formbook | 9960236e7b8167ec9b3ebc5426392923b89f58763b83c914bd34bfd93ad8aaab

Analysis

max time kernel
148s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 21:10

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General

Target

zelIxbPSWok3YNl.exe
Size

710KB
MD5

f474a217c3aef6a4bc1294999edb5dec
SHA1

9914f3823ac23b0fc0989651e94c71c729a04825
SHA256

9960236e7b8167ec9b3ebc5426392923b89f58763b83c914bd34bfd93ad8aaab
SHA512

74913c665b8e1fe183a3fa5809dbf58644f64d1548be9a1512c300235b77f3a4665ad5c5a9c7896c9bf55add0054efa2f0ea1070a3e4958da0a4dc730b9ea9f8
SSDEEP

12288:9mlKWNu9Qetd4HIPM5b+RBKrv1tKT50H0SU9CT+zOs3BArx3/fs7z1v:9WpMsb5bYmve5b9CT+6mBArN/E7

Score

10^/10

formbook d16h discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d16h

Decoy

iki-graphy.online

l8z8c.vip

1709.asia

inematography-course-72246.bond

pis3noe2e.sbs

wernv.xyz

ovepepe.xyz

ama-online.world

ookmouse.fun

harkclothingdesigns.xyz

bbvvjuiqew.bond

sed-cars-93620.bond

esgateeganhe.shop

cekmeledak.info

ebulahorizon.buzz

peakers-92991.bond

essislotgoal16.top

hafi.biz

ichunyang.club

lrica.net

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/4492-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4492-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3000-23-0x0000000000960000-0x000000000098F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2588 set thread context of 4492	2588	zelIxbPSWok3YNl.exe	86
PID 4492 set thread context of 3404	4492	zelIxbPSWok3YNl.exe	55
PID 3000 set thread context of 3404	3000	netsh.exe	55

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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zelIxbPSWok3YNl.exe

Suspicious behavior: EnumeratesProcesses 56 IoCs

pid	Process
4492	zelIxbPSWok3YNl.exe
4492	zelIxbPSWok3YNl.exe
4492	zelIxbPSWok3YNl.exe
4492	zelIxbPSWok3YNl.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe
3000	netsh.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4492	zelIxbPSWok3YNl.exe
4492	zelIxbPSWok3YNl.exe
4492	zelIxbPSWok3YNl.exe
3000	netsh.exe
3000	netsh.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4492	zelIxbPSWok3YNl.exe
Token: SeDebugPrivilege	3000	netsh.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3404	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 4492	2588	zelIxbPSWok3YNl.exe	86
PID 2588 wrote to memory of 4492	2588	zelIxbPSWok3YNl.exe	86
PID 2588 wrote to memory of 4492	2588	zelIxbPSWok3YNl.exe	86
PID 2588 wrote to memory of 4492	2588	zelIxbPSWok3YNl.exe	86
PID 2588 wrote to memory of 4492	2588	zelIxbPSWok3YNl.exe	86
PID 2588 wrote to memory of 4492	2588	zelIxbPSWok3YNl.exe	86
PID 3404 wrote to memory of 3000	3404	Explorer.EXE	87
PID 3404 wrote to memory of 3000	3404	Explorer.EXE	87
PID 3404 wrote to memory of 3000	3404	Explorer.EXE	87
PID 3000 wrote to memory of 1452	3000	netsh.exe	90
PID 3000 wrote to memory of 1452	3000	netsh.exe	90
PID 3000 wrote to memory of 1452	3000	netsh.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Users\Admin\AppData\Local\Temp\zelIxbPSWok3YNl.exe
  "C:\Users\Admin\AppData\Local\Temp\zelIxbPSWok3YNl.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Users\Admin\AppData\Local\Temp\zelIxbPSWok3YNl.exe
    "C:\Users\Admin\AppData\Local\Temp\zelIxbPSWok3YNl.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4492
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.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:\Users\Admin\AppData\Local\Temp\zelIxbPSWok3YNl.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2588-6-0x0000000004E00000-0x0000000004E9C000-memory.dmp

Filesize
624KB

Download
memory/2588-1-0x00000000000D0000-0x0000000000188000-memory.dmp

Filesize
736KB

Download
memory/2588-2-0x0000000004B20000-0x0000000004BB2000-memory.dmp

Filesize
584KB

Download
memory/2588-3-0x0000000005170000-0x0000000005714000-memory.dmp

Filesize
5.6MB

Download
memory/2588-5-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/2588-4-0x0000000004D40000-0x0000000004D4A000-memory.dmp

Filesize
40KB

Download
memory/2588-14-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/2588-7-0x0000000006290000-0x0000000006320000-memory.dmp

Filesize
576KB

Download
memory/2588-8-0x0000000006320000-0x0000000006338000-memory.dmp

Filesize
96KB

Download
memory/2588-9-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/2588-10-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/2588-11-0x00000000060E0000-0x0000000006156000-memory.dmp

Filesize
472KB

Download
memory/2588-0-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/3000-20-0x00000000010D0000-0x00000000010EE000-memory.dmp

Filesize
120KB

Download
memory/3000-22-0x00000000010D0000-0x00000000010EE000-memory.dmp

Filesize
120KB

Download
memory/3000-23-0x0000000000960000-0x000000000098F000-memory.dmp

Filesize
188KB

Download
memory/3404-19-0x0000000008B90000-0x0000000008D33000-memory.dmp

Filesize
1.6MB

Download
memory/3404-24-0x0000000008B90000-0x0000000008D33000-memory.dmp

Filesize
1.6MB

Download
memory/3404-28-0x0000000002B40000-0x0000000002C15000-memory.dmp

Filesize
852KB

Download
memory/3404-29-0x0000000002B40000-0x0000000002C15000-memory.dmp

Filesize
852KB

Download
memory/3404-31-0x0000000002B40000-0x0000000002C15000-memory.dmp

Filesize
852KB

Download
memory/4492-15-0x00000000017B0000-0x0000000001AFA000-memory.dmp

Filesize
3.3MB

Download
memory/4492-18-0x00000000016A0000-0x00000000016B4000-memory.dmp

Filesize
80KB

Download
memory/4492-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4492-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download