqaVouV6KIEmxldpl1OsTOMofvDb0fo//KI4lMAj+SGnfo:V9jC/qaSucKI/h/OPfrb0+/KplMAjvGn

Score

10^/10

formbook rn10 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn10

Decoy

kedai168et.com

mental-olympics.com

pussybuildsstrongbones.net

857691.shop

hisellers.net

exposurecophotography.com

beaded-boutique.net

wednesdayholdings.com

plesacv.xyz

manonlineros.com

a0204.shop

333689g.com

dyprl716h.xyz

pulseirabet.com

fnet.work

bo-2024-001-v1-d1.xyz

ongaurdsecurity.com

giulianacristini.com

miladamani.com

magicalrealmshopkeeper.online

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/5100-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/5100-22-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4480-70-0x0000000000A90000-0x0000000000ABF000-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
3804	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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	Kommerzielle Bestellung.pdf (2).exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1352 set thread context of 5100	1352	Kommerzielle Bestellung.pdf (2).exe	91
PID 5100 set thread context of 3448	5100	Kommerzielle Bestellung.pdf (2).exe	56
PID 4480 set thread context of 3448	4480	rundll32.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	Kommerzielle Bestellung.pdf (2).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
5100	Kommerzielle Bestellung.pdf (2).exe
5100	Kommerzielle Bestellung.pdf (2).exe
5100	Kommerzielle Bestellung.pdf (2).exe
5100	Kommerzielle Bestellung.pdf (2).exe
3804	powershell.exe
3804	powershell.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe
4480	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
5100	Kommerzielle Bestellung.pdf (2).exe
5100	Kommerzielle Bestellung.pdf (2).exe
5100	Kommerzielle Bestellung.pdf (2).exe
4480	rundll32.exe
4480	rundll32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	5100	Kommerzielle Bestellung.pdf (2).exe
Token: SeDebugPrivilege	3804	powershell.exe
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeDebugPrivilege	4480	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 3804	1352	Kommerzielle Bestellung.pdf (2).exe	89
PID 1352 wrote to memory of 3804	1352	Kommerzielle Bestellung.pdf (2).exe	89
PID 1352 wrote to memory of 3804	1352	Kommerzielle Bestellung.pdf (2).exe	89
PID 1352 wrote to memory of 5100	1352	Kommerzielle Bestellung.pdf (2).exe	91
PID 1352 wrote to memory of 5100	1352	Kommerzielle Bestellung.pdf (2).exe	91
PID 1352 wrote to memory of 5100	1352	Kommerzielle Bestellung.pdf (2).exe	91
PID 1352 wrote to memory of 5100	1352	Kommerzielle Bestellung.pdf (2).exe	91
PID 1352 wrote to memory of 5100	1352	Kommerzielle Bestellung.pdf (2).exe	91
PID 1352 wrote to memory of 5100	1352	Kommerzielle Bestellung.pdf (2).exe	91
PID 3448 wrote to memory of 4480	3448	Explorer.EXE	94
PID 3448 wrote to memory of 4480	3448	Explorer.EXE	94
PID 3448 wrote to memory of 4480	3448	Explorer.EXE	94
PID 4480 wrote to memory of 2296	4480	rundll32.exe	95
PID 4480 wrote to memory of 2296	4480	rundll32.exe	95
PID 4480 wrote to memory of 2296	4480	rundll32.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Users\Admin\AppData\Local\Temp\Kommerzielle Bestellung.pdf (2).exe
  "C:\Users\Admin\AppData\Local\Temp\Kommerzielle Bestellung.pdf (2).exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1352
- - 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\Kommerzielle Bestellung.pdf (2).exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3804
- - C:\Users\Admin\AppData\Local\Temp\Kommerzielle Bestellung.pdf (2).exe
    "C:\Users\Admin\AppData\Local\Temp\Kommerzielle Bestellung.pdf (2).exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:5100
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:3188
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2436
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.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:4480
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Kommerzielle Bestellung.pdf (2).exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2296

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_4hevz5ed.zlf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1352-8-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

Filesize
4KB

Download
memory/1352-7-0x00000000058F0000-0x0000000005902000-memory.dmp

Filesize
72KB

Download
memory/1352-2-0x0000000005CD0000-0x0000000006274000-memory.dmp

Filesize
5.6MB

Download
memory/1352-4-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/1352-9-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/1352-6-0x0000000005B70000-0x0000000005C0C000-memory.dmp

