formbook | c1c6e0884f5967c55b952c06f9e6f183e51aae571c6c5c7574998ed1dfc6e4d9

Analysis

max time kernel
148s
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
01-09-2024 01:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
Size

1.1MB
MD5

606756c712cb86af9ce0ec454fe92c99
SHA1

7d5000c5d2a1b5b88039994db9dfa17941170c0c
SHA256

594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730
SHA512

58354f340dc460275137fb25fd175e4cd52a4dcb40f750007a5ba5c68b13a2f5083a372210f5cfb80cd91c8700f425f7bdb37eecdc626b5feb829ecd43151ba3
SSDEEP

24576:utb20pkaCqT5TBWgNQ7aK3ngGxIKLgh06A:bVg5tQ7ainPxIK35

Score

10^/10

formbook bi05 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bi05

Decoy

ollow-the-bit.online

aopho.autos

14ra567dp.autos

48651301.top

ussian-dating-54714.bond

sychology-degree-80838.bond

lytracker.xyz

strology-forest.sbs

swjbcl3.top

ridgenexttechnologies.partners

lroy.sbs

kyscreen.vip

anhit.live

uckyheart.xyz

orddserials.online

hetune.shop

nherited-traits-ant.bond

stanaslot-1.xyz

sychologist-therapy-36914.bond

iandramonami.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/4440-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4440-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3676-20-0x0000000000CD0000-0x0000000000CFF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4580 set thread context of 4440	4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe	94
PID 4440 set thread context of 3440	4440	svchost.exe	56
PID 3676 set thread context of 3440	3676	ipconfig.exe	56

Program crash 1 IoCs

pid	pid_target	Process	procid_target
824	4580	WerFault.exe	90

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	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3676	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4440	svchost.exe
4440	svchost.exe
4440	svchost.exe
4440	svchost.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe
3676	ipconfig.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
4440	svchost.exe
4440	svchost.exe
4440	svchost.exe
3676	ipconfig.exe
3676	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

description	pid	Process
Token: SeDebugPrivilege	4440	svchost.exe
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeDebugPrivilege	3676	ipconfig.exe
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
3440	Explorer.EXE
3440	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3440	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 4440	4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe	94
PID 4580 wrote to memory of 4440	4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe	94
PID 4580 wrote to memory of 4440	4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe	94
PID 4580 wrote to memory of 4440	4580	594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe	94
PID 3440 wrote to memory of 3676	3440	Explorer.EXE	98
PID 3440 wrote to memory of 3676	3440	Explorer.EXE	98
PID 3440 wrote to memory of 3676	3440	Explorer.EXE	98
PID 3676 wrote to memory of 4284	3676	ipconfig.exe	103
PID 3676 wrote to memory of 4284	3676	ipconfig.exe	103
PID 3676 wrote to memory of 4284	3676	ipconfig.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3440
- C:\Users\Admin\AppData\Local\Temp\594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe
  "C:\Users\Admin\AppData\Local\Temp\594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:4580
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 720
    3⤵
    - Program crash
    PID:824
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3676
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4580 -ip 4580
1⤵
PID:2072

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4276,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=4308 /prefetch:8
1⤵
PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

Loading Replay Monitor...

Downloads

memory/3440-21-0x0000000007FE0000-0x000000000814C000-memory.dmp

Filesize
1.4MB

Download
memory/3440-27-0x00000000084C0000-0x0000000008617000-memory.dmp

Filesize
1.3MB

Download
memory/3440-26-0x00000000084C0000-0x0000000008617000-memory.dmp

Filesize
1.3MB

Download
memory/3440-24-0x00000000084C0000-0x0000000008617000-memory.dmp

Filesize
1.3MB

Download
memory/3440-17-0x0000000007FE0000-0x000000000814C000-memory.dmp

Filesize
1.4MB

Download
memory/3676-18-0x0000000000060000-0x000000000006B000-memory.dmp

Filesize
44KB

Download
memory/3676-19-0x0000000000060000-0x000000000006B000-memory.dmp

Filesize
44KB

Download
memory/3676-20-0x0000000000CD0000-0x0000000000CFF000-memory.dmp

Filesize
188KB

Download
memory/4440-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4440-16-0x0000000002100000-0x0000000002114000-memory.dmp

Filesize
80KB

Download
memory/4440-13-0x0000000001C00000-0x0000000001F4A000-memory.dmp

Filesize
3.3MB

Download
memory/4440-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4580-11-0x0000000003D50000-0x0000000003D54000-memory.dmp

Filesize
16KB

Download