formbook | 6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20250410-en
resource tags

arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2025, 13:44

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General

Target

4zASnGa4OgB4N7r.exe
Size

649KB
MD5

f1aafe1fa887b90aa7f08674eb68e4f1
SHA1

a9564877424e164fc1c1653f6fe54eba40b6ce8e
SHA256

6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65
SHA512

a2822e11abec9945101b3d69e6990ab4428d1bb8768faf17771a2af7c70cca258ca5d6cadbb623b35297edc5ce97830c19c9b8b6385609a975216d8860daf005
SSDEEP

12288:iHf2ThrfQJzs2F8yIoblebQlWDXS0cyy7nNbDC3yUTMWCFSzgg6CTkR:AfKhrf0sXGes303ONbG3xTyUgDf

Score

10^/10

formbook hi13 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hi13

Decoy

olidspot.shop

aise-your-voice.sbs

9ydygorig3l7z.xyz

netuzio.xyz

erspacehealthandwellness.info

hbnzk.cfd

uklor.shop

tudiofoti.pro

onety.skin

iralavinc.online

teelpath.shop

w-yudfjp.shop

betka.xyz

lx2cbhe5vee0e1.xyz

ndotoverf.pro

loud-sevice.click

enckubs.shop

anpack.shop

nity-3d-development.dev

iaolento12.sbs

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2144-44-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/5320-91-0x0000000000910000-0x000000000093F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
948	powershell.exe
4988	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-1-5-21-3078542121-369484597-920690335-1000\Control Panel\International\Geo\Nation	4zASnGa4OgB4N7r.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2960 set thread context of 2144	2960	4zASnGa4OgB4N7r.exe	102
PID 2144 set thread context of 3500	2144	vbc.exe	56
PID 5320 set thread context of 3500	5320	help.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 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	help.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4zASnGa4OgB4N7r.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
4888	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2960	4zASnGa4OgB4N7r.exe
948	powershell.exe
4988	powershell.exe
2960	4zASnGa4OgB4N7r.exe
2960	4zASnGa4OgB4N7r.exe
2960	4zASnGa4OgB4N7r.exe
948	powershell.exe
2144	vbc.exe
2144	vbc.exe
2144	vbc.exe
2144	vbc.exe
4988	powershell.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe
5320	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3500	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2144	vbc.exe
2144	vbc.exe
2144	vbc.exe
5320	help.exe
5320	help.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	2960	4zASnGa4OgB4N7r.exe
Token: SeDebugPrivilege	948	powershell.exe
Token: SeDebugPrivilege	4988	powershell.exe
Token: SeDebugPrivilege	2144	vbc.exe
Token: SeDebugPrivilege	5320	help.exe
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 948	2960	4zASnGa4OgB4N7r.exe	95
PID 2960 wrote to memory of 948	2960	4zASnGa4OgB4N7r.exe	95
PID 2960 wrote to memory of 948	2960	4zASnGa4OgB4N7r.exe	95
PID 2960 wrote to memory of 4988	2960	4zASnGa4OgB4N7r.exe	97
PID 2960 wrote to memory of 4988	2960	4zASnGa4OgB4N7r.exe	97
PID 2960 wrote to memory of 4988	2960	4zASnGa4OgB4N7r.exe	97
PID 2960 wrote to memory of 4888	2960	4zASnGa4OgB4N7r.exe	99
PID 2960 wrote to memory of 4888	2960	4zASnGa4OgB4N7r.exe	99
PID 2960 wrote to memory of 4888	2960	4zASnGa4OgB4N7r.exe	99
PID 2960 wrote to memory of 5048	2960	4zASnGa4OgB4N7r.exe	101
PID 2960 wrote to memory of 5048	2960	4zASnGa4OgB4N7r.exe	101
PID 2960 wrote to memory of 5048	2960	4zASnGa4OgB4N7r.exe	101
PID 2960 wrote to memory of 2144	2960	4zASnGa4OgB4N7r.exe	102
PID 2960 wrote to memory of 2144	2960	4zASnGa4OgB4N7r.exe	102
PID 2960 wrote to memory of 2144	2960	4zASnGa4OgB4N7r.exe	102
PID 2960 wrote to memory of 2144	2960	4zASnGa4OgB4N7r.exe	102
PID 2960 wrote to memory of 2144	2960	4zASnGa4OgB4N7r.exe	102
PID 2960 wrote to memory of 2144	2960	4zASnGa4OgB4N7r.exe	102
PID 3500 wrote to memory of 5320	3500	Explorer.EXE	103
PID 3500 wrote to memory of 5320	3500	Explorer.EXE	103
PID 3500 wrote to memory of 5320	3500	Explorer.EXE	103
PID 5320 wrote to memory of 3612	5320	help.exe	104
PID 5320 wrote to memory of 3612	5320	help.exe	104
PID 5320 wrote to memory of 3612	5320	help.exe	104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3500
- C:\Users\Admin\AppData\Local\Temp\4zASnGa4OgB4N7r.exe
  "C:\Users\Admin\AppData\Local\Temp\4zASnGa4OgB4N7r.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:2960
- - 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\4zASnGa4OgB4N7r.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:948
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\adXoeH.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4988
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\adXoeH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA8E2.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4888
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    PID:5048
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2144
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:5320
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3612

