formbook | 8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2024 01:54

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General

Target

8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe
Size

1.1MB
MD5

204bf0a40413ca96504ed28e4f61190f
SHA1

b1dd9e5ee4c999d61a281528cbeb162fc81449bd
SHA256

8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d
SHA512

aedac199e7bf78bbf19a84103d4b72deab78014d59c061e2394bfc84e5722bdb52e814d938d6dc62094c1300e4b581ba91cd2097bcf608969b5d4aa2bbecb835
SSDEEP

24576:YAHnh+eWsN3skA4RV1Hom2KXMmHaBVGyfQIkgNvppD/H5:fh+ZkldoPK8YaBg+kgNvnDR

Score

10^/10

formbook e23y discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e23y

Decoy

stiloeconforto.shop

79nn470gl.autos

ffg.autos

elix-saaac.buzz

tlasbet88win.sbs

inoliga.app

777.fun

avada-ga-3.press

avandakitchen.online

61ep864tr.autos

igitalonlineseva.online

ar-deals-15908.bond

sqqpkv.pro

368i8rnoy.xyz

lxspinsenin.lol

9y204r7eo.sbs

toptalkingaboutit.net

eeplab.xyz

filmyhit.vip

athroom-remodeling-59089.bond

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/2572-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2572-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3528-22-0x00000000012C0000-0x00000000012EF000-memory.dmp	formbook
behavioral2/memory/3528-24-0x00000000012C0000-0x00000000012EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5004 set thread context of 2572	5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe	86
PID 2572 set thread context of 3420	2572	svchost.exe	56
PID 3528 set thread context of 3420	3528	msiexec.exe	56

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	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
2572	svchost.exe
2572	svchost.exe
2572	svchost.exe
2572	svchost.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe
3528	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe
2572	svchost.exe
2572	svchost.exe
2572	svchost.exe
3528	msiexec.exe
3528	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2572	svchost.exe
Token: SeDebugPrivilege	3528	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe
5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe
5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3420	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 5004 wrote to memory of 2572	5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe	86
PID 5004 wrote to memory of 2572	5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe	86
PID 5004 wrote to memory of 2572	5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe	86
PID 5004 wrote to memory of 2572	5004	8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe	86
PID 3420 wrote to memory of 3528	3420	Explorer.EXE	87
PID 3420 wrote to memory of 3528	3420	Explorer.EXE	87
PID 3420 wrote to memory of 3528	3420	Explorer.EXE	87
PID 3528 wrote to memory of 1356	3528	msiexec.exe	88
PID 3528 wrote to memory of 1356	3528	msiexec.exe	88
PID 3528 wrote to memory of 1356	3528	msiexec.exe	88

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Users\Admin\AppData\Local\Temp\8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe
  "C:\Users\Admin\AppData\Local\Temp\8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.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:5004
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\8fde044b46296592bf2bdd606aeed873d0a56ef2343b36a49b3fa1d25326864d.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2572
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:3528
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1356

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/2572-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2572-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2572-12-0x0000000001C00000-0x0000000001F4A000-memory.dmp

Filesize
3.3MB

Download
memory/2572-15-0x0000000001980000-0x0000000001994000-memory.dmp

Filesize
80KB

Download
memory/3420-25-0x00000000034E0000-0x00000000035AA000-memory.dmp

Filesize
808KB

Download
memory/3420-16-0x00000000034E0000-0x00000000035AA000-memory.dmp

Filesize
808KB

Download
memory/3420-30-0x0000000008880000-0x0000000008937000-memory.dmp

Filesize
732KB

Download
memory/3420-31-0x0000000008880000-0x0000000008937000-memory.dmp

Filesize
732KB

Download
memory/3420-33-0x0000000008880000-0x0000000008937000-memory.dmp

Filesize
732KB

Download
memory/3528-17-0x00000000003F0000-0x0000000000402000-memory.dmp

Filesize
72KB

Download
memory/3528-21-0x00000000003F0000-0x0000000000402000-memory.dmp

Filesize
72KB

Download
memory/3528-19-0x00000000003F0000-0x0000000000402000-memory.dmp

Filesize
72KB

Download
memory/3528-22-0x00000000012C0000-0x00000000012EF000-memory.dmp

Filesize
188KB

Download
memory/3528-23-0x00000000031B0000-0x00000000034FA000-memory.dmp

Filesize
3.3MB

Download
memory/3528-24-0x00000000012C0000-0x00000000012EF000-memory.dmp

Filesize
188KB

Download
memory/3528-26-0x0000000003020000-0x00000000030B3000-memory.dmp

Filesize
588KB

Download
memory/5004-10-0x0000000003AF0000-0x0000000003AF4000-memory.dmp

Filesize
16KB

Download