formbook | 7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2

General

Target

7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe
Size

678KB
MD5

faff8c18f098abe5b164c71391975ea0
SHA1

9c009fe9d80e397e1d4198fabf8939db199098e0
SHA256

7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2
SHA512

feb01db87d4603825ea825a090a513fc68bf06652ca7956979de1b2d4722bddd4a72b73850f1207006a0532fbca920dcac5d0a191120de9b4dc6ed30e5fabae6
SSDEEP

12288:V9isCwgqaVouV6KIEmxldpl1OsTOMofvDb0fo//KI4lMAj+SGnfo:V9jC/qaSucKI/h/OPfrb0+/KplMAjvGn

Score

10^/10

formbook rn10 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn10

Decoy

kedai168et.com

mental-olympics.com

pussybuildsstrongbones.net

857691.shop

hisellers.net

exposurecophotography.com

beaded-boutique.net

wednesdayholdings.com

plesacv.xyz

manonlineros.com

a0204.shop

333689g.com

dyprl716h.xyz

pulseirabet.com

fnet.work

bo-2024-001-v1-d1.xyz

ongaurdsecurity.com

giulianacristini.com

miladamani.com

magicalrealmshopkeeper.online

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2596-13-0x0000000000400000-0x000000000042F000-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
2784	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2420 set thread context of 2596	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2552	2596	WerFault.exe	32

System Location Discovery: System Language Discovery 1 TTPs 3 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	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2784	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2784	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	30
PID 2420 wrote to memory of 2784	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	30
PID 2420 wrote to memory of 2784	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	30
PID 2420 wrote to memory of 2784	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	30
PID 2420 wrote to memory of 2596	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	32
PID 2420 wrote to memory of 2596	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	32
PID 2420 wrote to memory of 2596	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	32
PID 2420 wrote to memory of 2596	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	32
PID 2420 wrote to memory of 2596	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	32
PID 2420 wrote to memory of 2596	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	32
PID 2420 wrote to memory of 2596	2420	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	32
PID 2596 wrote to memory of 2552	2596	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	33
PID 2596 wrote to memory of 2552	2596	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	33
PID 2596 wrote to memory of 2552	2596	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	33
PID 2596 wrote to memory of 2552	2596	7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe	33

C:\Users\Admin\AppData\Local\Temp\7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe
"C:\Users\Admin\AppData\Local\Temp\7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- 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\7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2784
- C:\Users\Admin\AppData\Local\Temp\7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe
  "C:\Users\Admin\AppData\Local\Temp\7fb1caac122f0f3640e234a54256f2a97b44bdd0881124191c352c7e797b7dc2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 36
    3⤵
    - Program crash
    PID:2552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2420-6-0x0000000000520000-0x0000000000530000-memory.dmp

Filesize
64KB

Download
memory/2420-1-0x0000000000E30000-0x0000000000EE0000-memory.dmp

Filesize
704KB

Download
memory/2420-2-0x0000000074200000-0x00000000748EE000-memory.dmp

Filesize
6.9MB

Download
memory/2420-3-0x0000000000510000-0x0000000000522000-memory.dmp

Filesize
72KB

Download
memory/2420-4-0x000000007420E000-0x000000007420F000-memory.dmp

Filesize
4KB

Download
memory/2420-5-0x0000000074200000-0x00000000748EE000-memory.dmp

Filesize
6.9MB

Download
memory/2420-0-0x000000007420E000-0x000000007420F000-memory.dmp

Filesize
4KB

Download
memory/2420-7-0x0000000004B40000-0x0000000004BB6000-memory.dmp

Filesize
472KB

Download
memory/2420-14-0x0000000074200000-0x00000000748EE000-memory.dmp

Filesize
6.9MB

Download
memory/2596-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2596-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2596-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2596-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

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