formbook | b9b8fac8f063817cc343683f71e60414dc961f1c1d2b4b421772b6fd373b082d

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
02-01-2025 12:47

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General

Target

SHIPPP.exe
Size

843KB
MD5

c8bba7889e3dca70a28282c95f3fcf95
SHA1

5e39c826e2d51bd4087c72536fbf7ef9231e8d88
SHA256

1bc12c5ed5caf2fe2ad814e8eb1845491c9fab590996ccdd00902a83fc882768
SHA512

8e195c288133e0b0758cfc98853db04fb05686446ecac8fd3cf55cebdf5dbfceed377c98a9ac6a6cdf92d4febf94910bc62d9feea0af390a704a558a561d138c
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QL/rDpg6czjwdf:ffmMv6Ckr7Mny5QLDDpEvwdf

Score

10^/10

formbook cl21 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cl21

Decoy

0001.shop

earch-parttimejobs.today

are888.top

akanhaunthipped.shop

othing-heyu.xyz

cadvirsor.net

nclanalae.shop

lectric-cars-mexico.today

oxj-question.xyz

ersonalloanoffers.today

ersonalloans-fo54-fo37.click

verybody-ewfx.xyz

ercuremontauban.media

azilimdunyam.net

airs-clinicato.today

wiftsscend.click

ertainly-jbws.xyz

8xeng.app

damekadmitageable.cfd

ollapsedec.shop

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/4400-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4400-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4400-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4028-21-0x0000000000BC0000-0x0000000000BEF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2628 set thread context of 4400	2628	SHIPPP.exe	82
PID 4400 set thread context of 3416	4400	svchost.exe	56
PID 4400 set thread context of 3416	4400	svchost.exe	56
PID 4028 set thread context of 3416	4028	cmd.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 4 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SHIPPP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
4400	svchost.exe
4400	svchost.exe
4400	svchost.exe
4400	svchost.exe
4400	svchost.exe
4400	svchost.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe
4028	cmd.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2628	SHIPPP.exe
4400	svchost.exe
4400	svchost.exe
4400	svchost.exe
4400	svchost.exe
4028	cmd.exe
4028	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4400	svchost.exe
Token: SeDebugPrivilege	4028	cmd.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2628	SHIPPP.exe
2628	SHIPPP.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2628	SHIPPP.exe
2628	SHIPPP.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 4400	2628	SHIPPP.exe	82
PID 2628 wrote to memory of 4400	2628	SHIPPP.exe	82
PID 2628 wrote to memory of 4400	2628	SHIPPP.exe	82
PID 2628 wrote to memory of 4400	2628	SHIPPP.exe	82
PID 4400 wrote to memory of 4028	4400	svchost.exe	87
PID 4400 wrote to memory of 4028	4400	svchost.exe	87
PID 4400 wrote to memory of 4028	4400	svchost.exe	87
PID 4028 wrote to memory of 3988	4028	cmd.exe	88
PID 4028 wrote to memory of 3988	4028	cmd.exe	88
PID 4028 wrote to memory of 3988	4028	cmd.exe	88

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3416
- C:\Users\Admin\AppData\Local\Temp\SHIPPP.exe
  "C:\Users\Admin\AppData\Local\Temp\SHIPPP.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:2628
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\SHIPPP.exe"
    3⤵
    - 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:4400
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\SysWOW64\cmd.exe"
      4⤵
      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:4028
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Windows\SysWOW64\svchost.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3988

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

Replay Monitor

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Downloads

memory/2628-5-0x00000000033A0000-0x00000000033A4000-memory.dmp

Filesize
16KB

Download
memory/3416-27-0x0000000002A40000-0x0000000002B2D000-memory.dmp

Filesize
948KB

Download
memory/3416-25-0x0000000002A40000-0x0000000002B2D000-memory.dmp

Filesize
948KB

Download
memory/3416-24-0x0000000002A40000-0x0000000002B2D000-memory.dmp

Filesize
948KB

Download
memory/3416-11-0x000000000A530000-0x000000000A6A1000-memory.dmp

Filesize
1.4MB

Download
memory/3416-15-0x0000000007F50000-0x0000000008093000-memory.dmp

Filesize
1.3MB

Download
memory/3416-20-0x0000000007F50000-0x0000000008093000-memory.dmp

Filesize
1.3MB

Download
memory/3416-16-0x000000000A530000-0x000000000A6A1000-memory.dmp

Filesize
1.4MB

Download
memory/4028-19-0x0000000000680000-0x00000000006DA000-memory.dmp

Filesize
360KB

Download
memory/4028-21-0x0000000000BC0000-0x0000000000BEF000-memory.dmp

Filesize
188KB

Download
memory/4028-17-0x0000000000680000-0x00000000006DA000-memory.dmp

Filesize
360KB

Download
memory/4400-10-0x00000000013B0000-0x00000000013C4000-memory.dmp

Filesize
80KB

Download
memory/4400-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4400-14-0x00000000034F0000-0x0000000003504000-memory.dmp

Filesize
80KB

Download
memory/4400-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4400-7-0x0000000001600000-0x000000000194A000-memory.dmp

Filesize
3.3MB

Download
memory/4400-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download