formbook | c8500adf5318aa42e5cfe9d6efe18d328538a6d8b36765d68820d2b99c3c9626

Analysis

max time kernel
150s
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
02-09-2024 07:05

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General

Target

RFQOCEAN5645457788.scr.exe
Size

698KB
MD5

37deb8c1285c7787fe88a51b5064a435
SHA1

e1b6a0133717759f4eff3072b3930996004df498
SHA256

c8500adf5318aa42e5cfe9d6efe18d328538a6d8b36765d68820d2b99c3c9626
SHA512

178bad353bf4b837a743f972bde48a357a48c0d747a5ea23294030811eef60f5fac02a3f0cfe7c50e27a2d0eaeb9f3144ecd8aeb6c3684cae8acbf5782c7521e
SSDEEP

12288:aGZKzvFdBKYvI8TNmO6y4l22pStzZrwV7FD+j6o7jTFUNPkR:EdO6NN74lj8zRwV7AXnFUNK

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 4 IoCs

rat

resource	yara_rule
behavioral2/memory/464-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/464-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/464-67-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4296-73-0x0000000001090000-0x00000000010BF000-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
1752	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	RFQOCEAN5645457788.scr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 5084 set thread context of 464	5084	RFQOCEAN5645457788.scr.exe	95
PID 464 set thread context of 3504	464	RegSvcs.exe	56
PID 464 set thread context of 3504	464	RegSvcs.exe	56
PID 4296 set thread context of 3504	4296	colorcpl.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	RFQOCEAN5645457788.scr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
464	RegSvcs.exe
464	RegSvcs.exe
464	RegSvcs.exe
464	RegSvcs.exe
1752	powershell.exe
1752	powershell.exe
464	RegSvcs.exe
464	RegSvcs.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe
4296	colorcpl.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
464	RegSvcs.exe
464	RegSvcs.exe
464	RegSvcs.exe
464	RegSvcs.exe
4296	colorcpl.exe
4296	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	464	RegSvcs.exe
Token: SeDebugPrivilege	1752	powershell.exe
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE
Token: SeDebugPrivilege	4296	colorcpl.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3504	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 1752	5084	RFQOCEAN5645457788.scr.exe	93
PID 5084 wrote to memory of 1752	5084	RFQOCEAN5645457788.scr.exe	93
PID 5084 wrote to memory of 1752	5084	RFQOCEAN5645457788.scr.exe	93
PID 5084 wrote to memory of 464	5084	RFQOCEAN5645457788.scr.exe	95
PID 5084 wrote to memory of 464	5084	RFQOCEAN5645457788.scr.exe	95
PID 5084 wrote to memory of 464	5084	RFQOCEAN5645457788.scr.exe	95
PID 5084 wrote to memory of 464	5084	RFQOCEAN5645457788.scr.exe	95
PID 5084 wrote to memory of 464	5084	RFQOCEAN5645457788.scr.exe	95
PID 5084 wrote to memory of 464	5084	RFQOCEAN5645457788.scr.exe	95
PID 3504 wrote to memory of 4296	3504	Explorer.EXE	96
PID 3504 wrote to memory of 4296	3504	Explorer.EXE	96
PID 3504 wrote to memory of 4296	3504	Explorer.EXE	96
PID 4296 wrote to memory of 5072	4296	colorcpl.exe	97
PID 4296 wrote to memory of 5072	4296	colorcpl.exe	97
PID 4296 wrote to memory of 5072	4296	colorcpl.exe	97

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3504
- C:\Users\Admin\AppData\Local\Temp\RFQOCEAN5645457788.scr.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQOCEAN5645457788.scr.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5084
- - 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\RFQOCEAN5645457788.scr.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1752
- - 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:464
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.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:4296
- - 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:5072

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gjo4ccfv.i5h.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/464-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/464-67-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/464-68-0x0000000003290000-0x00000000032A4000-memory.dmp

Filesize
80KB

Download
memory/464-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/464-18-0x00000000014F0000-0x0000000001504000-memory.dmp

