formbook | 086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-08-2024 01:04

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General

Target

086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe
Size

1.0MB
MD5

4bf5f0c19903569f5dd85fd8067041ea
SHA1

d467e870a79615ad465d2215ca5284e5cb07fbd7
SHA256

086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc
SHA512

310a4fc5c18526c679d21c7f64428a6bec1d3904f971d815370b8bd9e90c35caa268d478d006169b5a0baf7a1ecf94520feeec22f64e9d0b7b8423707d77d6a2
SSDEEP

24576:tAHnh+eWsN3skA4RV1Hom2KXMmHaCdLtHgGbtYNHu5:Mh+ZkldoPK8YaCdGDk

Score

10^/10

formbook ph01 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ph01

Decoy

23888.sbs

zvcj.sbs

raitpourtrait.net

ibraryfarmclub.online

omputercourses123.live

j88.doctor

atsue-color.click

epitalrentgrup.online

rvvpn.lol

i-signals.tech

cr-phoenix.best

frican-safari.online

c-games.zone

oardetest.online

f4md.shop

uke-saaac.buzz

arze.dev

nvestment-services-49610.bond

izatrip.sbs

ameron-paaaa.buzz

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/1932-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1932-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1724-19-0x0000000001080000-0x00000000010AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1636 set thread context of 1932	1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe	87
PID 1932 set thread context of 3464	1932	svchost.exe	56
PID 1724 set thread context of 3464	1724	systray.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	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systray.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-1-5-21-945322488-2060912225-3527527000-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
1932	svchost.exe
1932	svchost.exe
1932	svchost.exe
1932	svchost.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe
1724	systray.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe
1932	svchost.exe
1932	svchost.exe
1932	svchost.exe
1724	systray.exe
1724	systray.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	1932	svchost.exe
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeDebugPrivilege	1724	systray.exe
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe
1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe
3464	Explorer.EXE
3464	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe
1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3464	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 1932	1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe	87
PID 1636 wrote to memory of 1932	1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe	87
PID 1636 wrote to memory of 1932	1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe	87
PID 1636 wrote to memory of 1932	1636	086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe	87
PID 3464 wrote to memory of 1724	3464	Explorer.EXE	88
PID 3464 wrote to memory of 1724	3464	Explorer.EXE	88
PID 3464 wrote to memory of 1724	3464	Explorer.EXE	88
PID 1724 wrote to memory of 452	1724	systray.exe	94
PID 1724 wrote to memory of 452	1724	systray.exe	94
PID 1724 wrote to memory of 452	1724	systray.exe	94

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:3464
- C:\Users\Admin\AppData\Local\Temp\086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe
  "C:\Users\Admin\AppData\Local\Temp\086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.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:1636
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\086e659b1784ab08b4694bbb06483d4b54f966697cadffc2f15edceac440b7bc.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1932
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.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:1724
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:452

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

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Downloads

memory/1636-10-0x0000000001E70000-0x0000000001E74000-memory.dmp

Filesize
16KB

Download
memory/1724-18-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/1724-19-0x0000000001080000-0x00000000010AF000-memory.dmp

Filesize
188KB

Download
memory/1724-17-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/1932-15-0x0000000002180000-0x0000000002194000-memory.dmp

Filesize
80KB

Download
memory/1932-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1932-12-0x0000000001C00000-0x0000000001F4A000-memory.dmp

Filesize
3.3MB

Download
memory/1932-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3464-16-0x0000000007B70000-0x0000000007C98000-memory.dmp

Filesize
1.2MB

Download
memory/3464-20-0x0000000007B70000-0x0000000007C98000-memory.dmp

Filesize
1.2MB

Download
memory/3464-24-0x0000000008590000-0x0000000008637000-memory.dmp

Filesize
668KB

Download
memory/3464-25-0x0000000008590000-0x0000000008637000-memory.dmp

Filesize
668KB

Download
memory/3464-27-0x0000000008590000-0x0000000008637000-memory.dmp

Filesize
668KB

Download