formbook | aa6874a63646474141e2928b094c5dc15a1fc2ea610ece7ca7f95b80ec856be5

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
08-12-2022 10:06

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General

Target

Confirmation transfer Ref No_0033463247892.exe
Size

890KB
MD5

03c738a9106a7ba9bad7f4995d52f028
SHA1

204762dbb01579ea39295660d86085591578e0a1
SHA256

aa6874a63646474141e2928b094c5dc15a1fc2ea610ece7ca7f95b80ec856be5
SHA512

d87e427aa177cd28b989e00a4bb382679054009a55021834319ee78bcc181b91d72b639c78fceb7e89584aef552af2fbb7cd90ec76719fb8cc81b18acf4e8c8d
SSDEEP

24576:jmRx3Gdhk0yClxNwArBMQm8i9eXiDdEPf:jmr32hkGFxBlmFezP

Score

10^/10

formbook q4k5 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

q4k5

Decoy

ZXN4RZ1db9JIzC7mhQ==

5+KpXZWys/DewpGQbChh6uPT5SNzFQ==

A8YuEKESXrzBhw==

uYH/9+Amwe1ZMkaR

KAusoWlA4I1Rt0P0jA==

AgIBy9IHiq8cdo4h47hB

PsX/0DrQRr+0hQ==

3z4v9UwXBjNTf48h47hB

bySPUkT+SFuT

VsQK5NkDks06l5z+TUG3eetd/twx2Mcjlg==

3+DcnQWuXG84sOphj5LEHIv/hA==

TOZXSDkjSHDoLk/pl2HYpOXJ

q7GGZ9KJrss/oTNwyxI=

2+O/k7y22Qo=

Joatk/qnSoO3q48h47hB

KT1UQcQ9yxWFQzCI

onRBEIHmYIl9XzhAIMtPLFAh5SNzFQ==

a8IY/+/oCDOj2TuM4Ohc

UlIOzyniF1sRnTNwyxI=

8UJiR6gijbvt+exXo7oCvdNV4BE=

Signatures

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

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

Confirmation transfer Ref No_0033463247892.exeConfirmation transfer Ref No_0033463247892.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	Confirmation transfer Ref No_0033463247892.exe
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	Confirmation transfer Ref No_0033463247892.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.exeConfirmation transfer Ref No_0033463247892.execscript.exe

description	pid	process	target process
PID 4812 set thread context of 3992	4812	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 3992 set thread context of 3024	3992	Confirmation transfer Ref No_0033463247892.exe	Explorer.EXE
PID 1988 set thread context of 3024	1988	cscript.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

4016 schtasks.exe

pid	process
4016	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cscript.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cscript.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.exepowershell.exeConfirmation transfer Ref No_0033463247892.execscript.exe

pid	process
4812	Confirmation transfer Ref No_0033463247892.exe
4812	Confirmation transfer Ref No_0033463247892.exe
1472	powershell.exe
1472	powershell.exe
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3024 Explorer.EXE

pid	process
3024	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.execscript.exe