Filesize
80KB

Download
memory/464-13-0x0000000001550000-0x000000000189A000-memory.dmp

Filesize
3.3MB

Download
memory/1752-36-0x0000000006740000-0x000000000675E000-memory.dmp

Filesize
120KB

Download
memory/1752-40-0x0000000074FD0000-0x0000000075780000-memory.dmp

Filesize
7.7MB

Download
memory/1752-65-0x0000000074FD0000-0x0000000075780000-memory.dmp

Filesize
7.7MB

Download
memory/1752-62-0x0000000007D80000-0x0000000007D88000-memory.dmp

Filesize
32KB

Download
memory/1752-61-0x0000000007DA0000-0x0000000007DBA000-memory.dmp

Filesize
104KB

Download
memory/1752-60-0x0000000007CA0000-0x0000000007CB4000-memory.dmp

Filesize
80KB

Download
memory/1752-59-0x0000000007C90000-0x0000000007C9E000-memory.dmp

Filesize
56KB

Download
memory/1752-21-0x0000000005890000-0x0000000005EB8000-memory.dmp

Filesize
6.2MB

Download
memory/1752-20-0x0000000074FDE000-0x0000000074FDF000-memory.dmp

Filesize
4KB

Download
memory/1752-58-0x0000000007C60000-0x0000000007C71000-memory.dmp

Filesize
68KB

Download
memory/1752-57-0x0000000007CE0000-0x0000000007D76000-memory.dmp

Filesize
600KB

Download
memory/1752-56-0x0000000007AD0000-0x0000000007ADA000-memory.dmp

Filesize
40KB

Download
memory/1752-16-0x0000000002E90000-0x0000000002EC6000-memory.dmp

Filesize
216KB

Download
memory/1752-22-0x0000000074FD0000-0x0000000075780000-memory.dmp

Filesize
7.7MB

Download
memory/1752-23-0x0000000005FC0000-0x0000000005FE2000-memory.dmp

Filesize
136KB

Download
memory/1752-25-0x00000000060D0000-0x0000000006136000-memory.dmp

Filesize
408KB

Download
memory/1752-24-0x0000000006060000-0x00000000060C6000-memory.dmp

Filesize
408KB

Download
memory/1752-55-0x0000000007A60000-0x0000000007A7A000-memory.dmp

Filesize
104KB

Download
memory/1752-35-0x0000000006140000-0x0000000006494000-memory.dmp

Filesize
3.3MB

Download
memory/1752-54-0x00000000080A0000-0x000000000871A000-memory.dmp

Filesize
6.5MB

Download
memory/1752-37-0x00000000067D0000-0x000000000681C000-memory.dmp

Filesize
304KB

Download
memory/1752-39-0x0000000070DF0000-0x0000000070E3C000-memory.dmp

Filesize
304KB

Download
memory/1752-38-0x00000000076E0000-0x0000000007712000-memory.dmp

Filesize
200KB

Download
memory/1752-52-0x0000000074FD0000-0x0000000075780000-memory.dmp

Filesize
7.7MB

Download
memory/1752-51-0x00000000076C0000-0x00000000076DE000-memory.dmp

Filesize
120KB

Download
memory/1752-50-0x0000000074FD0000-0x0000000075780000-memory.dmp

Filesize
7.7MB

Download
memory/1752-53-0x0000000007720000-0x00000000077C3000-memory.dmp

Filesize
652KB

Download
memory/3504-19-0x00000000089D0000-0x0000000008B49000-memory.dmp

Filesize
1.5MB

Download
memory/3504-76-0x0000000008B50000-0x0000000008C86000-memory.dmp

Filesize
1.2MB

Download
memory/3504-74-0x0000000007240000-0x0000000007302000-memory.dmp

Filesize
776KB

Download
memory/3504-69-0x00000000089D0000-0x0000000008B49000-memory.dmp

Filesize
1.5MB

Download
memory/3504-70-0x0000000007240000-0x0000000007302000-memory.dmp

Filesize
776KB

Download
memory/4296-71-0x0000000000C90000-0x0000000000CA9000-memory.dmp

Filesize
100KB

Download
memory/4296-72-0x0000000000C90000-0x0000000000CA9000-memory.dmp

Filesize
100KB

Download
memory/4296-73-0x0000000001090000-0x00000000010BF000-memory.dmp

Filesize
188KB

Download
memory/5084-4-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-10-0x00000000066B0000-0x000000000674C000-memory.dmp

Filesize
624KB

Download
memory/5084-9-0x0000000006430000-0x00000000064A6000-memory.dmp

Filesize
472KB

Download
memory/5084-5-0x0000000005370000-0x000000000537A000-memory.dmp

Filesize
40KB

Download
memory/5084-14-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-2-0x0000000005780000-0x0000000005D24000-memory.dmp

Filesize
5.6MB

Download
memory/5084-1-0x0000000000780000-0x0000000000830000-memory.dmp

Filesize
704KB

Download
memory/5084-8-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-7-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

Filesize
4KB

Download
memory/5084-6-0x0000000007F20000-0x0000000007F38000-memory.dmp

Filesize
96KB

Download
memory/5084-3-0x00000000051D0000-0x0000000005262000-memory.dmp

Filesize
584KB

Download
memory/5084-0-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

Filesize
4KB

Download