formbook | b196af30d4f938648c5c626b0c578d73d7d1c4f09b2228800ca78744bf508c06

Analysis

max time kernel
204s
max time network
209s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2023, 04:47

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General

Target

Drawing.exe
Size

603KB
MD5

9edfa017d41749f89e3ed03de95be047
SHA1

a4ff313cafc64343ffa7afe7ff03fe9f872ab28a
SHA256

b196af30d4f938648c5c626b0c578d73d7d1c4f09b2228800ca78744bf508c06
SHA512

82c24694b21c70096fc8eb5d8dfedf73b03fc88e12206fc8457585fe60b92e72a94d523ab0dc2f1196ef204f90557f5d5360772fce5264440e657b0e22ece68c
SSDEEP

12288:NtHzPrD6MqJ0yadE1dewjSVbJKKGIQh7/xPM7cNmU6:njDZq6dEKJKrIQh7/oU6

Score

10^/10

formbook go95 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

go95

Decoy

shellveil.com

digitaldame.shop

gsqjrl.top

freitasfamilylaw.com

alliancetransportllc.com

connecthospitality.work

awwaloon.com

fomohour.xyz

sjapkhuf.top

designmcraft.com

travelguidanceer.pro

vejashoessuomi.com

smallsipsteel.com

hallowedhavenstudios.com

bestonsports.com

touxiong53a.com

azgskyhvz4.top

strategicroulette.com

69farma.com

cosmosoftventures.com

Signatures

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
behavioral2/memory/3296-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3296-41-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4372-51-0x0000000000F30000-0x0000000000F5F000-memory.dmp	formbook
behavioral2/memory/4372-57-0x0000000000F30000-0x0000000000F5F000-memory.dmp	formbook
behavioral2/memory/4372-59-0x0000000000F30000-0x0000000000F5F000-memory.dmp	formbook

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-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation	Drawing.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 64 set thread context of 3296	64	Drawing.exe	100
PID 3296 set thread context of 3324	3296	Drawing.exe	53
PID 4372 set thread context of 3324	4372	svchost.exe	53

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

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/Job

T1053

pid	Process
2344	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
4984	powershell.exe
4984	powershell.exe
3296	Drawing.exe
3296	Drawing.exe
3296	Drawing.exe
3296	Drawing.exe
3296	Drawing.exe
3296	Drawing.exe
4984	powershell.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe
4372	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3324	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3296	Drawing.exe
3296	Drawing.exe
3296	Drawing.exe
4372	svchost.exe
4372	svchost.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	4984	powershell.exe
Token: SeDebugPrivilege	3296	Drawing.exe
Token: SeDebugPrivilege	4372	svchost.exe
Token: SeShutdownPrivilege	3324	Explorer.EXE
Token: SeCreatePagefilePrivilege	3324	Explorer.EXE
Token: SeShutdownPrivilege	3324	Explorer.EXE
Token: SeCreatePagefilePrivilege	3324	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3324	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 64 wrote to memory of 4984	64	Drawing.exe	96
PID 64 wrote to memory of 4984	64	Drawing.exe	96
PID 64 wrote to memory of 4984	64	Drawing.exe	96
PID 64 wrote to memory of 2344	64	Drawing.exe	98
PID 64 wrote to memory of 2344	64	Drawing.exe	98
PID 64 wrote to memory of 2344	64	Drawing.exe	98
PID 64 wrote to memory of 3296	64	Drawing.exe	100
PID 64 wrote to memory of 3296	64	Drawing.exe	100
PID 64 wrote to memory of 3296	64	Drawing.exe	100
PID 64 wrote to memory of 3296	64	Drawing.exe	100
PID 64 wrote to memory of 3296	64	Drawing.exe	100
PID 64 wrote to memory of 3296	64	Drawing.exe	100
PID 3324 wrote to memory of 4372	3324	Explorer.EXE	102
PID 3324 wrote to memory of 4372	3324	Explorer.EXE	102
PID 3324 wrote to memory of 4372	3324	Explorer.EXE	102
PID 4372 wrote to memory of 1768	4372	svchost.exe	104
PID 4372 wrote to memory of 1768	4372	svchost.exe	104
PID 4372 wrote to memory of 1768	4372	svchost.exe	104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3324
- C:\Users\Admin\AppData\Local\Temp\Drawing.exe
  "C:\Users\Admin\AppData\Local\Temp\Drawing.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:64
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NKLDrvsKeZqp.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4984
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NKLDrvsKeZqp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6B14.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2344
- - C:\Users\Admin\AppData\Local\Temp\Drawing.exe
    "C:\Users\Admin\AppData\Local\Temp\Drawing.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3296
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4372
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Drawing.exe"
    3⤵
    PID:1768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gpqkhfcj.ggl.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6B14.tmp

