formbook | 3e26ebdfbd46dadcbf46c199970362689fa6ca0e0abb65ec703ca21d08b7269f

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-10-2024 12:45

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General

Target

hbwebdownload - MT 103.exe
Size

661KB
MD5

42d6700f5272596c025308992d4fea37
SHA1

09db89002aa3793dfbf04ace1f62eeef11086415
SHA256

3e26ebdfbd46dadcbf46c199970362689fa6ca0e0abb65ec703ca21d08b7269f
SHA512

e8175443f45089dc9977ff570b3214921f2a49fd9e097fca6a87494021a7a24eaff75ff497367d7ca3c675cffb321e6c9f98b3a62cbac820fca4ec73b1792e6d
SSDEEP

12288:h54hoC7N+VZp1YFtATOWVVT+dcL/BeUO3kR:27yZAUdVT+dcdOi

Score

10^/10

formbook c24t discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c24t

Decoy

ealthbridgeccs.online

ngelicais.art

uktuksu1.sbs

fapoker.asia

hecreature.tech

orenzoplaybest14.xyz

op-smartphones-deal.today

delark.click

7395.asia

otnews.cfd

j16e.xyz

oko.events

fscxb.top

roudtxliberals.vote

asas-br.bond

ourhealthyourlife.shop

fbpd.top

j9u9.xyz

uijiuw.top

aming-chair-37588.bond

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/1112-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1112-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1420-68-0x0000000000780000-0x00000000007AF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3840	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	hbwebdownload - MT 103.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3168 set thread context of 1112	3168	hbwebdownload - MT 103.exe	89
PID 1112 set thread context of 3516	1112	hbwebdownload - MT 103.exe	56
PID 1420 set thread context of 3516	1420	explorer.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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hbwebdownload - MT 103.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
3168	hbwebdownload - MT 103.exe
3168	hbwebdownload - MT 103.exe
1112	hbwebdownload - MT 103.exe
1112	hbwebdownload - MT 103.exe
1112	hbwebdownload - MT 103.exe
1112	hbwebdownload - MT 103.exe
3840	powershell.exe
3840	powershell.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe
1420	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1112	hbwebdownload - MT 103.exe
1112	hbwebdownload - MT 103.exe
1112	hbwebdownload - MT 103.exe
1420	explorer.exe
1420	explorer.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3168	hbwebdownload - MT 103.exe
Token: SeDebugPrivilege	1112	hbwebdownload - MT 103.exe
Token: SeDebugPrivilege	3840	powershell.exe
Token: SeDebugPrivilege	1420	explorer.exe
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3168 wrote to memory of 3840	3168	hbwebdownload - MT 103.exe	87
PID 3168 wrote to memory of 3840	3168	hbwebdownload - MT 103.exe	87
PID 3168 wrote to memory of 3840	3168	hbwebdownload - MT 103.exe	87
PID 3168 wrote to memory of 1112	3168	hbwebdownload - MT 103.exe	89
PID 3168 wrote to memory of 1112	3168	hbwebdownload - MT 103.exe	89
PID 3168 wrote to memory of 1112	3168	hbwebdownload - MT 103.exe	89
PID 3168 wrote to memory of 1112	3168	hbwebdownload - MT 103.exe	89
PID 3168 wrote to memory of 1112	3168	hbwebdownload - MT 103.exe	89
PID 3168 wrote to memory of 1112	3168	hbwebdownload - MT 103.exe	89
PID 3516 wrote to memory of 1420	3516	Explorer.EXE	90
PID 3516 wrote to memory of 1420	3516	Explorer.EXE	90
PID 3516 wrote to memory of 1420	3516	Explorer.EXE	90
PID 1420 wrote to memory of 3328	1420	explorer.exe	93
PID 1420 wrote to memory of 3328	1420	explorer.exe	93
PID 1420 wrote to memory of 3328	1420	explorer.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Users\Admin\AppData\Local\Temp\hbwebdownload - MT 103.exe
  "C:\Users\Admin\AppData\Local\Temp\hbwebdownload - MT 103.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3168
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\hbwebdownload - MT 103.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3840
- - C:\Users\Admin\AppData\Local\Temp\hbwebdownload - MT 103.exe
    "C:\Users\Admin\AppData\Local\Temp\hbwebdownload - MT 103.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1112
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.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:1420
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\hbwebdownload - MT 103.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3fb2jzje.va0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1112-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1112-19-0x0000000000C00000-0x0000000000C14000-memory.dmp

Filesize
80KB

Download
memory/1112-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1112-14-0x0000000001080000-0x00000000013CA000-memory.dmp