Filesize
624KB

Download
memory/1352-3-0x00000000057C0000-0x0000000005852000-memory.dmp

Filesize
584KB

Download
memory/1352-1-0x0000000000CA0000-0x0000000000D50000-memory.dmp

Filesize
704KB

Download
memory/1352-5-0x0000000005790000-0x000000000579A000-memory.dmp

Filesize
40KB

Download
memory/1352-10-0x0000000005A30000-0x0000000005A40000-memory.dmp

Filesize
64KB

Download
memory/1352-11-0x0000000007220000-0x0000000007296000-memory.dmp

Filesize
472KB

Download
memory/1352-14-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/1352-0-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

Filesize
4KB

Download
memory/3448-71-0x0000000008610000-0x0000000008729000-memory.dmp

Filesize
1.1MB

Download
memory/3448-24-0x0000000008610000-0x0000000008729000-memory.dmp

Filesize
1.1MB

Download
memory/3448-75-0x0000000008A80000-0x0000000008B99000-memory.dmp

Filesize
1.1MB

Download
memory/3804-56-0x00000000077A0000-0x0000000007E1A000-memory.dmp

Filesize
6.5MB

Download
memory/3804-43-0x00000000023E0000-0x00000000023F0000-memory.dmp

Filesize
64KB

Download
memory/3804-37-0x0000000005910000-0x0000000005C64000-memory.dmp

Filesize
3.3MB

Download
memory/3804-26-0x00000000055F0000-0x0000000005656000-memory.dmp

Filesize
408KB

Download
memory/3804-38-0x0000000005E20000-0x0000000005E3E000-memory.dmp

Filesize
120KB

Download
memory/3804-39-0x0000000005E60000-0x0000000005EAC000-memory.dmp

Filesize
304KB

Download
memory/3804-16-0x00000000047E0000-0x0000000004816000-memory.dmp

Filesize
216KB

Download
memory/3804-63-0x0000000007480000-0x000000000749A000-memory.dmp

Filesize
104KB

Download
memory/3804-21-0x0000000004E50000-0x0000000005478000-memory.dmp

Filesize
6.2MB

Download
memory/3804-18-0x00000000023E0000-0x00000000023F0000-memory.dmp

Filesize
64KB

Download
memory/3804-64-0x00000000073C0000-0x00000000073C8000-memory.dmp

Filesize
32KB

Download
memory/3804-15-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/3804-25-0x0000000004DF0000-0x0000000004E12000-memory.dmp

Filesize
136KB

Download
memory/3804-40-0x000000007F360000-0x000000007F370000-memory.dmp

Filesize
64KB

Download
memory/3804-54-0x0000000006420000-0x000000000643E000-memory.dmp

Filesize
120KB

Download
memory/3804-55-0x0000000006E00000-0x0000000006EA3000-memory.dmp

Filesize
652KB

Download
memory/3804-45-0x00000000023E0000-0x00000000023F0000-memory.dmp

Filesize
64KB

Download
memory/3804-27-0x0000000005660000-0x00000000056C6000-memory.dmp

Filesize
408KB

Download
memory/3804-57-0x0000000007160000-0x000000000717A000-memory.dmp

Filesize
104KB

Download
memory/3804-19-0x00000000023E0000-0x00000000023F0000-memory.dmp

Filesize
64KB

Download
memory/3804-58-0x00000000071C0000-0x00000000071CA000-memory.dmp

Filesize
40KB

Download
memory/3804-42-0x00000000708F0000-0x000000007093C000-memory.dmp

Filesize
304KB

Download
memory/3804-41-0x00000000063D0000-0x0000000006402000-memory.dmp

Filesize
200KB

Download
memory/3804-59-0x00000000073E0000-0x0000000007476000-memory.dmp

Filesize
600KB

Download
memory/3804-60-0x0000000007350000-0x0000000007361000-memory.dmp

Filesize
68KB

Download
memory/3804-61-0x0000000007380000-0x000000000738E000-memory.dmp

Filesize
56KB

Download
memory/3804-62-0x0000000007390000-0x00000000073A4000-memory.dmp

Filesize
80KB

Download
memory/4480-67-0x0000000000FA0000-0x0000000000FB4000-memory.dmp

Filesize
80KB

Download
memory/4480-69-0x0000000000FA0000-0x0000000000FB4000-memory.dmp

Filesize
80KB

Download
memory/4480-70-0x0000000000A90000-0x0000000000ABF000-memory.dmp

Filesize
188KB

Download
memory/5100-17-0x0000000000FC0000-0x000000000130A000-memory.dmp

Filesize
3.3MB

Download
memory/5100-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5100-23-0x0000000000F30000-0x0000000000F44000-memory.dmp

Filesize
80KB

Download
memory/5100-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download