formbook | 33fe1536a423be11bd3b530e661c8509e1c21773785ef41df17b7c507f340ef1

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
15/04/2026, 07:54

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General

Target
Order request 204S095.js
Size 1.9MB
Sample260415-jrtjxscs2x
SHA256 33fe1536a423be11bd3b530e661c8509e1c21773785ef41df17b7c507f340ef1
MD5 6e2bac6e535c260fde739241291faaa9
SHA1 9a482b3262256dd02e4dfe3f31dc758a9861e38a
SHA512 c2572beb2e9453b63b628cf5a42f917f11ba90535fbbb9cd62d9c39f630612c1fa19018c4e97133694be899c23d1218141521e7ca69444d5c683696fd8d8054f
SSDEEP 24576:fRwYSNVRxajPv1Bx0Q2kZ23usvuB1PphZjZsXdKIfpqmZGuCbILlCa7YM:5+aj3pLEFu99IfkI6S
TLSH
T17995021199C83FB9CFAC661940FE161EA3F049CA501A7989EF73BD4BBFE7A044117198
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

adware defense_evasion discovery execution formbook rat spyware stealer trojan

Malware Config

Signatures

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

Formbook payload 5 IoCs

rat

resource	yara_rule
behavioral1/memory/5432-17-0x0000000000560000-0x00000000005A6000-memory.dmp	family_formbook
behavioral1/memory/5432-19-0x0000000000560000-0x00000000005A6000-memory.dmp	family_formbook
behavioral1/memory/5432-21-0x0000000000560000-0x00000000005A6000-memory.dmp	family_formbook
behavioral1/memory/5432-27-0x0000000000560000-0x00000000005A6000-memory.dmp	family_formbook
behavioral1/memory/3024-29-0x0000000000D60000-0x0000000000DA3000-memory.dmp	family_formbook

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
17	3772	wscript.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1128	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-1-5-21-914486190-3969805341-592249730-1000\Control Panel\International\Geo\Nation	wscript.exe

ConfuserEx .NET packer 1 IoCs

Detects ConfuserEx .NET packer.

resource	yara_rule
behavioral1/memory/1128-13-0x00000235CDAA0000-0x00000235CDAB0000-memory.dmp	ConfuserEx

Suspicious use of SetThreadContext 14 IoCs

description	pid	Process	procid_target
PID 1128 set thread context of 5432	1128	powershell.exe	95
PID 5432 set thread context of 3772	5432	aspnet_compiler.exe	85
PID 5432 set thread context of 3024	5432	aspnet_compiler.exe	96
PID 1128 set thread context of 5908	1128	powershell.exe	106
PID 3024 set thread context of 3772	3024	fixmapi.exe	85
PID 1128 set thread context of 2776	1128	powershell.exe	115
PID 1128 set thread context of 4100	1128	powershell.exe	117
PID 1128 set thread context of 6068	1128	powershell.exe	121
PID 3024 set thread context of 5024	3024	fixmapi.exe	120
PID 1128 set thread context of 3992	1128	powershell.exe	124
PID 1128 set thread context of 772	1128	powershell.exe	125
PID 1128 set thread context of 1160	1128	powershell.exe	128
PID 3024 set thread context of 1372	3024	fixmapi.exe	126
PID 3024 set thread context of 6136	3024	fixmapi.exe	135

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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 1 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	fixmapi.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
5492	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-914486190-3969805341-592249730-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	fixmapi.exe

Suspicious behavior: EnumeratesProcesses 45 IoCs

pid	Process
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
5432	aspnet_compiler.exe
5432	aspnet_compiler.exe
5432	aspnet_compiler.exe
5432	aspnet_compiler.exe
1128	powershell.exe
3024	fixmapi.exe
3024	fixmapi.exe
3024	fixmapi.exe
3024	fixmapi.exe
1128	powershell.exe
5908	aspnet_compiler.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
2776	aspnet_compiler.exe
1128	powershell.exe
4100	aspnet_compiler.exe
1128	powershell.exe
6068	aspnet_compiler.exe
1128	powershell.exe
3992	aspnet_compiler.exe
1128	powershell.exe
772	aspnet_compiler.exe
1128	powershell.exe
1128	powershell.exe
1128	powershell.exe
1160	aspnet_compiler.exe

