formbook | 596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f

Analysis

max time kernel
147s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 05:58

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General

Target

Payment Advice Note from 01.10.2024.exe
Size

677KB
MD5

86926b8ab8f00f27eb69f2793db47f68
SHA1

fb0e93fd743510cee1045712d1dc8dd887a3b9ca
SHA256

596681238e749d9109fd00bbc95f364f4cfc5977cf1d2253bd8ee268d6dbbf2f
SHA512

b0276dd9ac758a4e0f02d311c6605aaa315d8afc6a29d90e8a4685ebec515febbc107ac7c129f7ed29e63d60103d354f4495db2573347850235ac5aff515091e
SSDEEP

12288:RLbMeV3JxmLAaK/d32fOOce2F7e6PMLeLdAh3qMu4UXL6L:R5bxmLAaMr9e6kSyhat4UXm

Score

10^/10

formbook cu29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cu29

Decoy

qidr.shop

usinessaviationconsulting.net

68716329.xyz

nd-los.net

ealthironcladguarantee.shop

oftware-download-69354.bond

48372305.top

omeownershub.top

mall-chilli.top

ajakgoid.online

ire-changer-53482.bond

rugsrx.shop

oyang123.info

azino-forum-pro.online

817715.rest

layman.vip

eb777.club

ovatonica.net

urgaslotvip.website

inn-paaaa.buzz

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/2648-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2648-38-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2648-73-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1860-79-0x0000000000A90000-0x0000000000ABF000-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
1700	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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	Payment Advice Note from 01.10.2024.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3604 set thread context of 2648	3604	Payment Advice Note from 01.10.2024.exe	90
PID 2648 set thread context of 3404	2648	Payment Advice Note from 01.10.2024.exe	56
PID 2648 set thread context of 3404	2648	Payment Advice Note from 01.10.2024.exe	56
PID 1860 set thread context of 3404	1860	msiexec.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 5 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	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payment Advice Note from 01.10.2024.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
2648	Payment Advice Note from 01.10.2024.exe
2648	Payment Advice Note from 01.10.2024.exe
2648	Payment Advice Note from 01.10.2024.exe
2648	Payment Advice Note from 01.10.2024.exe
1700	powershell.exe
1700	powershell.exe
2648	Payment Advice Note from 01.10.2024.exe
2648	Payment Advice Note from 01.10.2024.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe
1860	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2648	Payment Advice Note from 01.10.2024.exe
2648	Payment Advice Note from 01.10.2024.exe
2648	Payment Advice Note from 01.10.2024.exe
2648	Payment Advice Note from 01.10.2024.exe
1860	msiexec.exe
1860	msiexec.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1700	powershell.exe
Token: SeDebugPrivilege	2648	Payment Advice Note from 01.10.2024.exe
Token: SeShutdownPrivilege	3404	Explorer.EXE
Token: SeCreatePagefilePrivilege	3404	Explorer.EXE
Token: SeDebugPrivilege	1860	msiexec.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 1700	3604	Payment Advice Note from 01.10.2024.exe	86
PID 3604 wrote to memory of 1700	3604	Payment Advice Note from 01.10.2024.exe	86
PID 3604 wrote to memory of 1700	3604	Payment Advice Note from 01.10.2024.exe	86
PID 3604 wrote to memory of 2004	3604	Payment Advice Note from 01.10.2024.exe	88
PID 3604 wrote to memory of 2004	3604	Payment Advice Note from 01.10.2024.exe	88
PID 3604 wrote to memory of 2004	3604	Payment Advice Note from 01.10.2024.exe	88
PID 3604 wrote to memory of 2648	3604	Payment Advice Note from 01.10.2024.exe	90
PID 3604 wrote to memory of 2648	3604	Payment Advice Note from 01.10.2024.exe	90
PID 3604 wrote to memory of 2648	3604	Payment Advice Note from 01.10.2024.exe	90
PID 3604 wrote to memory of 2648	3604	Payment Advice Note from 01.10.2024.exe	90
PID 3604 wrote to memory of 2648	3604	Payment Advice Note from 01.10.2024.exe	90
PID 3604 wrote to memory of 2648	3604	Payment Advice Note from 01.10.2024.exe	90
PID 3404 wrote to memory of 1860	3404	Explorer.EXE	94
PID 3404 wrote to memory of 1860	3404	Explorer.EXE	94
PID 3404 wrote to memory of 1860	3404	Explorer.EXE	94
PID 1860 wrote to memory of 2236	1860	msiexec.exe	95
PID 1860 wrote to memory of 2236	1860	msiexec.exe	95
PID 1860 wrote to memory of 2236	1860	msiexec.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Users\Admin\AppData\Local\Temp\Payment Advice Note from 01.10.2024.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment Advice Note from 01.10.2024.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3604
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CXVSFLX.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1700
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CXVSFLX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD736.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2004
- - C:\Users\Admin\AppData\Local\Temp\Payment Advice Note from 01.10.2024.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Advice Note from 01.10.2024.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2648
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:1860
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Payment Advice Note from 01.10.2024.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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_uq3ptqv0.qtn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD736.tmp

