formbook | 2ba240529791fea8319f1ac0779d58b0bdfc7c9d83abca2936e3637f77a3da3a

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
10-09-2024 05:46

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General

Target

RFQ403065852.scr.exe
Size

671KB
MD5

08e03e1ac072ae4e33b1483cd77621e8
SHA1

c349bb0f328ada0a3324ff01d4159aac2c591017
SHA256

2ba240529791fea8319f1ac0779d58b0bdfc7c9d83abca2936e3637f77a3da3a
SHA512

656b6a16ff32ddb4afe7dbbb143914e0dcba6d1649b4e7e79b644f950f90d1cea29c3de3c81eaef77cd2bc2aada3eae322538aad1d51a64e65cfde26984448ba
SSDEEP

12288:1A1tMlqW2L+IRadx/4fqYS8R6FBREVrRFi49hkR:1GtMGL+IRm/YqY1R6LiJry

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 3 IoCs

rat

resource	yara_rule
behavioral2/memory/4656-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4656-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3664-69-0x0000000000790000-0x00000000007BF000-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
4004	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.scr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1564 set thread context of 4656	1564	RFQ403065852.scr.exe	88
PID 4656 set thread context of 3428	4656	RegSvcs.exe	56
PID 3664 set thread context of 3428	3664	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	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RFQ403065852.scr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
4656	RegSvcs.exe
4656	RegSvcs.exe
4656	RegSvcs.exe
4656	RegSvcs.exe
4004	powershell.exe
4004	powershell.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe
3664	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4656	RegSvcs.exe
4656	RegSvcs.exe
4656	RegSvcs.exe
3664	cscript.exe
3664	cscript.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4656	RegSvcs.exe
Token: SeDebugPrivilege	4004	powershell.exe
Token: SeDebugPrivilege	3664	cscript.exe
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3428	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1564 wrote to memory of 4004	1564	RFQ403065852.scr.exe	86
PID 1564 wrote to memory of 4004	1564	RFQ403065852.scr.exe	86
PID 1564 wrote to memory of 4004	1564	RFQ403065852.scr.exe	86
PID 1564 wrote to memory of 4656	1564	RFQ403065852.scr.exe	88
PID 1564 wrote to memory of 4656	1564	RFQ403065852.scr.exe	88
PID 1564 wrote to memory of 4656	1564	RFQ403065852.scr.exe	88
PID 1564 wrote to memory of 4656	1564	RFQ403065852.scr.exe	88
PID 1564 wrote to memory of 4656	1564	RFQ403065852.scr.exe	88
PID 1564 wrote to memory of 4656	1564	RFQ403065852.scr.exe	88
PID 3428 wrote to memory of 3664	3428	Explorer.EXE	89
PID 3428 wrote to memory of 3664	3428	Explorer.EXE	89
PID 3428 wrote to memory of 3664	3428	Explorer.EXE	89
PID 3664 wrote to memory of 4668	3664	cscript.exe	90
PID 3664 wrote to memory of 4668	3664	cscript.exe	90
PID 3664 wrote to memory of 4668	3664	cscript.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3428
- C:\Users\Admin\AppData\Local\Temp\RFQ403065852.scr.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ403065852.scr.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1564
- - 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.scr.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4004
- - 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:4656
- 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:3664
- - 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:4668

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_1o2xmqqo.ihm.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1564-8-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1564-3-0x0000000005450000-0x00000000054E2000-memory.dmp

Filesize
584KB

Download
memory/1564-10-0x000000000A6E0000-0x000000000A77C000-memory.dmp

Filesize
624KB

Download
memory/1564-9-0x00000000069F0000-0x0000000006A66000-memory.dmp

Filesize
472KB

Download
memory/1564-5-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1564-6-0x0000000005580000-0x0000000005590000-memory.dmp

Filesize
64KB

Download
memory/1564-7-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1564-1-0x0000000000990000-0x0000000000A3A000-memory.dmp

Filesize
680KB

Download
memory/1564-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1564-2-0x0000000005960000-0x0000000005F04000-memory.dmp

Filesize
5.6MB

Download
memory/1564-4-0x00000000053E0000-0x00000000053EA000-memory.dmp

Filesize
40KB

Download
memory/1564-13-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3428-70-0x00000000093C0000-0x0000000009556000-memory.dmp

