formbook | 8140718075fb3cf55e098f68fa8dfc75022a22fb658611503880b4c0c674d71f

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-09-2024 04:18

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General

Target

SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe
Size

695KB
MD5

0fa31cdedfad8f0dd2a1b1b6c0f1b957
SHA1

91148974cf0d66aaac1648b64404b9c24d141d3c
SHA256

8140718075fb3cf55e098f68fa8dfc75022a22fb658611503880b4c0c674d71f
SHA512

f78905dd816c7f3f34ee5f2c3fcfad21383dbe58652fe475a13900b39482a2c6b14f1ab114d34a0f5e281aa325d676333d5fc1d8c55bcef25983a1aa5ce4b6e9
SSDEEP

12288:9GZKzvNUOBKYvI8hGayiRMhBcRiPNWZIBRR4LPJiyIA/ZMDPwffC0UNj6eWf1yrw:AOOyGPiRMhBciPHrRqJiyIZPwffC00O5

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/3752-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3752-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2004-70-0x0000000000A30000-0x0000000000A5F000-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
2008	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	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3472 set thread context of 3752	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	95
PID 3752 set thread context of 3516	3752	RegSvcs.exe	56
PID 2004 set thread context of 3516	2004	svchost.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	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
3752	RegSvcs.exe
3752	RegSvcs.exe
3752	RegSvcs.exe
3752	RegSvcs.exe
2008	powershell.exe
2008	powershell.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3752	RegSvcs.exe
3752	RegSvcs.exe
3752	RegSvcs.exe
2004	svchost.exe
2004	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3752	RegSvcs.exe
Token: SeDebugPrivilege	2008	powershell.exe
Token: SeDebugPrivilege	2004	svchost.exe
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3516	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3472 wrote to memory of 2008	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	93
PID 3472 wrote to memory of 2008	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	93
PID 3472 wrote to memory of 2008	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	93
PID 3472 wrote to memory of 3752	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	95
PID 3472 wrote to memory of 3752	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	95
PID 3472 wrote to memory of 3752	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	95
PID 3472 wrote to memory of 3752	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	95
PID 3472 wrote to memory of 3752	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	95
PID 3472 wrote to memory of 3752	3472	SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe	95
PID 3516 wrote to memory of 2004	3516	Explorer.EXE	96
PID 3516 wrote to memory of 2004	3516	Explorer.EXE	96
PID 3516 wrote to memory of 2004	3516	Explorer.EXE	96
PID 2004 wrote to memory of 2600	2004	svchost.exe	97
PID 2004 wrote to memory of 2600	2004	svchost.exe	97
PID 2004 wrote to memory of 2600	2004	svchost.exe	97

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3472
- - 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\SecuriteInfo.com.Win32.CrypterX-gen.29279.29610.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2008
- - 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:3752
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:2004
- - 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:2600

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_vprwri1r.fv3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2004-65-0x0000000000C70000-0x0000000000C7E000-memory.dmp

