formbook | 2cacd2c25829111e524887bc198ef09960434e07948c8ffe68b1bdf28dc6083d

Analysis

max time kernel
147s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13-09-2024 16:50

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General

Target

Нова поръчка за покупка pdf.exe
Size

2.0MB
MD5

212d2562e0f4d53f9fe595f730f14f95
SHA1

74f3d0c8ac4cb82000b4e799e3ccc080a372b88e
SHA256

22ee08b9678302f3671e7f1c6abd33866366b034faa9da27757fee2e05e23bf1
SHA512

826cec49775fd6c4fc5f5ebfa374a8424fd5c2258cab5d64168d3465d827c6d5d23eb0a797b12e3f1b1d5a42d6df466bf43bbe6a1566d6daabbb9f7b94b33e8d
SSDEEP

49152:8fDe+fmH7RRZ1UW84VCyH+4FAGqnx+lg3jszd8u1NhSCg6Ek/A:8fDQQs3fJ/A

Score

10^/10

formbook gy15 discovery execution persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gy15

Decoy

hairsdeals.today

acob-saaad.buzz

9955.club

gild6222.vip

nline-shopping-56055.bond

lmadulles.top

utemodels.info

ighdd4675.online

nqqkk146.xyz

avasales.online

ortas-de-madeira.today

haad.xyz

races-dental-splints-15439.bond

hilohcreekpemf.online

rrivalgetaways.info

orktoday-2507-02-sap.click

eceriyayinlari.xyz

lsurfer.click

aston-saaae.buzz

etrot.pro

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/1736-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1736-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2708-26-0x0000000001200000-0x000000000122F000-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
2840	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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	Нова поръчка за покупка pdf.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Нова поръчка за покупка pdf = "C:\\Users\\Admin\\Нова поръчка за покупка pdf.exe"	Нова поръчка за покупка pdf.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1876 set thread context of 1736	1876	Нова поръчка за покупка pdf.exe	90
PID 1736 set thread context of 3548	1736	vbc.exe	56
PID 2708 set thread context of 3548	2708	systray.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 2 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	systray.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2840	powershell.exe
2840	powershell.exe
1736	vbc.exe
1736	vbc.exe
1736	vbc.exe
1736	vbc.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe
2708	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1736	vbc.exe
1736	vbc.exe
1736	vbc.exe
2708	systray.exe
2708	systray.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1876	Нова поръчка за покупка pdf.exe
Token: SeDebugPrivilege	2840	powershell.exe
Token: SeDebugPrivilege	1736	vbc.exe
Token: SeDebugPrivilege	2708	systray.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3548	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 2840	1876	Нова поръчка за покупка pdf.exe	85
PID 1876 wrote to memory of 2840	1876	Нова поръчка за покупка pdf.exe	85
PID 1876 wrote to memory of 2952	1876	Нова поръчка за покупка pdf.exe	88
PID 1876 wrote to memory of 2952	1876	Нова поръчка за покупка pdf.exe	88
PID 1876 wrote to memory of 2952	1876	Нова поръчка за покупка pdf.exe	88
PID 1876 wrote to memory of 2952	1876	Нова поръчка за покупка pdf.exe	88
PID 1876 wrote to memory of 1736	1876	Нова поръчка за покупка pdf.exe	90
PID 1876 wrote to memory of 1736	1876	Нова поръчка за покупка pdf.exe	90
PID 1876 wrote to memory of 1736	1876	Нова поръчка за покупка pdf.exe	90
PID 1876 wrote to memory of 1736	1876	Нова поръчка за покупка pdf.exe	90
PID 1876 wrote to memory of 1736	1876	Нова поръчка за покупка pdf.exe	90
PID 1876 wrote to memory of 1736	1876	Нова поръчка за покупка pdf.exe	90
PID 3548 wrote to memory of 2708	3548	Explorer.EXE	91
PID 3548 wrote to memory of 2708	3548	Explorer.EXE	91
PID 3548 wrote to memory of 2708	3548	Explorer.EXE	91
PID 2708 wrote to memory of 5108	2708	systray.exe	96
PID 2708 wrote to memory of 5108	2708	systray.exe	96
PID 2708 wrote to memory of 5108	2708	systray.exe	96

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3548
- C:\Users\Admin\AppData\Local\Temp\Нова поръчка за покупка pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Нова поръчка за покупка pdf.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1876
- - C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2840
- - C:\Windows\System32\calc.exe
    "C:\Windows\System32\calc.exe"
    3⤵
    PID:2952
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1736
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.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:2708
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_10peizww.1vo.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1736-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1736-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1736-22-0x0000000001880000-0x0000000001894000-memory.dmp

Filesize
80KB

Download
memory/1736-19-0x00000000018F0000-0x0000000001C3A000-memory.dmp

Filesize
3.3MB

Download
memory/2708-25-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download
memory/2708-24-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download
memory/2708-26-0x0000000001200000-0x000000000122F000-memory.dmp

Filesize
188KB

Download
memory/2840-16-0x00007FF8440F0000-0x00007FF844BB1000-memory.dmp

Filesize
10.8MB

Download
memory/2840-17-0x00007FF8440F0000-0x00007FF844BB1000-memory.dmp

Filesize
10.8MB

Download
memory/2840-12-0x00007FF8440F0000-0x00007FF844BB1000-memory.dmp

Filesize
10.8MB

Download
memory/2840-8-0x00007FF8440F0000-0x00007FF844BB1000-memory.dmp

Filesize
10.8MB

Download
memory/2840-1-0x00000194F0DC0000-0x00000194F0DE2000-memory.dmp

Filesize
136KB

Download
memory/2840-0-0x00007FF8440F3000-0x00007FF8440F5000-memory.dmp

Filesize
8KB

Download
memory/3548-23-0x000000000A5D0000-0x000000000A727000-memory.dmp

Filesize
1.3MB

Download
memory/3548-27-0x000000000A5D0000-0x000000000A727000-memory.dmp

Filesize
1.3MB

Download
memory/3548-31-0x0000000008450000-0x00000000085B9000-memory.dmp

Filesize
1.4MB

Download