Network

MITRE ATT&CK Enterprise v16

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
cde57dcdbeef18c3de929d83817d8e6f

SHA1
dffd2b39e8cd85f6340a0c68a69ae933a582583e

SHA256
023424405d87b278a1afafcb8b77f0dfe2032030b3ee48d2a10e0e384f05e4ad

SHA512
2f4455c149b3850f88914ac768821916e142214d1df539ab5cb5c7811f73d379ad5e9211366f6ddedc751ad43e11f238a3612c8ee5b338898ced7e458241fc24

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o4plsbqo.1c5.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA8E2.tmp

Filesize
1KB

MD5
f0f1971f9b2ae906695ea3d8ee75f77d

SHA1
b7dfcb15fdecabce70b5260f266742ee0daab52c

SHA256
f9c6dedf87789a071faaef1c12de54097be3648d14b2c3c9b864d9943a65242e

SHA512
c07a1300b18d7927eab6a9f02c3d8cabf0716e0edc3b48cf0ee8c7768a608539b717cc4efc9fe23df89058f3b718837ad2b20c97356d9cdbf2b04bd2479d6c20

Download Submit
memory/948-77-0x0000000007810000-0x0000000007821000-memory.dmp

Filesize
68KB

Download
memory/948-17-0x0000000005510000-0x0000000005B38000-memory.dmp

Filesize
6.2MB

Download
memory/948-89-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/948-82-0x0000000007950000-0x000000000796A000-memory.dmp

Filesize
104KB

Download
memory/948-80-0x0000000007840000-0x000000000784E000-memory.dmp

Filesize
56KB

Download
memory/948-75-0x0000000007680000-0x000000000768A000-memory.dmp

Filesize
40KB

Download
memory/948-73-0x0000000007C50000-0x00000000082CA000-memory.dmp

Filesize
6.5MB

Download
memory/948-16-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/948-15-0x00000000029E0000-0x0000000002A16000-memory.dmp

Filesize
216KB

Download
memory/948-47-0x00000000062F0000-0x000000000630E000-memory.dmp

Filesize
120KB

Download
memory/948-21-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/948-20-0x0000000005440000-0x00000000054A6000-memory.dmp

Filesize
408KB

Download
memory/948-19-0x00000000053D0000-0x0000000005436000-memory.dmp

Filesize
408KB

Download
memory/948-52-0x0000000075970000-0x00000000759BC000-memory.dmp

Filesize
304KB

Download
memory/948-74-0x0000000007610000-0x000000000762A000-memory.dmp

Filesize
104KB

Download
memory/948-18-0x0000000005330000-0x0000000005352000-memory.dmp

Filesize
136KB

Download
memory/948-23-0x0000000005CC0000-0x0000000006014000-memory.dmp

Filesize
3.3MB

Download
memory/948-48-0x0000000006470000-0x00000000064BC000-memory.dmp

Filesize
304KB

Download
memory/2144-44-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2960-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp

Filesize
584KB

Download
memory/2960-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/2960-5-0x0000000004E10000-0x0000000004E1A000-memory.dmp

Filesize
40KB

Download
memory/2960-1-0x00000000002E0000-0x0000000000386000-memory.dmp

Filesize
664KB

Download
memory/2960-6-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/2960-2-0x0000000005400000-0x00000000059A4000-memory.dmp

Filesize
5.6MB

Download
memory/2960-46-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/2960-7-0x0000000005030000-0x0000000005042000-memory.dmp

Filesize
72KB

Download
memory/2960-4-0x0000000004EF0000-0x0000000004F8C000-memory.dmp

Filesize
624KB

Download
memory/2960-10-0x00000000061B0000-0x0000000006228000-memory.dmp

Filesize
480KB

Download
memory/2960-9-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/2960-8-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/3500-93-0x0000000007870000-0x0000000007926000-memory.dmp

Filesize
728KB

Download
memory/4988-70-0x0000000006AC0000-0x0000000006ADE000-memory.dmp

Filesize
120KB

Download
memory/4988-79-0x00000000070B0000-0x00000000070BE000-memory.dmp

Filesize
56KB

Download
memory/4988-76-0x0000000007100000-0x0000000007196000-memory.dmp

Filesize
600KB

Download
memory/4988-81-0x00000000070C0000-0x00000000070D4000-memory.dmp

Filesize
80KB

Download
memory/4988-72-0x0000000006B30000-0x0000000006BD3000-memory.dmp

Filesize
652KB

Download
memory/4988-83-0x00000000071A0000-0x00000000071A8000-memory.dmp

Filesize
32KB

Download
memory/4988-51-0x0000000075970000-0x00000000759BC000-memory.dmp

Filesize
304KB

Download
memory/4988-50-0x0000000006AE0000-0x0000000006B12000-memory.dmp

Filesize
200KB

Download
memory/4988-39-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4988-90-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4988-22-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/5320-78-0x0000000000CE0000-0x0000000000CE7000-memory.dmp

Filesize
28KB

Download
memory/5320-91-0x0000000000910000-0x000000000093F000-memory.dmp

Filesize
188KB

Download