formbook | 88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813

Analysis

max time kernel
147s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05/11/2024, 15:40

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General

Target

88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe
Size

1.3MB
MD5

85c1c3e112a22e4f23eaf97d86fef355
SHA1

4922c4f1c57d740ad9f7d46bba1b18f8744277db
SHA256

88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813
SHA512

80929585d61a0af38166c0d6b94bcc852dc05025537ec9915441ef78f270cf4759ea05f28604f63f8193e31474d6e88a81aabe725c24a8cb839cf9e1fa560f0b
SSDEEP

24576:mRmJkcoQricOIQxiZY1iaI9tlv4ngXMKFXV7KeTFjt84:jJZoQrbTFZY1iaI/N4gXMKJV7Kv4

Score

10^/10

formbook ge07 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ge07

Decoy

amyard.shop

eloshost.xyz

g18q11a.top

orensic-vendor-735524320.click

ithin-ksvodn.xyz

xhyx.top

elonix-traceglow.pro

cillascrewedsedroth.cfd

wner-nyquh.xyz

reyhazeusa.shop

esmellretaperetotal.cfd

hqm-during.xyz

pipagtxcorrelo.xyz

lray-civil.xyz

apybarameme.xyz

rbuds.shop

hild-fcudh.xyz

rkgexg.top

estwestcottwines.shop

giyztm.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

resource	yara_rule
behavioral2/memory/2820-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2820-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4100-12-0x0000000000B70000-0x0000000000B9F000-memory.dmp	formbook

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4740-2-0x00000000042D0000-0x00000000046D0000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4740 set thread context of 2820	4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe	87
PID 2820 set thread context of 3500	2820	svchost.exe	56
PID 4100 set thread context of 3500	4100	wlanext.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wlanext.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE
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

pid	Process
2820	svchost.exe
2820	svchost.exe
2820	svchost.exe
2820	svchost.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe
4100	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe
2820	svchost.exe
2820	svchost.exe
2820	svchost.exe
4100	wlanext.exe
4100	wlanext.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2820	svchost.exe
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE
Token: SeDebugPrivilege	4100	wlanext.exe
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe
4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe
3500	Explorer.EXE
3500	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe
4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3500	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 2820	4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe	87
PID 4740 wrote to memory of 2820	4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe	87
PID 4740 wrote to memory of 2820	4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe	87
PID 4740 wrote to memory of 2820	4740	88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe	87
PID 3500 wrote to memory of 4100	3500	Explorer.EXE	88
PID 3500 wrote to memory of 4100	3500	Explorer.EXE	88
PID 3500 wrote to memory of 4100	3500	Explorer.EXE	88
PID 4100 wrote to memory of 1180	4100	wlanext.exe	96
PID 4100 wrote to memory of 1180	4100	wlanext.exe	96
PID 4100 wrote to memory of 1180	4100	wlanext.exe	96

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3500
- C:\Users\Admin\AppData\Local\Temp\88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe
  "C:\Users\Admin\AppData\Local\Temp\88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.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:4740
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\88e7becf09f33e1db8fe108dbe9687a13bf1225ecf322a00f2e67b86a8931813.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2820
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.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:4100
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1180

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/2820-7-0x0000000000FD0000-0x0000000000FE5000-memory.dmp

Filesize
84KB

Download
memory/2820-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2820-4-0x0000000001600000-0x000000000194A000-memory.dmp

Filesize
3.3MB

Download
memory/2820-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3500-13-0x0000000002E80000-0x0000000002FA2000-memory.dmp

Filesize
1.1MB

Download
memory/3500-8-0x0000000002E80000-0x0000000002FA2000-memory.dmp

Filesize
1.1MB

Download
memory/3500-17-0x0000000008EA0000-0x0000000008FE9000-memory.dmp

Filesize
1.3MB

Download
memory/3500-18-0x0000000008EA0000-0x0000000008FE9000-memory.dmp

Filesize
1.3MB

Download
memory/3500-20-0x0000000008EA0000-0x0000000008FE9000-memory.dmp

Filesize
1.3MB

Download
memory/4100-11-0x0000000000B30000-0x0000000000B47000-memory.dmp

Filesize
92KB

Download
memory/4100-9-0x0000000000B30000-0x0000000000B47000-memory.dmp

Filesize
92KB

Download
memory/4100-12-0x0000000000B70000-0x0000000000B9F000-memory.dmp

Filesize
188KB

Download
memory/4740-2-0x00000000042D0000-0x00000000046D0000-memory.dmp

Filesize
4.0MB

Download