formbook | a0106cd24a942e7defec9c5dd3d49cee35d8c073af5f922f24d2e4bbdf610b08

Analysis

max time kernel
145s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01-09-2024 01:47

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General

Target

Payment Slip copy.scr
Size

618KB
MD5

9516fc51941956b460ca13cce642284f
SHA1

dd0844cffa29d997465067f127d850a9924768cf
SHA256

795a83d84b04c245a8b0ad9221ea20a4635ad6654f22d533f499a5523ee2fe71
SHA512

69e33849cf1631d2f998a7c3f168eea0de7065f5acd7c246f32e85e28cd2aa129918cb59f19b6227829bb4bc1d89c197547db683bfaa54af3dadd2106d4c94ec
SSDEEP

12288:2U+ovYgcf3FgNsOS86CKLlxO9D78qp/+lXvk1yxmnInyroBrFBGkJmAiyUkR:x+oBcf3mNsODp2lX8Ym58BrnGkIANT

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
behavioral1/memory/2668-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2668-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2668-26-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2444-28-0x0000000000080000-0x00000000000AF000-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
2324	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2912 set thread context of 2668	2912	Payment Slip copy.scr	32
PID 2668 set thread context of 1120	2668	RegSvcs.exe	20
PID 2668 set thread context of 1120	2668	RegSvcs.exe	20
PID 2444 set thread context of 1120	2444	ipconfig.exe	20

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	Payment Slip copy.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2444	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
2668	RegSvcs.exe
2668	RegSvcs.exe
2324	powershell.exe
2668	RegSvcs.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe
2444	ipconfig.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2668	RegSvcs.exe
2668	RegSvcs.exe
2668	RegSvcs.exe
2668	RegSvcs.exe
2444	ipconfig.exe
2444	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2668	RegSvcs.exe
Token: SeDebugPrivilege	2324	powershell.exe
Token: SeDebugPrivilege	2444	ipconfig.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2324	2912	Payment Slip copy.scr	30
PID 2912 wrote to memory of 2324	2912	Payment Slip copy.scr	30
PID 2912 wrote to memory of 2324	2912	Payment Slip copy.scr	30
PID 2912 wrote to memory of 2324	2912	Payment Slip copy.scr	30
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 2912 wrote to memory of 2668	2912	Payment Slip copy.scr	32
PID 1120 wrote to memory of 2444	1120	Explorer.EXE	59
PID 1120 wrote to memory of 2444	1120	Explorer.EXE	59
PID 1120 wrote to memory of 2444	1120	Explorer.EXE	59
PID 1120 wrote to memory of 2444	1120	Explorer.EXE	59
PID 2444 wrote to memory of 1116	2444	ipconfig.exe	60
PID 2444 wrote to memory of 1116	2444	ipconfig.exe	60
PID 2444 wrote to memory of 1116	2444	ipconfig.exe	60
PID 2444 wrote to memory of 1116	2444	ipconfig.exe	60

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1120
- C:\Users\Admin\AppData\Local\Temp\Payment Slip copy.scr
  "C:\Users\Admin\AppData\Local\Temp\Payment Slip copy.scr" /S
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2912
- - 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\Payment Slip copy.scr"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2324
- - 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:2668
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1892
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2644
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2652
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2528
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2700
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2536
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2480
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2488
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1616
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2520
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2552
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1860
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1356
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2888
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2896
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2964
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2052
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2292
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2492
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2260
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1920
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2376
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1652
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1608
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2364
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1404
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2444
- - 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:1116

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

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

memory/1120-16-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1120-19-0x0000000006660000-0x0000000006792000-memory.dmp

Filesize
1.2MB

Download
memory/2444-28-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2444-27-0x00000000008C0000-0x00000000008CA000-memory.dmp

Filesize
40KB

Download
memory/2668-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-17-0x0000000000880000-0x0000000000B83000-memory.dmp

Filesize
3.0MB

Download
memory/2668-26-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2668-18-0x0000000000220000-0x0000000000234000-memory.dmp

Filesize
80KB

Download
memory/2668-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2668-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2668-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2668-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2912-4-0x0000000000590000-0x00000000005A8000-memory.dmp

Filesize
96KB

Download
memory/2912-5-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/2912-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/2912-3-0x0000000001130000-0x00000000011CA000-memory.dmp

Filesize
616KB

Download
memory/2912-7-0x0000000004E60000-0x0000000004ED6000-memory.dmp

Filesize
472KB

Download
memory/2912-21-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2912-6-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2912-2-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2912-1-0x00000000013D0000-0x000000000146C000-memory.dmp

Filesize
624KB

Download