Suspicious behavior: MapViewOfSection 11 IoCs

pid	Process
5432	aspnet_compiler.exe
3772	wscript.exe
3772	wscript.exe
3024	fixmapi.exe
3024	fixmapi.exe
3024	fixmapi.exe
3024	fixmapi.exe
3024	fixmapi.exe
3024	fixmapi.exe
3024	fixmapi.exe
3024	fixmapi.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1128	powershell.exe
Token: SeDebugPrivilege	5492	taskkill.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 1128	3772	wscript.exe	86
PID 1128 wrote to memory of 2244	1128	powershell.exe	88
PID 1128 wrote to memory of 5108	1128	powershell.exe	89
PID 1128 wrote to memory of 4540	1128	powershell.exe	90
PID 1128 wrote to memory of 788	1128	powershell.exe	91
PID 1128 wrote to memory of 3824	1128	powershell.exe	92
PID 1128 wrote to memory of 2952	1128	powershell.exe	94
PID 1128 wrote to memory of 5432	1128	powershell.exe	95
PID 1128 wrote to memory of 5432	1128	powershell.exe	95
PID 1128 wrote to memory of 5432	1128	powershell.exe	95
PID 3772 wrote to memory of 3024	3772	wscript.exe	96
PID 1128 wrote to memory of 5908	1128	powershell.exe	106
PID 1128 wrote to memory of 5908	1128	powershell.exe	106
PID 1128 wrote to memory of 5908	1128	powershell.exe	106
PID 1128 wrote to memory of 5384	1128	powershell.exe	113
PID 1128 wrote to memory of 5412	1128	powershell.exe	114
PID 1128 wrote to memory of 2776	1128	powershell.exe	115
PID 1128 wrote to memory of 2776	1128	powershell.exe	115
PID 1128 wrote to memory of 2776	1128	powershell.exe	115
PID 1128 wrote to memory of 4100	1128	powershell.exe	117
PID 1128 wrote to memory of 4100	1128	powershell.exe	117
PID 1128 wrote to memory of 4100	1128	powershell.exe	117
PID 3024 wrote to memory of 5024	3024	fixmapi.exe	120
PID 1128 wrote to memory of 6068	1128	powershell.exe	121
PID 1128 wrote to memory of 6068	1128	powershell.exe	121
PID 1128 wrote to memory of 6068	1128	powershell.exe	121
PID 1128 wrote to memory of 3992	1128	powershell.exe	124
PID 1128 wrote to memory of 3992	1128	powershell.exe	124
PID 1128 wrote to memory of 3992	1128	powershell.exe	124
PID 1128 wrote to memory of 772	1128	powershell.exe	125
PID 1128 wrote to memory of 772	1128	powershell.exe	125
PID 1128 wrote to memory of 772	1128	powershell.exe	125
PID 3024 wrote to memory of 1372	3024	fixmapi.exe	126
PID 1128 wrote to memory of 5092	1128	powershell.exe	127
PID 1128 wrote to memory of 1160	1128	powershell.exe	128
PID 1128 wrote to memory of 1160	1128	powershell.exe	128
PID 1128 wrote to memory of 1160	1128	powershell.exe	128
PID 3772 wrote to memory of 5492	3772	wscript.exe	129
PID 3024 wrote to memory of 6136	3024	fixmapi.exe	135

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Order request 204S095.js"
1⤵
- Badlisted process makes network request
- Checks computer location settings
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3772
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_q4nNjdchJfGc_1776239678838.ps1"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1128
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2244
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:5108
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4540
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:788
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3824
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2952
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    PID:5432
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:5908
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:5384
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:5412
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2776
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4100
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:6068
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3992
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:772
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:5092
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1160
- C:\Windows\SysWOW64\fixmapi.exe
  "C:\Windows\SysWOW64\fixmapi.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3024
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    3⤵
    PID:5024
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:1372
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:6136
- C:\Windows\System32\taskkill.exe
  "C:\Windows\System32\taskkill.exe" /f /im wscript.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:5492

