formbook | 8a8a6874ee88c0750227c5e14eb9e32cee847ce303c1b9aa110b02eea8f43188

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28/12/2024, 22:52

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General

Target

ORDEN DE COMPRA .pdF.exe
Size

913KB
MD5

5f3bb9b37ca94a6d7ac4251b311f3411
SHA1

125ebf52ebcee4dfcd2225a3ee79b4e91a835cb2
SHA256

eb9a61f2196306679a282ab81f0f8a480a5c57aedeb20886d122fe044556eb87
SHA512

37c22de1774db86d49c0fe86da7a4ae0496c20749b82870df433e8e3f7e4ecbc14e73bbc9ed2cf7d6ee33ed16a88453c1e23788b056087a5267c136541ca0ed6
SSDEEP

12288:/RV/+MaZ03sgX5kZqDVfldxoSdWN5+H8HJzk5DtEJ2u:p9+UdkZqDVzxhMUH8pyb

Score

10^/10

formbook de19 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

de19

Decoy

predictivemedicine.life

coloringforthepeople.com

project154.com

usmmexchange.com

bootzxon.com

chaoge730.com

thenaci.com

moviestarplent.com

musicallyengaged.com

sneakerspark.net

yudist.com

apqrcx.xyz

traceless.tel

guardlanavionics.com

usadogrights.com

openei.club

aventusluxury.com

telewebin.com

godrej-threeparks.net

solbysol.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook family
formbook

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral3/memory/2544-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral3/memory/3000-26-0x0000000000080000-0x00000000000AF000-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
2440	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2288 set thread context of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2544 set thread context of 1228	2544	RegSvcs.exe	21
PID 3000 set thread context of 1228	3000	explorer.exe	21

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 5 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ORDEN DE COMPRA .pdF.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2876	schtasks.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2288	ORDEN DE COMPRA .pdF.exe
2288	ORDEN DE COMPRA .pdF.exe
2288	ORDEN DE COMPRA .pdF.exe
2288	ORDEN DE COMPRA .pdF.exe
2288	ORDEN DE COMPRA .pdF.exe
2288	ORDEN DE COMPRA .pdF.exe
2544	RegSvcs.exe
2544	RegSvcs.exe
2440	powershell.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe
3000	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2544	RegSvcs.exe
2544	RegSvcs.exe
2544	RegSvcs.exe
3000	explorer.exe
3000	explorer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2288	ORDEN DE COMPRA .pdF.exe
Token: SeDebugPrivilege	2544	RegSvcs.exe
Token: SeDebugPrivilege	2440	powershell.exe
Token: SeDebugPrivilege	3000	explorer.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 2440	2288	ORDEN DE COMPRA .pdF.exe	31
PID 2288 wrote to memory of 2440	2288	ORDEN DE COMPRA .pdF.exe	31
PID 2288 wrote to memory of 2440	2288	ORDEN DE COMPRA .pdF.exe	31
PID 2288 wrote to memory of 2440	2288	ORDEN DE COMPRA .pdF.exe	31
PID 2288 wrote to memory of 2876	2288	ORDEN DE COMPRA .pdF.exe	33
PID 2288 wrote to memory of 2876	2288	ORDEN DE COMPRA .pdF.exe	33
PID 2288 wrote to memory of 2876	2288	ORDEN DE COMPRA .pdF.exe	33
PID 2288 wrote to memory of 2876	2288	ORDEN DE COMPRA .pdF.exe	33
PID 2288 wrote to memory of 2720	2288	ORDEN DE COMPRA .pdF.exe	35
PID 2288 wrote to memory of 2720	2288	ORDEN DE COMPRA .pdF.exe	35
PID 2288 wrote to memory of 2720	2288	ORDEN DE COMPRA .pdF.exe	35
PID 2288 wrote to memory of 2720	2288	ORDEN DE COMPRA .pdF.exe	35
PID 2288 wrote to memory of 2720	2288	ORDEN DE COMPRA .pdF.exe	35
PID 2288 wrote to memory of 2720	2288	ORDEN DE COMPRA .pdF.exe	35
PID 2288 wrote to memory of 2720	2288	ORDEN DE COMPRA .pdF.exe	35
PID 2288 wrote to memory of 2808	2288	ORDEN DE COMPRA .pdF.exe	36
PID 2288 wrote to memory of 2808	2288	ORDEN DE COMPRA .pdF.exe	36
PID 2288 wrote to memory of 2808	2288	ORDEN DE COMPRA .pdF.exe	36
PID 2288 wrote to memory of 2808	2288	ORDEN DE COMPRA .pdF.exe	36
PID 2288 wrote to memory of 2808	2288	ORDEN DE COMPRA .pdF.exe	36
PID 2288 wrote to memory of 2808	2288	ORDEN DE COMPRA .pdF.exe	36
PID 2288 wrote to memory of 2808	2288	ORDEN DE COMPRA .pdF.exe	36
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 2288 wrote to memory of 2544	2288	ORDEN DE COMPRA .pdF.exe	37
PID 1228 wrote to memory of 3000	1228	Explorer.EXE	38
PID 1228 wrote to memory of 3000	1228	Explorer.EXE	38
PID 1228 wrote to memory of 3000	1228	Explorer.EXE	38
PID 1228 wrote to memory of 3000	1228	Explorer.EXE	38
PID 3000 wrote to memory of 964	3000	explorer.exe	39
PID 3000 wrote to memory of 964	3000	explorer.exe	39
PID 3000 wrote to memory of 964	3000	explorer.exe	39
PID 3000 wrote to memory of 964	3000	explorer.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA .pdF.exe
  "C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA .pdF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2288
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vorOrB.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2440
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vorOrB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp98B7.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2876
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2720
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2808
- - 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:2544
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.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:3000
- - 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:964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp98B7.tmp

Filesize
1KB

MD5
86f47103dcef272266c01f70edb520de

SHA1
8c3a22f0d9a803e983bbe043d5f8b0bdc898b5a2

SHA256
ba820dd626a3f2887cab07eed3eb96d3f75d45a0853e952ea7773b395e9c9dfb

SHA512
8019b85645d326a0d7c8e6285c8d4f7e9c6dabec88e5e5562337fe6d77d84c3b99e10db2394944a64bcd418a373974682700666463dfd4393a1e02a67704f972

Download Submit
memory/1228-28-0x0000000003E00000-0x0000000004000000-memory.dmp

Filesize
2.0MB

Download
memory/1228-24-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2288-4-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/2288-22-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Filesize
6.9MB

Download
memory/2288-5-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Filesize
6.9MB

Download
memory/2288-6-0x00000000003C0000-0x00000000003CC000-memory.dmp

Filesize
48KB

Download
memory/2288-7-0x0000000005080000-0x000000000510E000-memory.dmp

Filesize
568KB

Download
memory/2288-3-0x0000000000510000-0x0000000000528000-memory.dmp

Filesize
96KB

Download
memory/2288-13-0x0000000005E90000-0x0000000005EC4000-memory.dmp

Filesize
208KB

Download
memory/2288-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/2288-1-0x0000000000D70000-0x0000000000E5A000-memory.dmp

Filesize
936KB

Download
memory/2288-2-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Filesize
6.9MB

Download
memory/2544-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2544-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2544-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2544-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3000-25-0x0000000000660000-0x00000000008E1000-memory.dmp

Filesize
2.5MB

Download
memory/3000-26-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download