formbook | 53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f

Analysis

max time kernel
149s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2024 02:39

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General

Target

53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe
Size

1.1MB
MD5

8f632eef9026f24d602275ec1db2a589
SHA1

d01171e5ccb31bd43ed3aa08dde8df90802115e6
SHA256

53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f
SHA512

9d3ed42b736de17b2f1bbf9823494bd9d26eb7aeb5e37acef8e0b7a3beae68494ab8393f6caf9b1cb127933062eb6227b0b044dd7e7ba7f66c60f149b92c8032
SSDEEP

24576:ffmMv6Ckr7Mny5QLKMe8FpezKWGJPAeiesb10:f3v+7/5QLKpK5WwIewZ0

Score

10^/10

formbook rn94 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.xyz

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2332-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2332-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/312-13-0x0000000000D20000-0x0000000000D4F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exesvchost.exeexplorer.exe

description	pid	Process	procid_target
PID 4816 set thread context of 2332	4816	53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe	87
PID 2332 set thread context of 3436	2332	svchost.exe	56
PID 312 set thread context of 3436	312	explorer.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 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

Processes:

53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exeexplorer.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

svchost.exeexplorer.exe

pid	Process
2332	svchost.exe
2332	svchost.exe
2332	svchost.exe
2332	svchost.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe
312	explorer.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exesvchost.exeexplorer.exe

pid	Process
4816	53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe
2332	svchost.exe
2332	svchost.exe
2332	svchost.exe
312	explorer.exe
312	explorer.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeexplorer.exeExplorer.EXE

description	pid	Process
Token: SeDebugPrivilege	2332	svchost.exe
Token: SeDebugPrivilege	312	explorer.exe
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3436	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exeExplorer.EXEexplorer.exe

description	pid	Process	procid_target
PID 4816 wrote to memory of 2332	4816	53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe	87
PID 4816 wrote to memory of 2332	4816	53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe	87
PID 4816 wrote to memory of 2332	4816	53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe	87
PID 4816 wrote to memory of 2332	4816	53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe	87
PID 3436 wrote to memory of 312	3436	Explorer.EXE	92
PID 3436 wrote to memory of 312	3436	Explorer.EXE	92
PID 3436 wrote to memory of 312	3436	Explorer.EXE	92
PID 312 wrote to memory of 532	312	explorer.exe	97
PID 312 wrote to memory of 532	312	explorer.exe	97
PID 312 wrote to memory of 532	312	explorer.exe	97

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Users\Admin\AppData\Local\Temp\53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe
  "C:\Users\Admin\AppData\Local\Temp\53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4816
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\53daafedffd7fad6a7ab9b6ac1e8e5d4994dfc68cd119178ef37d0aefb2a643f.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2332
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1348
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:5092
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2596
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2132
- 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:312
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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Downloads

memory/312-13-0x0000000000D20000-0x0000000000D4F000-memory.dmp

Filesize
188KB

Download
memory/312-11-0x00000000007E0000-0x0000000000C13000-memory.dmp

Filesize
4.2MB

Download
memory/312-10-0x00000000007E0000-0x0000000000C13000-memory.dmp

Filesize
4.2MB

Download
memory/2332-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2332-7-0x0000000000F80000-0x0000000000F95000-memory.dmp

Filesize
84KB

Download
memory/2332-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2332-4-0x0000000001600000-0x000000000194A000-memory.dmp

Filesize
3.3MB

Download
memory/3436-8-0x00000000028C0000-0x0000000002A6F000-memory.dmp

Filesize
1.7MB

Download
memory/3436-14-0x00000000028C0000-0x0000000002A6F000-memory.dmp

Filesize
1.7MB

Download
memory/3436-18-0x00000000086A0000-0x000000000882F000-memory.dmp

Filesize
1.6MB

Download
memory/3436-19-0x00000000086A0000-0x000000000882F000-memory.dmp

Filesize
1.6MB

Download
memory/3436-21-0x00000000086A0000-0x000000000882F000-memory.dmp

Filesize
1.6MB

Download
memory/4816-2-0x00000000042D0000-0x00000000046D0000-memory.dmp

Filesize
4.0MB

Download
memory/4816-12-0x00000000042D0000-0x00000000046D0000-memory.dmp

Filesize
4.0MB

Download