Filesize
56KB

Download
memory/2004-63-0x0000000000C70000-0x0000000000C7E000-memory.dmp

Filesize
56KB

Download
memory/2004-70-0x0000000000A30000-0x0000000000A5F000-memory.dmp

Filesize
188KB

Download
memory/2008-52-0x00000000068F0000-0x000000000690E000-memory.dmp

Filesize
120KB

Download
memory/2008-20-0x00000000054B0000-0x0000000005AD8000-memory.dmp

Filesize
6.2MB

Download
memory/2008-26-0x0000000005C90000-0x0000000005CF6000-memory.dmp

Filesize
408KB

Download
memory/2008-62-0x0000000007930000-0x0000000007938000-memory.dmp

Filesize
32KB

Download
memory/2008-61-0x0000000007950000-0x000000000796A000-memory.dmp

Filesize
104KB

Download
memory/2008-60-0x0000000007850000-0x0000000007864000-memory.dmp

Filesize
80KB

Download
memory/2008-58-0x0000000007810000-0x0000000007821000-memory.dmp

Filesize
68KB

Download
memory/2008-16-0x0000000004D40000-0x0000000004D76000-memory.dmp

Filesize
216KB

Download
memory/2008-57-0x0000000007890000-0x0000000007926000-memory.dmp

Filesize
600KB

Download
memory/2008-56-0x0000000007680000-0x000000000768A000-memory.dmp

Filesize
40KB

Download
memory/2008-23-0x0000000004E70000-0x0000000004E80000-memory.dmp

Filesize
64KB

Download
memory/2008-55-0x0000000007610000-0x000000000762A000-memory.dmp

Filesize
104KB

Download
memory/2008-54-0x0000000007C50000-0x00000000082CA000-memory.dmp

Filesize
6.5MB

Download
memory/2008-41-0x0000000070680000-0x00000000706CC000-memory.dmp

Filesize
304KB

Download
memory/2008-19-0x000000007486E000-0x000000007486F000-memory.dmp

Filesize
4KB

Download
memory/2008-24-0x0000000005230000-0x0000000005252000-memory.dmp

Filesize
136KB

Download
memory/2008-25-0x0000000005AE0000-0x0000000005B46000-memory.dmp

Filesize
408KB

Download
memory/2008-53-0x00000000072D0000-0x0000000007373000-memory.dmp

Filesize
652KB

Download
memory/2008-59-0x0000000007840000-0x000000000784E000-memory.dmp

Filesize
56KB

Download
memory/2008-36-0x0000000005D00000-0x0000000006054000-memory.dmp

Filesize
3.3MB

Download
memory/2008-21-0x0000000074860000-0x0000000075010000-memory.dmp

Filesize
7.7MB

Download
memory/2008-68-0x0000000074860000-0x0000000075010000-memory.dmp

Filesize
7.7MB

Download
memory/2008-47-0x0000000004E70000-0x0000000004E80000-memory.dmp

Filesize
64KB

Download
memory/2008-37-0x00000000062F0000-0x000000000630E000-memory.dmp

Filesize
120KB

Download
memory/2008-38-0x00000000068A0000-0x00000000068EC000-memory.dmp

Filesize
304KB

Download
memory/2008-39-0x000000007EEB0000-0x000000007EEC0000-memory.dmp

Filesize
64KB

Download
memory/2008-40-0x0000000006850000-0x0000000006882000-memory.dmp

Filesize
200KB

Download
memory/3472-0-0x00000000747EE000-0x00000000747EF000-memory.dmp

Filesize
4KB

Download
memory/3472-9-0x0000000006030000-0x00000000060A6000-memory.dmp

Filesize
472KB

Download
memory/3472-5-0x0000000004EB0000-0x0000000004EBA000-memory.dmp

Filesize
40KB

Download
memory/3472-4-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3472-1-0x00000000003B0000-0x0000000000460000-memory.dmp

Filesize
704KB

Download
memory/3472-3-0x0000000004DE0000-0x0000000004E72000-memory.dmp

Filesize
584KB

Download
memory/3472-7-0x00000000747EE000-0x00000000747EF000-memory.dmp

Filesize
4KB

Download
memory/3472-13-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3472-10-0x00000000062B0000-0x000000000634C000-memory.dmp

Filesize
624KB

Download
memory/3472-2-0x0000000005480000-0x0000000005A24000-memory.dmp

Filesize
5.6MB

Download
memory/3472-6-0x0000000007A60000-0x0000000007A78000-memory.dmp

Filesize
96KB

Download
memory/3472-8-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3516-74-0x0000000007C90000-0x0000000007DE9000-memory.dmp

Filesize
1.3MB

Download
memory/3516-22-0x00000000026D0000-0x00000000027A1000-memory.dmp

Filesize
836KB

Download
memory/3516-69-0x00000000026D0000-0x00000000027A1000-memory.dmp

Filesize
836KB

Download
memory/3752-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3752-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3752-18-0x0000000001450000-0x0000000001464000-memory.dmp

Filesize
80KB

Download
memory/3752-14-0x0000000001950000-0x0000000001C9A000-memory.dmp

Filesize
3.3MB

Download