formbook | ec7a824c186a8f7611b230191c74159fae6cf11a8ba40831f67052e991adc4c5

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-08-2024 14:18

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General

Target

MalwareBazaar.exe
Size

1.1MB
MD5

b0188c945ab98c2fa0a13963a5741477
SHA1

73ce10cbe56fa8cbc1a12c6a191a182a4e19b5a1
SHA256

ec7a824c186a8f7611b230191c74159fae6cf11a8ba40831f67052e991adc4c5
SHA512

d9a1c34f31afdcdabb58c541b009c9d3c5dfc7ebfc61a5e0195d4791a82980887166c99e6f0aa58ba9d236b34ae2d66aaff1b6c22d43d2a3d5ca2156321af51d
SSDEEP

24576:9qDEvCTbMWu7rQYlBQcBiT6rprG8a4/xrE9O56QA:9TvC/MTQYxsWR7a412n

Score

10^/10

formbook pt46 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pt46

Decoy

twinportslocal.com

rovor.store

98169.club

mdywl.com

jrd3s.rest

aston1717.top

floridawoodworkingmachinery.com

17tk555t.com

ankitsho.shop

seclameh.com

realrecordlabel.com

trenchonbirmingham.com

af28.top

rtp1kenzototo.com

theselflovesite.com

promotegetpaid.info

strategiclogisticsagency.com

learneracademy.net

per-watch.com

betbox2341.com

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/4556-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4556-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1196-20-0x0000000000D70000-0x0000000000D9F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5036 set thread context of 4556	5036	MalwareBazaar.exe	86
PID 4556 set thread context of 3448	4556	svchost.exe	56
PID 1196 set thread context of 3448	1196	control.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	MalwareBazaar.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 1 IoCs

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

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
4556	svchost.exe
4556	svchost.exe
4556	svchost.exe
4556	svchost.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe
1196	control.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
5036	MalwareBazaar.exe
4556	svchost.exe
4556	svchost.exe
4556	svchost.exe
1196	control.exe
1196	control.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeDebugPrivilege	4556	svchost.exe
Token: SeDebugPrivilege	1196	control.exe
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
5036	MalwareBazaar.exe
5036	MalwareBazaar.exe
3448	Explorer.EXE
3448	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
5036	MalwareBazaar.exe
5036	MalwareBazaar.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3448	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 4556	5036	MalwareBazaar.exe	86
PID 5036 wrote to memory of 4556	5036	MalwareBazaar.exe	86
PID 5036 wrote to memory of 4556	5036	MalwareBazaar.exe	86
PID 5036 wrote to memory of 4556	5036	MalwareBazaar.exe	86
PID 3448 wrote to memory of 1196	3448	Explorer.EXE	87
PID 3448 wrote to memory of 1196	3448	Explorer.EXE	87
PID 3448 wrote to memory of 1196	3448	Explorer.EXE	87
PID 1196 wrote to memory of 1556	1196	control.exe	88
PID 1196 wrote to memory of 1556	1196	control.exe	88
PID 1196 wrote to memory of 1556	1196	control.exe	88

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:3448
- C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
  "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.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:5036
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4556
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.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:1196
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1556

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/1196-18-0x0000000000F10000-0x0000000000F37000-memory.dmp

Filesize
156KB

Download
memory/1196-20-0x0000000000D70000-0x0000000000D9F000-memory.dmp

Filesize
188KB

Download
memory/1196-19-0x0000000000F10000-0x0000000000F37000-memory.dmp

Filesize
156KB

Download
memory/3448-22-0x00000000031C0000-0x0000000003275000-memory.dmp

Filesize
724KB

Download
memory/3448-17-0x00000000031C0000-0x0000000003275000-memory.dmp

Filesize
724KB

Download
memory/3448-25-0x00000000036C0000-0x00000000037D0000-memory.dmp

Filesize
1.1MB

Download
memory/3448-26-0x00000000036C0000-0x00000000037D0000-memory.dmp

Filesize
1.1MB

Download
memory/3448-29-0x00000000036C0000-0x00000000037D0000-memory.dmp

Filesize
1.1MB

Download
memory/4556-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4556-16-0x0000000001630000-0x0000000001644000-memory.dmp

Filesize
80KB

Download
memory/4556-13-0x0000000001200000-0x000000000154A000-memory.dmp

Filesize
3.3MB

Download
memory/4556-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5036-11-0x0000000000BF0000-0x0000000000BF4000-memory.dmp

Filesize
16KB

Download