formbook | 8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2025 04:08

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General

Target

8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe
Size

661KB
MD5

4b1b3a715305efece2e7c37c5346a719
SHA1

d4b0fd026b293bc0131706a49d73db072b0b136c
SHA256

8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049
SHA512

18c3eb1dc929b4c7143b2f6b9327b78e6c3cfbbff87216cabbe23de32985e694ba1bcdc5ae737e69472147a4d8d6475fdcd24ffdf4ad1357fef97fb5147335d7
SSDEEP

12288:M6YRxA4Y5lyA/BxSPCNiITWBlyZWuActY/V/5E0bblR+1Y7NyEFcePZCR:URo7Sy4uActY/VFT+EyMZCR

Score

10^/10

formbook 3nop discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

Decoy

subur88wap.sbs

tyai1.top

skillbeast.site

kcclassiccars.net

lghomes.net

eijanno.cyou

work-in-usa-60100.bond

268chill.store

bharatwin.biz

cakjitu01.xyz

misafert.xyz

hiretemp.net

lvekz-onearmed.top

amanda-manopo.info

seo-companies22.online

casinowalletth.net

maynrson.monster

bewizi.com

thedronetechhub.shop

car-insurance-93947.bond

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/3396-34-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3396-41-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1244-75-0x0000000000B50000-0x0000000000B7F000-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
5112	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2976 set thread context of 3396	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	90
PID 3396 set thread context of 3432	3396	RegSvcs.exe	56
PID 1244 set thread context of 3432	1244	control.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.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
4896	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe
5112	powershell.exe
2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe
3396	RegSvcs.exe
3396	RegSvcs.exe
5112	powershell.exe
3396	RegSvcs.exe
3396	RegSvcs.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe
1244	control.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3396	RegSvcs.exe
3396	RegSvcs.exe
3396	RegSvcs.exe
1244	control.exe
1244	control.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe
Token: SeDebugPrivilege	5112	powershell.exe
Token: SeDebugPrivilege	3396	RegSvcs.exe
Token: SeDebugPrivilege	1244	control.exe
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 5112	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	85
PID 2976 wrote to memory of 5112	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	85
PID 2976 wrote to memory of 5112	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	85
PID 2976 wrote to memory of 4896	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	87
PID 2976 wrote to memory of 4896	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	87
PID 2976 wrote to memory of 4896	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	87
PID 2976 wrote to memory of 3396	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	90
PID 2976 wrote to memory of 3396	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	90
PID 2976 wrote to memory of 3396	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	90
PID 2976 wrote to memory of 3396	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	90
PID 2976 wrote to memory of 3396	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	90
PID 2976 wrote to memory of 3396	2976	8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe	90
PID 3432 wrote to memory of 1244	3432	Explorer.EXE	91
PID 3432 wrote to memory of 1244	3432	Explorer.EXE	91
PID 3432 wrote to memory of 1244	3432	Explorer.EXE	91
PID 1244 wrote to memory of 824	1244	control.exe	93
PID 1244 wrote to memory of 824	1244	control.exe	93
PID 1244 wrote to memory of 824	1244	control.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3432
- C:\Users\Admin\AppData\Local\Temp\8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.exe
  "C:\Users\Admin\AppData\Local\Temp\8389b3ecce08249b5d4ad5eede18ef1136f4acef3137fcd9fd4850082e090049.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:2976
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tXKIoQjujENj.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5112
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tXKIoQjujENj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEE29.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4896
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3396
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.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:1244
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:824

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zqcquoko.a1h.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEE29.tmp

Filesize
1KB

MD5
3fd60509f92d8d63765fcb9eca9e952c

SHA1
c4a7638a108f017ee2b9ce7105c66ec972405964

SHA256
a6cccd387e37715e2952ab4c661e0139ed31f4f9560592d06550cd29dcbcb9b1

SHA512
f78381b55c4ded36c2fb15ebef0e5a9764ade33d7ac5b57dee98713c7880ebe178d09678596c1982d4e1b07694ae7be6887a775f3d68ad097f289ff8612e55c7

