formbook | bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30

Analysis

max time kernel
150s
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
25-09-2024 00:50

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General

Target

RFQ2403.exe
Size

589KB
MD5

23f2b134d5b7bce69858d4fe46e70aa2
SHA1

90f75b12b19e4dddab93fedb2da88bfacaf2344e
SHA256

bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30
SHA512

01ce8f2a22f18bda803c65163a9e034ca31c329c5a9c62e7f253fe69afe842e53414b1fc4753994fa4272bd270b58786537d3f16037711e9219dd9da2997e091
SSDEEP

12288:uQ8bQb9PnYoAMnmgQqdARAkgnChnt8w/zpTEKPUHL9ZBtrML9dS0DFy:uTIR0MagsgnCht8w/dTEKPU38S0Dc

Score

10^/10

formbook g29o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g29o

Decoy

edplanethomes.homes

aimin.club

amacheerguide.online

bcddpza.bond

ediamarketplace.online

ynasty.wine

hengsui.top

ousy.fashion

en-mud.xyz

etcall.tech

harity-50528.bond

iski.world

ikelai6.pro

areemeh.info

eitert-suhre-lengerich.audi

959725vkjdngl559.top

73qp28bu.autos

lassiin.shop

audementalplus.online

3win9.cyou

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/4792-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4792-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4780-68-0x0000000000610000-0x000000000063F000-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
2328	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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	RFQ2403.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3332 set thread context of 4792	3332	RFQ2403.exe	91
PID 4792 set thread context of 3436	4792	RFQ2403.exe	56
PID 4780 set thread context of 3436	4780	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 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	RFQ2403.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
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 60 IoCs

pid	Process
3332	RFQ2403.exe
3332	RFQ2403.exe
4792	RFQ2403.exe
4792	RFQ2403.exe
4792	RFQ2403.exe
4792	RFQ2403.exe
2328	powershell.exe
2328	powershell.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe
4780	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4792	RFQ2403.exe
4792	RFQ2403.exe
4792	RFQ2403.exe
4780	systray.exe
4780	systray.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3332	RFQ2403.exe
Token: SeDebugPrivilege	4792	RFQ2403.exe
Token: SeDebugPrivilege	2328	powershell.exe
Token: SeDebugPrivilege	4780	systray.exe
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 2328	3332	RFQ2403.exe	89
PID 3332 wrote to memory of 2328	3332	RFQ2403.exe	89
PID 3332 wrote to memory of 2328	3332	RFQ2403.exe	89
PID 3332 wrote to memory of 4792	3332	RFQ2403.exe	91
PID 3332 wrote to memory of 4792	3332	RFQ2403.exe	91
PID 3332 wrote to memory of 4792	3332	RFQ2403.exe	91
PID 3332 wrote to memory of 4792	3332	RFQ2403.exe	91
PID 3332 wrote to memory of 4792	3332	RFQ2403.exe	91
PID 3332 wrote to memory of 4792	3332	RFQ2403.exe	91
PID 3436 wrote to memory of 4780	3436	Explorer.EXE	92
PID 3436 wrote to memory of 4780	3436	Explorer.EXE	92
PID 3436 wrote to memory of 4780	3436	Explorer.EXE	92
PID 4780 wrote to memory of 4444	4780	systray.exe	95
PID 4780 wrote to memory of 4444	4780	systray.exe	95
PID 4780 wrote to memory of 4444	4780	systray.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ2403.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:3332
- - 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\RFQ2403.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2328
- - C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4792
- 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:4780
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4444

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_fjmgzmvl.agq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2328-55-0x0000000007800000-0x000000000781A000-memory.dmp

