formbook | db32917171cc878328cc86ce2ef69bc1c7bfbc128bcd45de81bef7d8fffbc832

Analysis

max time kernel
147s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 14:16

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General

Target

PO 5904318664.exe
Size

1.1MB
MD5

6f2d96ba0d4390c620690fc4178253fb
SHA1

b0db06e17e4fd85b82aa6c36c2f924ae82a30e93
SHA256

d7b29a7bc7f922835157f0baaa0b8ad4804f8929d8d0606c214eb82803cab1dd
SHA512

17815d4aa738770b2b2c9ba838d99cd5056ad53e4045bd0091f4f3f3421bafb5a787e9ba062a04bef0a2f0c1408e7b44ad5e6fe353b1c1bcba51cec3767c61c1
SSDEEP

24576:ffmMv6Ckr7Mny5QLnzObQ1VrfIikdtJ8w143hd:f3v+7/5QLnC8PriB8CU

Score

10^/10

formbook e62s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e62s

Decoy

ellinksa.shop

uckyspinph.xyz

owdark.net

arriage-therapy-72241.bond

w7ijko4rv4p97b.top

heirbuzzwords.buzz

aspart.shop

ctivemail5-kagoya-com.info

shacertification9.shop

zitcd65k3.buzz

llkosoi.info

ru8.info

rhgtrdjdjykyetrdjftd.buzz

yschoollist.kiwi

oftfolio.online

rograma-de-almacen-2.online

oudoarms.top

mwquas.xyz

orjagaucha.website

nlinechat-mh.online

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/4580-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4580-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4088-12-0x0000000000DA0000-0x0000000000DCF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 996 set thread context of 4580	996	PO 5904318664.exe	82
PID 4580 set thread context of 3380	4580	svchost.exe	55
PID 4088 set thread context of 3380	4088	rundll32.exe	55

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO 5904318664.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
4580	svchost.exe
4580	svchost.exe
4580	svchost.exe
4580	svchost.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
996	PO 5904318664.exe
4580	svchost.exe
4580	svchost.exe
4580	svchost.exe
4088	rundll32.exe
4088	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4580	svchost.exe
Token: SeDebugPrivilege	4088	rundll32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 4580	996	PO 5904318664.exe	82
PID 996 wrote to memory of 4580	996	PO 5904318664.exe	82
PID 996 wrote to memory of 4580	996	PO 5904318664.exe	82
PID 996 wrote to memory of 4580	996	PO 5904318664.exe	82
PID 3380 wrote to memory of 4088	3380	Explorer.EXE	89
PID 3380 wrote to memory of 4088	3380	Explorer.EXE	89
PID 3380 wrote to memory of 4088	3380	Explorer.EXE	89
PID 4088 wrote to memory of 4404	4088	rundll32.exe	90
PID 4088 wrote to memory of 4404	4088	rundll32.exe	90
PID 4088 wrote to memory of 4404	4088	rundll32.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3380
- C:\Users\Admin\AppData\Local\Temp\PO 5904318664.exe
  "C:\Users\Admin\AppData\Local\Temp\PO 5904318664.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:996
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\PO 5904318664.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4580
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:988
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:3532
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2784
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2624
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:4884
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2788
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.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:4088
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4404

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

Replay Monitor

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Downloads

memory/996-2-0x0000000004340000-0x0000000004740000-memory.dmp

Filesize
4.0MB

Download
memory/3380-20-0x0000000008F50000-0x0000000009072000-memory.dmp

Filesize
1.1MB

Download
memory/3380-18-0x0000000008F50000-0x0000000009072000-memory.dmp

Filesize
1.1MB

Download
memory/3380-17-0x0000000008F50000-0x0000000009072000-memory.dmp

Filesize
1.1MB

Download
memory/3380-13-0x0000000008DF0000-0x0000000008F41000-memory.dmp

Filesize
1.3MB

Download
memory/3380-8-0x0000000008DF0000-0x0000000008F41000-memory.dmp

Filesize
1.3MB

Download
memory/4088-9-0x00000000006B0000-0x00000000006C4000-memory.dmp

Filesize
80KB

Download
memory/4088-11-0x00000000006B0000-0x00000000006C4000-memory.dmp

Filesize
80KB

Download
memory/4088-12-0x0000000000DA0000-0x0000000000DCF000-memory.dmp

Filesize
188KB

Download
memory/4580-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4580-7-0x0000000001F20000-0x0000000001F35000-memory.dmp

Filesize
84KB

Download
memory/4580-4-0x0000000001A00000-0x0000000001D4A000-memory.dmp

Filesize
3.3MB

Download
memory/4580-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download