Filesize
1KB

MD5
cf714c188dcba9742304b66565813a4c

SHA1
6ad52ff87f1ce697b94f1218bf06ea78f86a2499

SHA256
3139be63f03e4ff3dad827004b9f654c5fc43375da13d56dfe656b5f36bb9ce5

SHA512
0b3c74d3f38f0df3e3d9137e9debddec12150f75b8397493dcafe8391b92d8d380fca3508ede4d29e8244592697b8fc17c685d8e0a84d726205945a2323aa04c

Download Submit
memory/1700-31-0x00000000058E0000-0x0000000005902000-memory.dmp

Filesize
136KB

Download
memory/1700-22-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/1700-56-0x00000000027A0000-0x00000000027B0000-memory.dmp

Filesize
64KB

Download
memory/1700-43-0x0000000006120000-0x000000000616C000-memory.dmp

Filesize
304KB

Download
memory/1700-42-0x0000000006050000-0x000000000606E000-memory.dmp

Filesize
120KB

Download
memory/1700-46-0x0000000071250000-0x000000007129C000-memory.dmp

Filesize
304KB

Download
memory/1700-45-0x0000000007210000-0x0000000007242000-memory.dmp

Filesize
200KB

Download
memory/1700-44-0x000000007FBA0000-0x000000007FBB0000-memory.dmp

Filesize
64KB

Download
memory/1700-71-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/1700-15-0x0000000002730000-0x0000000002766000-memory.dmp

Filesize
216KB

Download
memory/1700-16-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/1700-18-0x0000000005140000-0x0000000005768000-memory.dmp

Filesize
6.2MB

Download
memory/1700-68-0x00000000076A0000-0x00000000076A8000-memory.dmp

Filesize
32KB

Download
memory/1700-19-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/1700-67-0x00000000076C0000-0x00000000076DA000-memory.dmp

Filesize
104KB

Download
memory/1700-57-0x0000000006610000-0x000000000662E000-memory.dmp

Filesize
120KB

Download
memory/1700-66-0x00000000075C0000-0x00000000075D4000-memory.dmp

Filesize
80KB

Download
memory/1700-65-0x00000000075B0000-0x00000000075BE000-memory.dmp

Filesize
56KB

Download
memory/1700-64-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/1700-63-0x0000000007580000-0x0000000007591000-memory.dmp

Filesize
68KB

Download
memory/1700-62-0x0000000007600000-0x0000000007696000-memory.dmp

Filesize
600KB

Download
memory/1700-41-0x0000000005BB0000-0x0000000005F04000-memory.dmp

Filesize
3.3MB

Download
memory/1700-37-0x0000000005B40000-0x0000000005BA6000-memory.dmp

Filesize
408KB

Download
memory/1700-36-0x0000000005AC0000-0x0000000005B26000-memory.dmp

Filesize
408KB

Download
memory/1700-61-0x00000000073F0000-0x00000000073FA000-memory.dmp

Filesize
40KB

Download
memory/1700-60-0x0000000007380000-0x000000000739A000-memory.dmp

Filesize
104KB

Download
memory/1700-59-0x00000000079C0000-0x000000000803A000-memory.dmp

Filesize
6.5MB

Download
memory/1700-58-0x0000000007250000-0x00000000072F3000-memory.dmp

Filesize
652KB

Download
memory/1860-74-0x0000000000720000-0x0000000000732000-memory.dmp

Filesize
72KB

Download
memory/1860-75-0x0000000000720000-0x0000000000732000-memory.dmp

Filesize
72KB

Download
memory/1860-77-0x0000000000720000-0x0000000000732000-memory.dmp

Filesize
72KB

Download
memory/1860-79-0x0000000000A90000-0x0000000000ABF000-memory.dmp

Filesize
188KB

Download
memory/2648-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2648-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2648-24-0x00000000019E0000-0x0000000001D2A000-memory.dmp

Filesize
3.3MB

Download
memory/2648-39-0x0000000001690000-0x00000000016A5000-memory.dmp

Filesize
84KB

Download
memory/2648-38-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3404-78-0x0000000002DD0000-0x0000000002F08000-memory.dmp

Filesize
1.2MB

Download
memory/3404-83-0x0000000008D20000-0x0000000008E2E000-memory.dmp

Filesize
1.1MB

Download
memory/3404-40-0x0000000002DD0000-0x0000000002F08000-memory.dmp

Filesize
1.2MB

Download
memory/3604-2-0x0000000005750000-0x0000000005CF4000-memory.dmp

Filesize
5.6MB

Download
memory/3604-23-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/3604-3-0x00000000050D0000-0x0000000005162000-memory.dmp

Filesize
584KB

Download
memory/3604-5-0x0000000005290000-0x000000000529A000-memory.dmp

Filesize
40KB

Download
memory/3604-10-0x0000000007EE0000-0x0000000007F56000-memory.dmp

Filesize
472KB

Download
memory/3604-1-0x0000000000670000-0x000000000071E000-memory.dmp

Filesize
696KB

Download
memory/3604-9-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/3604-8-0x000000007499E000-0x000000007499F000-memory.dmp

Filesize
4KB

Download
memory/3604-7-0x0000000007A60000-0x0000000007A7A000-memory.dmp

Filesize
104KB

Download
memory/3604-0-0x000000007499E000-0x000000007499F000-memory.dmp

Filesize
4KB

Download
memory/3604-4-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/3604-6-0x0000000005390000-0x000000000542C000-memory.dmp

Filesize
624KB

Download