pid	process
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
3992	Confirmation transfer Ref No_0033463247892.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe
1988	cscript.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.exepowershell.exeConfirmation transfer Ref No_0033463247892.execscript.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	4812	Confirmation transfer Ref No_0033463247892.exe
Token: SeDebugPrivilege	1472	powershell.exe
Token: SeDebugPrivilege	3992	Confirmation transfer Ref No_0033463247892.exe
Token: SeDebugPrivilege	1988	cscript.exe
Token: SeShutdownPrivilege	3024	Explorer.EXE
Token: SeCreatePagefilePrivilege	3024	Explorer.EXE
Token: SeShutdownPrivilege	3024	Explorer.EXE
Token: SeCreatePagefilePrivilege	3024	Explorer.EXE
Token: SeShutdownPrivilege	3024	Explorer.EXE
Token: SeCreatePagefilePrivilege	3024	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 4812 wrote to memory of 1472	4812	Confirmation transfer Ref No_0033463247892.exe	powershell.exe
PID 4812 wrote to memory of 1472	4812	Confirmation transfer Ref No_0033463247892.exe	powershell.exe
PID 4812 wrote to memory of 1472	4812	Confirmation transfer Ref No_0033463247892.exe	powershell.exe
PID 4812 wrote to memory of 4016	4812	Confirmation transfer Ref No_0033463247892.exe	schtasks.exe
PID 4812 wrote to memory of 4016	4812	Confirmation transfer Ref No_0033463247892.exe	schtasks.exe
PID 4812 wrote to memory of 4016	4812	Confirmation transfer Ref No_0033463247892.exe	schtasks.exe
PID 4812 wrote to memory of 3992	4812	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 4812 wrote to memory of 3992	4812	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 4812 wrote to memory of 3992	4812	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 4812 wrote to memory of 3992	4812	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 4812 wrote to memory of 3992	4812	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 4812 wrote to memory of 3992	4812	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 3024 wrote to memory of 1988	3024	Explorer.EXE	cscript.exe
PID 3024 wrote to memory of 1988	3024	Explorer.EXE	cscript.exe
PID 3024 wrote to memory of 1988	3024	Explorer.EXE	cscript.exe
PID 1988 wrote to memory of 2080	1988	cscript.exe	Firefox.exe
PID 1988 wrote to memory of 2080	1988	cscript.exe	Firefox.exe
PID 1988 wrote to memory of 2080	1988	cscript.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Users\Admin\AppData\Local\Temp\Confirmation transfer Ref No_0033463247892.exe
  "C:\Users\Admin\AppData\Local\Temp\Confirmation transfer Ref No_0033463247892.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4812
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eSdygJSxTrIOo.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1472
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eSdygJSxTrIOo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp97BC.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:4016
- - C:\Users\Admin\AppData\Local\Temp\Confirmation transfer Ref No_0033463247892.exe
    "C:\Users\Admin\AppData\Local\Temp\Confirmation transfer Ref No_0033463247892.exe"
    3⤵
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3992
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:4384
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:5040
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:548
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1988
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2080

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp97BC.tmp

Filesize
1KB

MD5
1616c5e0c10bd23fc5b71cec56c2aa2f

SHA1
ddeb525b95bc172a289e7ecc180ed26dd92b26ce

SHA256
1646226d26026aae9cced10302b8b0f9abad039bff923d9cdf738759c295c1cf

SHA512
5a36dc8af00d52e1ad5a3c8bdc62afc88d5554970c342e3fded97794fd3de3e3a0ac2de26c6cbbb31ea6e8ec3b965233523d11ffe7c12d20162969784968f43c