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:2804

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:5996

C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
1⤵
PID:4396

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

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Downloads

ps_q4nNjdchJfGc_1776239678838.ps1

Path C:\Temp\ps_q4nNjdchJfGc_1776239678838.ps1
Size 1.4MB
SHA256 5d69540ce020e32e5425e58ac9f575d286a6187b32e41a88714f93df199a3bc2
MD5 f04483813a4fcaaa92562ec6e6729854
SHA1 92da76d8004f25a458e2eead9d016f14ef7d5397
SHA512 06e7e1ffd1058a5a282dbc6137d04405e84f371faf105846884e4973ebca0834a0656a1a4bbc1f7577ce27f978ea253881f66c2853d5c381c3b601fbb4fe62f2
SSDEEP 24576:zPkoKgskfqI/wqFRq6xPINnmPAlZ1BLkYg+9/rIuGhi7JFRkRrM6A/8S:zPkvKqI/wsR1ORmIfVxMuIi7jzN/t
TLSH
T1256533314FD07C71893F8B05607B7E6D83B612B2A445C5EE2DC93A956F2E78902BB50E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

__PSScriptPolicyTest_vvvgi410.oly.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vvvgi410.oly.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1128-16-0x00000235E6020000-0x00000235E6030000-memory.dmp

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memory/1128-5-0x00000235E60D0000-0x00000235E60F2000-memory.dmp

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memory/1128-1-0x00000235E6020000-0x00000235E6030000-memory.dmp

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memory/1128-12-0x00000235E6020000-0x00000235E6030000-memory.dmp

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memory/1128-13-0x00000235CDAA0000-0x00000235CDAB0000-memory.dmp

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memory/1128-14-0x00000235E6010000-0x00000235E6016000-memory.dmp

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memory/1128-20-0x00000235E6020000-0x00000235E6030000-memory.dmp

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memory/1128-22-0x00000235E6020000-0x00000235E6030000-memory.dmp

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memory/1128-2-0x00000235E6020000-0x00000235E6030000-memory.dmp

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memory/1372-49-0x0000013157D80000-0x0000013157E96000-memory.dmp

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memory/3024-31-0x0000000002C00000-0x0000000002C75000-memory.dmp

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memory/3024-29-0x0000000000D60000-0x0000000000DA3000-memory.dmp

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memory/3024-25-0x0000000000D60000-0x0000000000DA3000-memory.dmp

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memory/3772-32-0x0000000000220000-0x000000000148A000-memory.dmp

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memory/3772-33-0x000001FEE16E0000-0x000001FEE17A2000-memory.dmp

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memory/3772-24-0x0000000000220000-0x000000000148A000-memory.dmp

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memory/3772-50-0x000001FEE16E0000-0x000001FEE17A2000-memory.dmp

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memory/5024-41-0x000001D263B20000-0x000001D263C32000-memory.dmp

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memory/5432-21-0x0000000000560000-0x00000000005A6000-memory.dmp

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memory/5432-27-0x0000000000560000-0x00000000005A6000-memory.dmp

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memory/5432-28-0x0000000001250000-0x0000000001275000-memory.dmp

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memory/5432-26-0x0000000000560000-0x00000000005A6000-memory.dmp

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memory/5432-23-0x0000000001250000-0x0000000001275000-memory.dmp

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memory/5432-19-0x0000000000560000-0x00000000005A6000-memory.dmp

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memory/5432-18-0x0000000000ED0000-0x000000000121A000-memory.dmp

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memory/5432-17-0x0000000000560000-0x00000000005A6000-memory.dmp

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memory/5432-15-0x0000000000400000-0x0000000000446000-memory.dmp

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memory/6136-53-0x000001E69D150000-0x000001E69D260000-memory.dmp

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