formbook | c1daa08a1ce383a61d36ad42ca4edab5cf60cb3a8445311f4cada66260b70d6b

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/11/2024, 23:41

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General

Target

ELAN#0472940573000.exe
Size

40KB
MD5

bcc10d614981f0eed446306185ba0a3a
SHA1

cc400a605e2febdaa27b5887f55a922372b6e298
SHA256

4b7c88deb8cd20b960e2d396f24708a6018d2a1483fda51b7444b0685b3888da
SHA512

87f97bbe1a4c73b93a34ac6efa0a6b8722b0a43f17b9e805066539a65eb709289ef26d4bdb9f53e174cb41116a9e0d26014495e3b6e90470d631b68c6f1c7147
SSDEEP

768:W33QdsUZYRx8OC0cKRSbA7vJRc8GvPQoA0BAtHzae6M:WHQFY8OC0VSbqvJRc8GvPQoRBAtKM

Score

10^/10

formbook tomx discovery persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

tomx

Decoy

fistlike.website

marks-denki.cloud

6zn3wp.top

warehouse-services-86876.bond

voidcast.lol

bathroom-remodeling-50828.bond

freedentalimplants15.site

virtual-assistant-81181.bond

v48s6d5.shop

bizkairo.com

midwesterne.click

d008otoeq.site

chantroimoi586.click

folsomtakesaction.net

healthcare-software-10982.bond

paths2healing.net

interac-pay24.shop

campaigncrushconsultants.world

uui3960.top

bagiqqa.biz

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
behavioral1/memory/2708-44-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2708-49-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2628-55-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
3024	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\ELAN#0472940573000 = "C:\\Users\\Admin\\Documents\\ELAN#0472940573000.pif"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2356 set thread context of 2708	2356	ELAN#0472940573000.exe	37
PID 2708 set thread context of 1256	2708	ELAN#0472940573000.exe	21
PID 2628 set thread context of 1256	2628	raserver.exe	21

System Location Discovery: System Language Discovery 1 TTPs 6 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ELAN#0472940573000.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	raserver.exe

Suspicious behavior: EnumeratesProcesses 55 IoCs

pid	Process
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2356	ELAN#0472940573000.exe
2708	ELAN#0472940573000.exe
2708	ELAN#0472940573000.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe
2628	raserver.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2708	ELAN#0472940573000.exe
2708	ELAN#0472940573000.exe
2708	ELAN#0472940573000.exe
2628	raserver.exe
2628	raserver.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2356	ELAN#0472940573000.exe
Token: SeDebugPrivilege	2708	ELAN#0472940573000.exe
Token: SeDebugPrivilege	2628	raserver.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 2676	2356	ELAN#0472940573000.exe	31
PID 2356 wrote to memory of 2676	2356	ELAN#0472940573000.exe	31
PID 2356 wrote to memory of 2676	2356	ELAN#0472940573000.exe	31
PID 2356 wrote to memory of 2676	2356	ELAN#0472940573000.exe	31
PID 2676 wrote to memory of 2824	2676	cmd.exe	33
PID 2676 wrote to memory of 2824	2676	cmd.exe	33
PID 2676 wrote to memory of 2824	2676	cmd.exe	33
PID 2676 wrote to memory of 2824	2676	cmd.exe	33
PID 2356 wrote to memory of 2852	2356	ELAN#0472940573000.exe	34
PID 2356 wrote to memory of 2852	2356	ELAN#0472940573000.exe	34
PID 2356 wrote to memory of 2852	2356	ELAN#0472940573000.exe	34
PID 2356 wrote to memory of 2852	2356	ELAN#0472940573000.exe	34
PID 2356 wrote to memory of 2600	2356	ELAN#0472940573000.exe	36
PID 2356 wrote to memory of 2600	2356	ELAN#0472940573000.exe	36
PID 2356 wrote to memory of 2600	2356	ELAN#0472940573000.exe	36
PID 2356 wrote to memory of 2600	2356	ELAN#0472940573000.exe	36
PID 2356 wrote to memory of 2708	2356	ELAN#0472940573000.exe	37
PID 2356 wrote to memory of 2708	2356	ELAN#0472940573000.exe	37
PID 2356 wrote to memory of 2708	2356	ELAN#0472940573000.exe	37
PID 2356 wrote to memory of 2708	2356	ELAN#0472940573000.exe	37
PID 2356 wrote to memory of 2708	2356	ELAN#0472940573000.exe	37
PID 2356 wrote to memory of 2708	2356	ELAN#0472940573000.exe	37
PID 2356 wrote to memory of 2708	2356	ELAN#0472940573000.exe	37
PID 1256 wrote to memory of 2628	1256	Explorer.EXE	38
PID 1256 wrote to memory of 2628	1256	Explorer.EXE	38
PID 1256 wrote to memory of 2628	1256	Explorer.EXE	38
PID 1256 wrote to memory of 2628	1256	Explorer.EXE	38
PID 2628 wrote to memory of 3024	2628	raserver.exe	39
PID 2628 wrote to memory of 3024	2628	raserver.exe	39
PID 2628 wrote to memory of 3024	2628	raserver.exe	39
PID 2628 wrote to memory of 3024	2628	raserver.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1256
- C:\Users\Admin\AppData\Local\Temp\ELAN#0472940573000.exe
  "C:\Users\Admin\AppData\Local\Temp\ELAN#0472940573000.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "ELAN#0472940573000" /t REG_SZ /F /D "C:\Users\Admin\Documents\ELAN#0472940573000.pif"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2676
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "ELAN#0472940573000" /t REG_SZ /F /D "C:\Users\Admin\Documents\ELAN#0472940573000.pif"
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:2824
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c Copy "C:\Users\Admin\AppData\Local\Temp\ELAN#0472940573000.exe" "C:\Users\Admin\Documents\ELAN#0472940573000.pif"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2852
- - C:\Users\Admin\AppData\Local\Temp\ELAN#0472940573000.exe
    "C:\Users\Admin\AppData\Local\Temp\ELAN#0472940573000.exe"
    3⤵
    PID:2600
- - C:\Users\Admin\AppData\Local\Temp\ELAN#0472940573000.exe
    "C:\Users\Admin\AppData\Local\Temp\ELAN#0472940573000.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2708
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.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:2628
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\ELAN#0472940573000.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

C:\Users\Admin\AppData\Local\Temp\CabD423.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD454.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1256-52-0x0000000006420000-0x0000000006511000-memory.dmp

Filesize
964KB

Download
memory/1256-56-0x0000000006420000-0x0000000006511000-memory.dmp

Filesize
964KB

Download
memory/1256-51-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2356-37-0x0000000005720000-0x0000000005796000-memory.dmp

Filesize
472KB

Download
memory/2356-0-0x000000007470E000-0x000000007470F000-memory.dmp

Filesize
4KB

Download
memory/2356-1-0x00000000002B0000-0x00000000002C0000-memory.dmp

Filesize
64KB

Download
memory/2356-45-0x000000007470E000-0x000000007470F000-memory.dmp

Filesize
4KB

Download
memory/2356-46-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2356-2-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2628-55-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2628-54-0x00000000006B0000-0x00000000006CC000-memory.dmp

Filesize
112KB

Download
memory/2628-53-0x00000000006B0000-0x00000000006CC000-memory.dmp

Filesize
112KB

Download
memory/2708-41-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2708-49-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2708-50-0x0000000000290000-0x00000000002A4000-memory.dmp

Filesize
80KB

Download
memory/2708-47-0x0000000000840000-0x0000000000B43000-memory.dmp

Filesize
3.0MB

Download
memory/2708-40-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2708-42-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-44-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download