formbook | dc3bc30caf7551eb4a3215284e8ea7218d4270a82907642b4dddba6decbfe9bc

Analysis

max time kernel
147s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 07:53

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General

Target

DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
Size

1.1MB
MD5

36bf1a6c87d19d23cf7054e102296a31
SHA1

de79b432180085cae501db3cdf3863b1802245cf
SHA256

dc3bc30caf7551eb4a3215284e8ea7218d4270a82907642b4dddba6decbfe9bc
SHA512

ad5bb4f8dab7ea959c2635a0aeeedc1a8e2e9d3f7fdb839df7152324cd42e5d98fc1807758c42dcd9a1ff2504f2a5291ed72aefddb5499cf33ea8579adf64b8f
SSDEEP

24576:fAHnh+eWsN3skA4RV1Hom2KXMmHaPcaGOUetKgbkW58xk1e5:Ch+ZkldoPK8YaPc17kd8SW

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 family
formbook

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/3016-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3016-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3016-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1608-24-0x0000000000410000-0x000000000043F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4448 set thread context of 3016	4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	84
PID 3016 set thread context of 3560	3016	svchost.exe	56
PID 3016 set thread context of 3560	3016	svchost.exe	56
PID 1608 set thread context of 3560	1608	msdt.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	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe
1608	msdt.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
3016	svchost.exe
1608	msdt.exe
1608	msdt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	svchost.exe
Token: SeDebugPrivilege	1608	msdt.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4448 wrote to memory of 3016	4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	84
PID 4448 wrote to memory of 3016	4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	84
PID 4448 wrote to memory of 3016	4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	84
PID 4448 wrote to memory of 3016	4448	DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe	84
PID 3560 wrote to memory of 1608	3560	Explorer.EXE	86
PID 3560 wrote to memory of 1608	3560	Explorer.EXE	86
PID 3560 wrote to memory of 1608	3560	Explorer.EXE	86
PID 1608 wrote to memory of 2076	1608	msdt.exe	87
PID 1608 wrote to memory of 2076	1608	msdt.exe	87
PID 1608 wrote to memory of 2076	1608	msdt.exe	87

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Users\Admin\AppData\Local\Temp\DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe
  "C:\Users\Admin\AppData\Local\Temp\DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.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:4448
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\DC3BC30CAF7551EB4A3215284E8EA7218D4270A82907642B4DDDBA6DECBFE9BC.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3016
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.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:1608
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2076

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/1608-22-0x0000000000460000-0x00000000004B7000-memory.dmp

Filesize
348KB

Download
memory/1608-24-0x0000000000410000-0x000000000043F000-memory.dmp

Filesize
188KB

Download
memory/1608-23-0x0000000000460000-0x00000000004B7000-memory.dmp

Filesize
348KB

Download
memory/3016-15-0x0000000000F50000-0x0000000000F64000-memory.dmp

Filesize
80KB

Download
memory/3016-12-0x0000000001300000-0x000000000164A000-memory.dmp

Filesize
3.3MB

Download
memory/3016-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3016-19-0x0000000000FC0000-0x0000000000FD4000-memory.dmp

Filesize
80KB

Download
memory/3016-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3016-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3560-16-0x00000000090F0000-0x0000000009298000-memory.dmp

Filesize
1.7MB

Download
memory/3560-21-0x00000000090F0000-0x0000000009298000-memory.dmp

Filesize
1.7MB

Download
memory/3560-20-0x0000000003360000-0x0000000003453000-memory.dmp

Filesize
972KB

Download
memory/3560-25-0x0000000003360000-0x0000000003453000-memory.dmp

Filesize
972KB

Download
memory/3560-28-0x00000000099E0000-0x0000000009AFC000-memory.dmp

Filesize
1.1MB

Download
memory/3560-30-0x00000000099E0000-0x0000000009AFC000-memory.dmp

Filesize
1.1MB

Download
memory/3560-31-0x00000000099E0000-0x0000000009AFC000-memory.dmp

Filesize
1.1MB

Download
memory/4448-10-0x00000000040F0000-0x00000000040F4000-memory.dmp

Filesize
16KB

Download