formbook | 4efa0c0ddb802a05161342bb22941fb5e45fdb423a0455995b9642d238a0dcb3

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12-09-2024 13:05

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General

Target

Cf2vVo7XyxupqsL.exe
Size

587KB
MD5

0e4215aade422aeb64ff45d5712adc7e
SHA1

66303d555188ba6124021b09b3291b1326090ccf
SHA256

030d40369b21914a62ecd144abafc689073ac077c5481e4722154e2a565bc328
SHA512

89dfec073a28109fb96da6a0d1a82d520047d3f06a852757b9bb35f15283c7d746060f500969a9474a0fe0d4af8cd2515eedd8167950ef69cd0ee704a8509fd5
SSDEEP

12288:X3OSUWtbmf6juFEqopZXMg3xhEejaI3huYrDV+Zh1u8Djx8kWK2XH:uS3O6jVzMwE0huYr4+8DibK2

Score

10^/10

formbook sx01 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

sx01

Decoy

r-salessolutions.xyz

jdh1.info

olar-panel-jobs-93084.bond

aebrasil.shop

oshua-xaaaa.buzz

xzkm.shop

nitedviplumbing.net

nnevateknoloji.xyz

rg-a.biz

indow-replacement-34091.bond

uyersagent3percent.net

ostbag.net

ibosolv.net

ahve.today

ophotshotjobs.today

emoreez.art

ift-chairs-94905.bond

okerdom-e.best

stagr.fun

irtyf-ingrancher.info

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/4764-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4764-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/232-73-0x0000000000D20000-0x0000000000D4F000-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
3132	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	Cf2vVo7XyxupqsL.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4904 set thread context of 4764	4904	Cf2vVo7XyxupqsL.exe	89
PID 4764 set thread context of 3332	4764	Cf2vVo7XyxupqsL.exe	56
PID 232 set thread context of 3332	232	netsh.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	Cf2vVo7XyxupqsL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
4904	Cf2vVo7XyxupqsL.exe
4904	Cf2vVo7XyxupqsL.exe
4764	Cf2vVo7XyxupqsL.exe
4764	Cf2vVo7XyxupqsL.exe
4764	Cf2vVo7XyxupqsL.exe
4764	Cf2vVo7XyxupqsL.exe
3132	powershell.exe
3132	powershell.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe
232	netsh.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4764	Cf2vVo7XyxupqsL.exe
4764	Cf2vVo7XyxupqsL.exe
4764	Cf2vVo7XyxupqsL.exe
232	netsh.exe
232	netsh.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4904	Cf2vVo7XyxupqsL.exe
Token: SeDebugPrivilege	4764	Cf2vVo7XyxupqsL.exe
Token: SeDebugPrivilege	3132	powershell.exe
Token: SeDebugPrivilege	232	netsh.exe
Token: SeShutdownPrivilege	3332	Explorer.EXE
Token: SeCreatePagefilePrivilege	3332	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3332	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 3132	4904	Cf2vVo7XyxupqsL.exe	86
PID 4904 wrote to memory of 3132	4904	Cf2vVo7XyxupqsL.exe	86
PID 4904 wrote to memory of 3132	4904	Cf2vVo7XyxupqsL.exe	86
PID 4904 wrote to memory of 336	4904	Cf2vVo7XyxupqsL.exe	88
PID 4904 wrote to memory of 336	4904	Cf2vVo7XyxupqsL.exe	88
PID 4904 wrote to memory of 336	4904	Cf2vVo7XyxupqsL.exe	88
PID 4904 wrote to memory of 4764	4904	Cf2vVo7XyxupqsL.exe	89
PID 4904 wrote to memory of 4764	4904	Cf2vVo7XyxupqsL.exe	89
PID 4904 wrote to memory of 4764	4904	Cf2vVo7XyxupqsL.exe	89
PID 4904 wrote to memory of 4764	4904	Cf2vVo7XyxupqsL.exe	89
PID 4904 wrote to memory of 4764	4904	Cf2vVo7XyxupqsL.exe	89
PID 4904 wrote to memory of 4764	4904	Cf2vVo7XyxupqsL.exe	89
PID 3332 wrote to memory of 232	3332	Explorer.EXE	90
PID 3332 wrote to memory of 232	3332	Explorer.EXE	90
PID 3332 wrote to memory of 232	3332	Explorer.EXE	90
PID 232 wrote to memory of 820	232	netsh.exe	91
PID 232 wrote to memory of 820	232	netsh.exe	91
PID 232 wrote to memory of 820	232	netsh.exe	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3332
- C:\Users\Admin\AppData\Local\Temp\Cf2vVo7XyxupqsL.exe
  "C:\Users\Admin\AppData\Local\Temp\Cf2vVo7XyxupqsL.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:4904
- - 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\Cf2vVo7XyxupqsL.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3132
- - C:\Users\Admin\AppData\Local\Temp\Cf2vVo7XyxupqsL.exe
    "C:\Users\Admin\AppData\Local\Temp\Cf2vVo7XyxupqsL.exe"
    3⤵
    PID:336
- - C:\Users\Admin\AppData\Local\Temp\Cf2vVo7XyxupqsL.exe
    "C:\Users\Admin\AppData\Local\Temp\Cf2vVo7XyxupqsL.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4764
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.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:232
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Cf2vVo7XyxupqsL.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:820