Download Submit
memory/1472-145-0x0000000005BB0000-0x0000000005BD2000-memory.dmp

Filesize
136KB

Download
memory/1472-157-0x0000000071A70000-0x0000000071ABC000-memory.dmp

Filesize
304KB

Download
memory/1472-142-0x0000000005550000-0x0000000005B78000-memory.dmp

Filesize
6.2MB

Download
memory/1472-170-0x0000000007A70000-0x0000000007A8A000-memory.dmp

Filesize
104KB

Download
memory/1472-137-0x0000000000000000-mapping.dmp

Download
memory/1472-169-0x0000000007960000-0x000000000796E000-memory.dmp

Filesize
56KB

Download
memory/1472-139-0x0000000002B00000-0x0000000002B36000-memory.dmp

Filesize
216KB

Download
memory/1472-158-0x00000000069D0000-0x00000000069EE000-memory.dmp

Filesize
120KB

Download
memory/1472-156-0x00000000069F0000-0x0000000006A22000-memory.dmp

Filesize
200KB

Download
memory/1472-146-0x0000000005D70000-0x0000000005DD6000-memory.dmp

Filesize
408KB

Download
memory/1472-171-0x0000000007A50000-0x0000000007A58000-memory.dmp

Filesize
32KB

Download
memory/1472-159-0x0000000007D70000-0x00000000083EA000-memory.dmp

Filesize
6.5MB

Download
memory/1472-160-0x0000000007730000-0x000000000774A000-memory.dmp

Filesize
104KB

Download
memory/1472-147-0x0000000005DE0000-0x0000000005E46000-memory.dmp

Filesize
408KB

Download
memory/1472-161-0x00000000077A0000-0x00000000077AA000-memory.dmp

Filesize
40KB

Download
memory/1472-165-0x00000000079B0000-0x0000000007A46000-memory.dmp

Filesize
600KB

Download
memory/1472-150-0x0000000006410000-0x000000000642E000-memory.dmp

Filesize
120KB

Download
memory/1988-162-0x0000000000000000-mapping.dmp

Download
memory/1988-166-0x00000000008C0000-0x00000000008E7000-memory.dmp

Filesize
156KB

Download
memory/1988-167-0x0000000002E90000-0x00000000031DA000-memory.dmp

Filesize
3.3MB

Download
memory/1988-172-0x0000000002DB0000-0x0000000002E3F000-memory.dmp

Filesize
572KB

Download
memory/1988-168-0x0000000000E30000-0x0000000000E5D000-memory.dmp

Filesize
180KB

Download
memory/1988-174-0x0000000000E30000-0x0000000000E5D000-memory.dmp

Filesize
180KB

Download
memory/3024-182-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-189-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-199-0x0000000007920000-0x0000000007930000-memory.dmp

Filesize
64KB

Download
memory/3024-198-0x0000000007920000-0x0000000007930000-memory.dmp

Filesize
64KB

Download
memory/3024-197-0x0000000007920000-0x0000000007930000-memory.dmp

Filesize
64KB

Download
memory/3024-196-0x0000000003120000-0x00000000031FC000-memory.dmp

Filesize
880KB

Download
memory/3024-195-0x0000000007920000-0x0000000007930000-memory.dmp

Filesize
64KB

Download
memory/3024-194-0x0000000007920000-0x0000000007930000-memory.dmp

Filesize
64KB

Download
memory/3024-193-0x0000000007920000-0x0000000007930000-memory.dmp

Filesize
64KB

Download
memory/3024-192-0x0000000003220000-0x0000000003230000-memory.dmp

Filesize
64KB

Download
memory/3024-191-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-190-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-155-0x0000000008820000-0x00000000089CB000-memory.dmp

Filesize
1.7MB

Download
memory/3024-188-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-187-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-173-0x0000000003120000-0x00000000031FC000-memory.dmp

Filesize
880KB

Download
memory/3024-186-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-175-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-176-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-177-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-178-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-179-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-180-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-181-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-185-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-183-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3024-184-0x0000000003210000-0x0000000003220000-memory.dmp

Filesize
64KB

Download
memory/3992-149-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/3992-164-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/3992-154-0x0000000000FF0000-0x0000000001000000-memory.dmp

Filesize
64KB

Download
memory/3992-153-0x0000000000422000-0x0000000000424000-memory.dmp

Filesize
8KB

Download
memory/3992-152-0x0000000001960000-0x0000000001CAA000-memory.dmp

Filesize
3.3MB

Download
memory/3992-163-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3992-143-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3992-148-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3992-141-0x0000000000000000-mapping.dmp

Download
memory/4016-138-0x0000000000000000-mapping.dmp

Download
memory/4812-132-0x0000000000270000-0x0000000000354000-memory.dmp

Filesize
912KB

Download
memory/4812-133-0x00000000051A0000-0x0000000005744000-memory.dmp

Filesize
5.6MB

Download
memory/4812-136-0x00000000078E0000-0x000000000797C000-memory.dmp

Filesize
624KB

Download
memory/4812-135-0x0000000004D90000-0x0000000004D9A000-memory.dmp

Filesize
40KB

Download
memory/4812-134-0x0000000004CE0000-0x0000000004D72000-memory.dmp

Filesize
584KB

Download