Filesize
1.6MB

Download
memory/3428-22-0x00000000093C0000-0x0000000009556000-memory.dmp

Filesize
1.6MB

Download
memory/3428-75-0x0000000003320000-0x0000000003421000-memory.dmp

Filesize
1.0MB

Download
memory/3664-69-0x0000000000790000-0x00000000007BF000-memory.dmp

Filesize
188KB

Download
memory/3664-60-0x00000000001C0000-0x00000000001E7000-memory.dmp

Filesize
156KB

Download
memory/3664-61-0x00000000001C0000-0x00000000001E7000-memory.dmp

Filesize
156KB

Download
memory/4004-14-0x00000000029A0000-0x00000000029D6000-memory.dmp

Filesize
216KB

Download
memory/4004-53-0x00000000068D0000-0x00000000068EE000-memory.dmp

Filesize
120KB

Download
memory/4004-18-0x00000000746EE000-0x00000000746EF000-memory.dmp

Filesize
4KB

Download
memory/4004-19-0x00000000746E0000-0x0000000074E90000-memory.dmp

Filesize
7.7MB

Download
memory/4004-17-0x00000000053D0000-0x00000000059F8000-memory.dmp

Filesize
6.2MB

Download
memory/4004-23-0x00000000028D0000-0x00000000028E0000-memory.dmp

Filesize
64KB

Download
memory/4004-25-0x0000000005AF0000-0x0000000005B56000-memory.dmp

Filesize
408KB

Download
memory/4004-36-0x0000000005CC0000-0x0000000006014000-memory.dmp

Filesize
3.3MB

Download
memory/4004-37-0x00000000062F0000-0x000000000630E000-memory.dmp

Filesize
120KB

Download
memory/4004-38-0x0000000006330000-0x000000000637C000-memory.dmp

Filesize
304KB

Download
memory/4004-39-0x000000007F5A0000-0x000000007F5B0000-memory.dmp

Filesize
64KB

Download
memory/4004-40-0x00000000068F0000-0x0000000006922000-memory.dmp

Filesize
200KB

Download
memory/4004-41-0x0000000070500000-0x000000007054C000-memory.dmp

Filesize
304KB

Download
memory/4004-52-0x00000000028D0000-0x00000000028E0000-memory.dmp

Filesize
64KB

Download
memory/4004-51-0x00000000028D0000-0x00000000028E0000-memory.dmp

Filesize
64KB

Download
memory/4004-26-0x0000000005C10000-0x0000000005C76000-memory.dmp

Filesize
408KB

Download
memory/4004-54-0x00000000074F0000-0x0000000007593000-memory.dmp

Filesize
652KB

Download
memory/4004-55-0x0000000007C60000-0x00000000082DA000-memory.dmp

Filesize
6.5MB

Download
memory/4004-56-0x0000000007620000-0x000000000763A000-memory.dmp

Filesize
104KB

Download
memory/4004-57-0x0000000007690000-0x000000000769A000-memory.dmp

Filesize
40KB

Download
memory/4004-58-0x00000000078A0000-0x0000000007936000-memory.dmp

Filesize
600KB

Download
memory/4004-59-0x0000000007820000-0x0000000007831000-memory.dmp

Filesize
68KB

Download
memory/4004-68-0x00000000746E0000-0x0000000074E90000-memory.dmp

Filesize
7.7MB

Download
memory/4004-24-0x00000000052A0000-0x00000000052C2000-memory.dmp

Filesize
136KB

Download
memory/4004-62-0x0000000007850000-0x000000000785E000-memory.dmp

Filesize
56KB

Download
memory/4004-63-0x0000000007860000-0x0000000007874000-memory.dmp

Filesize
80KB

Download
memory/4004-64-0x0000000007960000-0x000000000797A000-memory.dmp

Filesize
104KB

Download
memory/4004-65-0x0000000007940000-0x0000000007948000-memory.dmp

Filesize
32KB

Download
memory/4656-21-0x0000000001170000-0x0000000001184000-memory.dmp

Filesize
80KB

Download
memory/4656-16-0x0000000001240000-0x000000000158A000-memory.dmp

Filesize
3.3MB

Download
memory/4656-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4656-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download