Filesize
104KB

Download
memory/2328-42-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

Filesize
64KB

Download
memory/2328-25-0x00000000055A0000-0x0000000005606000-memory.dmp

Filesize
408KB

Download
memory/2328-59-0x0000000007A30000-0x0000000007A3E000-memory.dmp

Filesize
56KB

Download
memory/2328-58-0x0000000007A00000-0x0000000007A11000-memory.dmp

Filesize
68KB

Download
memory/2328-57-0x0000000007A80000-0x0000000007B16000-memory.dmp

Filesize
600KB

Download
memory/2328-56-0x0000000007870000-0x000000000787A000-memory.dmp

Filesize
40KB

Download
memory/2328-54-0x0000000007E40000-0x00000000084BA000-memory.dmp

Filesize
6.5MB

Download
memory/2328-53-0x00000000076C0000-0x0000000007763000-memory.dmp

Filesize
652KB

Download
memory/2328-62-0x0000000007A40000-0x0000000007A54000-memory.dmp

Filesize
80KB

Download
memory/2328-41-0x0000000070410000-0x000000007045C000-memory.dmp

Filesize
304KB

Download
memory/2328-40-0x0000000007680000-0x00000000076B2000-memory.dmp

Filesize
200KB

Download
memory/2328-39-0x000000007F550000-0x000000007F560000-memory.dmp

Filesize
64KB

Download
memory/2328-38-0x0000000006510000-0x000000000655C000-memory.dmp

Filesize
304KB

Download
memory/2328-26-0x0000000005EB0000-0x0000000005F16000-memory.dmp

Filesize
408KB

Download
memory/2328-20-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

Filesize
64KB

Download
memory/2328-64-0x0000000007B20000-0x0000000007B28000-memory.dmp

Filesize
32KB

Download
memory/2328-23-0x0000000005710000-0x0000000005D38000-memory.dmp

Filesize
6.2MB

Download
memory/2328-63-0x0000000007B40000-0x0000000007B5A000-memory.dmp

Filesize
104KB

Download
memory/2328-17-0x0000000002BC0000-0x0000000002BF6000-memory.dmp

Filesize
216KB

Download
memory/2328-16-0x00000000745FE000-0x00000000745FF000-memory.dmp

Filesize
4KB

Download
memory/2328-24-0x0000000005400000-0x0000000005422000-memory.dmp

Filesize
136KB

Download
memory/2328-21-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

Filesize
64KB

Download
memory/2328-37-0x00000000064E0000-0x00000000064FE000-memory.dmp

Filesize
120KB

Download
memory/2328-52-0x0000000006AA0000-0x0000000006ABE000-memory.dmp

Filesize
120KB

Download
memory/2328-29-0x0000000005F20000-0x0000000006274000-memory.dmp

Filesize
3.3MB

Download
memory/3332-1-0x00000000006A0000-0x000000000073A000-memory.dmp

Filesize
616KB

Download
memory/3332-7-0x000000007457E000-0x000000007457F000-memory.dmp

Filesize
4KB

Download
memory/3332-3-0x0000000005140000-0x00000000051D2000-memory.dmp

Filesize
584KB

Download
memory/3332-13-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/3332-4-0x0000000005130000-0x000000000513A000-memory.dmp

Filesize
40KB

Download
memory/3332-10-0x000000000B580000-0x000000000B61C000-memory.dmp

Filesize
624KB

Download
memory/3332-5-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/3332-8-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/3332-2-0x0000000005610000-0x0000000005BB4000-memory.dmp

Filesize
5.6MB

Download
memory/3332-0-0x000000007457E000-0x000000007457F000-memory.dmp

Filesize
4KB

Download
memory/3332-9-0x0000000008D10000-0x0000000008D86000-memory.dmp

Filesize
472KB

Download
memory/3332-6-0x00000000055D0000-0x00000000055E2000-memory.dmp

Filesize
72KB

Download
memory/3436-22-0x0000000002990000-0x0000000002A7F000-memory.dmp

Filesize
956KB

Download
memory/3436-72-0x0000000008080000-0x0000000008188000-memory.dmp

Filesize
1.0MB

Download
memory/3436-67-0x0000000002990000-0x0000000002A7F000-memory.dmp

Filesize
956KB

Download
memory/4780-60-0x0000000000D20000-0x0000000000D26000-memory.dmp

Filesize
24KB

Download
memory/4780-61-0x0000000000D20000-0x0000000000D26000-memory.dmp

Filesize
24KB

Download
memory/4780-68-0x0000000000610000-0x000000000063F000-memory.dmp

Filesize
188KB

Download
memory/4792-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4792-19-0x00000000011A0000-0x00000000011B4000-memory.dmp

Filesize
80KB

Download
memory/4792-14-0x0000000001640000-0x000000000198A000-memory.dmp

Filesize
3.3MB

Download
memory/4792-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download