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_aqfyfnc1.smr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/232-73-0x0000000000D20000-0x0000000000D4F000-memory.dmp

Filesize
188KB

Download
memory/232-65-0x0000000001500000-0x000000000151E000-memory.dmp

Filesize
120KB

Download
memory/232-63-0x0000000001500000-0x000000000151E000-memory.dmp

Filesize
120KB

Download
memory/3132-58-0x0000000007890000-0x0000000007926000-memory.dmp

Filesize
600KB

Download
memory/3132-60-0x0000000007840000-0x000000000784E000-memory.dmp

Filesize
56KB

Download
memory/3132-71-0x0000000075410000-0x0000000075BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3132-68-0x0000000075410000-0x0000000075BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3132-67-0x000000007541E000-0x000000007541F000-memory.dmp

Filesize
4KB

Download
memory/3132-66-0x0000000007930000-0x0000000007938000-memory.dmp

Filesize
32KB

Download
memory/3132-39-0x000000007FCC0000-0x000000007FCD0000-memory.dmp

Filesize
64KB

Download
memory/3132-62-0x0000000007950000-0x000000000796A000-memory.dmp

Filesize
104KB

Download
memory/3132-61-0x0000000007850000-0x0000000007864000-memory.dmp

Filesize
80KB

Download
memory/3132-59-0x0000000007810000-0x0000000007821000-memory.dmp

Filesize
68KB

Download
memory/3132-15-0x000000007541E000-0x000000007541F000-memory.dmp

Filesize
4KB

Download
memory/3132-40-0x00000000068A0000-0x00000000068D2000-memory.dmp

Filesize
200KB

Download
memory/3132-57-0x0000000007680000-0x000000000768A000-memory.dmp

Filesize
40KB

Download
memory/3132-21-0x0000000004D70000-0x0000000004DA6000-memory.dmp

Filesize
216KB

Download
memory/3132-56-0x0000000007610000-0x000000000762A000-memory.dmp

Filesize
104KB

Download
memory/3132-55-0x0000000007C60000-0x00000000082DA000-memory.dmp

Filesize
6.5MB

Download
memory/3132-22-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

Filesize
64KB

Download
memory/3132-23-0x0000000005410000-0x0000000005A38000-memory.dmp

Filesize
6.2MB

Download
memory/3132-24-0x0000000005A70000-0x0000000005A92000-memory.dmp

Filesize
136KB

Download
memory/3132-25-0x0000000005C10000-0x0000000005C76000-memory.dmp

Filesize
408KB

Download
memory/3132-38-0x0000000006300000-0x000000000634C000-memory.dmp

Filesize
304KB

Download
memory/3132-54-0x00000000072E0000-0x0000000007383000-memory.dmp

Filesize
652KB

Download
memory/3132-36-0x0000000005D60000-0x00000000060B4000-memory.dmp

Filesize
3.3MB

Download
memory/3132-37-0x00000000062C0000-0x00000000062DE000-memory.dmp

Filesize
120KB

Download
memory/3132-26-0x0000000005CF0000-0x0000000005D56000-memory.dmp

Filesize
408KB

Download
memory/3132-51-0x00000000072B0000-0x00000000072CE000-memory.dmp

Filesize
120KB

Download
memory/3132-17-0x0000000075410000-0x0000000075BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3132-41-0x0000000071230000-0x000000007127C000-memory.dmp

Filesize
304KB

Download
memory/3132-53-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

Filesize
64KB

Download
memory/3132-52-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

Filesize
64KB

Download
memory/3332-72-0x0000000008430000-0x000000000857D000-memory.dmp

Filesize
1.3MB

Download
memory/3332-77-0x0000000002A90000-0x0000000002B37000-memory.dmp

Filesize
668KB

Download
memory/3332-20-0x0000000008430000-0x000000000857D000-memory.dmp

Filesize
1.3MB

Download
memory/4764-14-0x0000000001780000-0x0000000001ACA000-memory.dmp

Filesize
3.3MB

Download
memory/4764-19-0x0000000001760000-0x0000000001775000-memory.dmp

Filesize
84KB

Download
memory/4764-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4764-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4904-5-0x00000000054E0000-0x00000000054EA000-memory.dmp

Filesize
40KB

Download
memory/4904-13-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/4904-4-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/4904-2-0x0000000005980000-0x0000000005F24000-memory.dmp

Filesize
5.6MB

Download
memory/4904-3-0x0000000005320000-0x00000000053B2000-memory.dmp

Filesize
584KB

Download
memory/4904-9-0x0000000006800000-0x0000000006876000-memory.dmp

Filesize
472KB

Download
memory/4904-8-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/4904-7-0x000000007539E000-0x000000007539F000-memory.dmp

Filesize
4KB

Download
memory/4904-6-0x00000000056D0000-0x00000000056E0000-memory.dmp

Filesize
64KB

Download
memory/4904-0-0x000000007539E000-0x000000007539F000-memory.dmp

Filesize
4KB

Download
memory/4904-1-0x00000000008A0000-0x000000000093A000-memory.dmp

Filesize
616KB

Download
memory/4904-10-0x0000000008FA0000-0x000000000903C000-memory.dmp

Filesize
624KB

Download