Download Submit
memory/1244-75-0x0000000000B50000-0x0000000000B7F000-memory.dmp

Filesize
188KB

Download
memory/1244-71-0x0000000000500000-0x0000000000527000-memory.dmp

Filesize
156KB

Download
memory/2976-10-0x0000000009FE0000-0x000000000A07C000-memory.dmp

Filesize
624KB

Download
memory/2976-3-0x0000000004BB0000-0x0000000004C42000-memory.dmp

Filesize
584KB

Download
memory/2976-6-0x0000000004F40000-0x0000000004F5A000-memory.dmp

Filesize
104KB

Download
memory/2976-7-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2976-8-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2976-9-0x0000000007860000-0x00000000078DA000-memory.dmp

Filesize
488KB

Download
memory/2976-36-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2976-1-0x0000000000090000-0x000000000013C000-memory.dmp

Filesize
688KB

Download
memory/2976-4-0x0000000004B40000-0x0000000004B4A000-memory.dmp

Filesize
40KB

Download
memory/2976-5-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2976-2-0x0000000005160000-0x0000000005704000-memory.dmp

Filesize
5.6MB

Download
memory/2976-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/3396-42-0x0000000000EF0000-0x0000000000F05000-memory.dmp

Filesize
84KB

Download
memory/3396-41-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3396-37-0x0000000001400000-0x000000000174A000-memory.dmp

Filesize
3.3MB

Download
memory/3396-34-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3432-43-0x00000000028B0000-0x0000000002A24000-memory.dmp

Filesize
1.5MB

Download
memory/3432-79-0x0000000002AC0000-0x0000000002B81000-memory.dmp

Filesize
772KB

Download
memory/5112-38-0x0000000005A50000-0x0000000005A6E000-memory.dmp

Filesize
120KB

Download
memory/5112-56-0x0000000006C20000-0x0000000006C3E000-memory.dmp

Filesize
120KB

Download
memory/5112-23-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/5112-21-0x0000000004980000-0x00000000049A2000-memory.dmp

Filesize
136KB

Download
memory/5112-22-0x0000000004BA0000-0x0000000004C06000-memory.dmp

Filesize
408KB

Download
memory/5112-40-0x0000000005B00000-0x0000000005B4C000-memory.dmp

Filesize
304KB

Download
memory/5112-19-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/5112-18-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/5112-44-0x000000007F4A0000-0x000000007F4B0000-memory.dmp

Filesize
64KB

Download
memory/5112-45-0x00000000069E0000-0x0000000006A12000-memory.dmp

Filesize
200KB

Download
memory/5112-46-0x0000000074DD0000-0x0000000074E1C000-memory.dmp

Filesize
304KB

Download
memory/5112-57-0x0000000006C40000-0x0000000006CE3000-memory.dmp

Filesize
652KB

Download
memory/5112-58-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/5112-59-0x0000000004770000-0x0000000004780000-memory.dmp

Filesize
64KB

Download
memory/5112-60-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/5112-33-0x00000000054C0000-0x0000000005814000-memory.dmp

Filesize
3.3MB

Download
memory/5112-61-0x00000000073C0000-0x0000000007A3A000-memory.dmp

Filesize
6.5MB

Download
memory/5112-62-0x0000000006D80000-0x0000000006D9A000-memory.dmp

Filesize
104KB

Download
memory/5112-63-0x0000000006DF0000-0x0000000006DFA000-memory.dmp

Filesize
40KB

Download
memory/5112-64-0x0000000007000000-0x0000000007096000-memory.dmp

Filesize
600KB

Download
memory/5112-65-0x0000000006F80000-0x0000000006F91000-memory.dmp

Filesize
68KB

Download
memory/5112-66-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/5112-67-0x0000000006FB0000-0x0000000006FBE000-memory.dmp

Filesize
56KB

Download
memory/5112-68-0x0000000006FC0000-0x0000000006FD4000-memory.dmp

Filesize
80KB

Download
memory/5112-69-0x00000000070C0000-0x00000000070DA000-memory.dmp

Filesize
104KB

Download
memory/5112-70-0x00000000070A0000-0x00000000070A8000-memory.dmp

Filesize
32KB

Download
memory/5112-17-0x0000000004DB0000-0x00000000053D8000-memory.dmp

Filesize
6.2MB

Download
memory/5112-74-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/5112-16-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/5112-15-0x0000000002120000-0x0000000002156000-memory.dmp

Filesize
216KB

Download