Filesize
3.3MB

Download
memory/1420-68-0x0000000000780000-0x00000000007AF000-memory.dmp

Filesize
188KB

Download
memory/1420-61-0x0000000000D40000-0x0000000001173000-memory.dmp

Filesize
4.2MB

Download
memory/1420-59-0x0000000000D40000-0x0000000001173000-memory.dmp

Filesize
4.2MB

Download
memory/3168-13-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download
memory/3168-6-0x00000000065F0000-0x000000000660E000-memory.dmp

Filesize
120KB

Download
memory/3168-10-0x000000000BEE0000-0x000000000BF7C000-memory.dmp

Filesize
624KB

Download
memory/3168-8-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download
memory/3168-0-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/3168-7-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/3168-9-0x00000000024F0000-0x0000000002566000-memory.dmp

Filesize
472KB

Download
memory/3168-4-0x0000000004C50000-0x0000000004C5A000-memory.dmp

Filesize
40KB

Download
memory/3168-3-0x0000000004C80000-0x0000000004D12000-memory.dmp

Filesize
584KB

Download
memory/3168-1-0x00000000001F0000-0x0000000000298000-memory.dmp

Filesize
672KB

Download
memory/3168-5-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download
memory/3168-2-0x0000000005230000-0x00000000057D4000-memory.dmp

Filesize
5.6MB

Download
memory/3516-21-0x0000000004170000-0x00000000042B2000-memory.dmp

Filesize
1.3MB

Download
memory/3516-69-0x0000000004170000-0x00000000042B2000-memory.dmp

Filesize
1.3MB

Download
memory/3516-73-0x0000000007FE0000-0x00000000080F4000-memory.dmp

Filesize
1.1MB

Download
memory/3840-39-0x000000007F010000-0x000000007F020000-memory.dmp

Filesize
64KB

Download
memory/3840-55-0x00000000077B0000-0x00000000077CA000-memory.dmp

Filesize
104KB

Download
memory/3840-27-0x0000000005760000-0x00000000057C6000-memory.dmp

Filesize
408KB

Download
memory/3840-36-0x0000000005FF0000-0x0000000006344000-memory.dmp

Filesize
3.3MB

Download
memory/3840-38-0x0000000006530000-0x000000000657C000-memory.dmp

Filesize
304KB

Download
memory/3840-37-0x0000000006480000-0x000000000649E000-memory.dmp

Filesize
120KB

Download
memory/3840-16-0x0000000002B60000-0x0000000002B96000-memory.dmp

Filesize
216KB

Download
memory/3840-40-0x0000000006A20000-0x0000000006A52000-memory.dmp

Filesize
200KB

Download
memory/3840-42-0x00000000051A0000-0x00000000051B0000-memory.dmp

Filesize
64KB

Download
memory/3840-41-0x0000000070320000-0x000000007036C000-memory.dmp

Filesize
304KB

Download
memory/3840-52-0x0000000006A00000-0x0000000006A1E000-memory.dmp

Filesize
120KB

Download
memory/3840-53-0x0000000007490000-0x0000000007533000-memory.dmp

Filesize
652KB

Download
memory/3840-54-0x0000000007DF0000-0x000000000846A000-memory.dmp

Filesize
6.5MB

Download
memory/3840-31-0x0000000005E80000-0x0000000005EE6000-memory.dmp

Filesize
408KB

Download
memory/3840-56-0x0000000007820000-0x000000000782A000-memory.dmp

Filesize
40KB

Download
memory/3840-57-0x0000000007A30000-0x0000000007AC6000-memory.dmp

Filesize
600KB

Download
memory/3840-58-0x00000000079B0000-0x00000000079C1000-memory.dmp

Filesize
68KB

Download
memory/3840-24-0x00000000056C0000-0x00000000056E2000-memory.dmp

Filesize
136KB

Download
memory/3840-20-0x000000007450E000-0x000000007450F000-memory.dmp

Filesize
4KB

Download
memory/3840-62-0x00000000079E0000-0x00000000079EE000-memory.dmp

Filesize
56KB

Download
memory/3840-63-0x00000000079F0000-0x0000000007A04000-memory.dmp

Filesize
80KB

Download
memory/3840-64-0x0000000007AF0000-0x0000000007B0A000-memory.dmp

Filesize
104KB

Download
memory/3840-65-0x0000000007AD0000-0x0000000007AD8000-memory.dmp

Filesize
32KB

Download
memory/3840-22-0x00000000051A0000-0x00000000051B0000-memory.dmp

Filesize
64KB

Download
memory/3840-23-0x00000000051A0000-0x00000000051B0000-memory.dmp

Filesize
64KB

Download
memory/3840-18-0x00000000057E0000-0x0000000005E08000-memory.dmp

Filesize
6.2MB

Download