Filesize
1KB

MD5
4363a36b101b47ca0d2cc5f94c27e3d2

SHA1
e305bbc35b19a7ab5e823a4f74247189b482135d

SHA256
a0ab2b19f92bb0e3146b2fa749a65dbd06e113df5c4b92e10df34450ed6d3fb5

SHA512
b425ef203fa5e3cb57a8bcfb5b9febfe2b8da220de2c7507453fc3ade67e6a144a7407d9209efb4091e32e1deb52fe4e83398a98228d7dbce26769c2c4189c1b

Download Submit
memory/64-10-0x00000000060F0000-0x00000000060FC000-memory.dmp

Filesize
48KB

Download
memory/64-11-0x0000000009460000-0x00000000094CE000-memory.dmp

Filesize
440KB

Download
memory/64-4-0x0000000004F00000-0x0000000004F10000-memory.dmp

Filesize
64KB

Download
memory/64-5-0x0000000004E90000-0x0000000004E9A000-memory.dmp

Filesize
40KB

Download
memory/64-6-0x00000000092B0000-0x00000000092CA000-memory.dmp

Filesize
104KB

Download
memory/64-7-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/64-8-0x0000000004F00000-0x0000000004F10000-memory.dmp

Filesize
64KB

Download
memory/64-9-0x00000000060E0000-0x00000000060EA000-memory.dmp

Filesize
40KB

Download
memory/64-1-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/64-3-0x0000000004CE0000-0x0000000004D72000-memory.dmp

Filesize
584KB

Download
memory/64-12-0x000000000BD30000-0x000000000BDCC000-memory.dmp

Filesize
624KB

Download
memory/64-2-0x00000000051B0000-0x0000000005754000-memory.dmp

Filesize
5.6MB

Download
memory/64-37-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/64-0-0x0000000000250000-0x00000000002EE000-memory.dmp

Filesize
632KB

Download
memory/3296-39-0x0000000000F00000-0x000000000124A000-memory.dmp

Filesize
3.3MB

Download
memory/3296-42-0x0000000000A80000-0x0000000000A94000-memory.dmp

Filesize
80KB

Download
memory/3296-41-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3296-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3324-64-0x0000000008C10000-0x0000000008D25000-memory.dmp

Filesize
1.1MB

Download
memory/3324-63-0x0000000008C10000-0x0000000008D25000-memory.dmp

Filesize
1.1MB

Download
memory/3324-67-0x0000000008C10000-0x0000000008D25000-memory.dmp

Filesize
1.1MB

Download
memory/3324-43-0x0000000008B20000-0x0000000008C10000-memory.dmp

Filesize
960KB

Download
memory/4372-57-0x0000000000F30000-0x0000000000F5F000-memory.dmp

Filesize
188KB

Download
memory/4372-54-0x0000000001C00000-0x0000000001F4A000-memory.dmp

Filesize
3.3MB

Download
memory/4372-59-0x0000000000F30000-0x0000000000F5F000-memory.dmp

Filesize
188KB

Download
memory/4372-62-0x0000000001AA0000-0x0000000001B33000-memory.dmp

Filesize
588KB

Download
memory/4372-51-0x0000000000F30000-0x0000000000F5F000-memory.dmp

Filesize
188KB

Download
memory/4372-47-0x0000000000470000-0x000000000047E000-memory.dmp

Filesize
56KB

Download
memory/4372-49-0x0000000000470000-0x000000000047E000-memory.dmp

Filesize
56KB

Download
memory/4984-18-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4984-46-0x0000000005090000-0x00000000050A0000-memory.dmp

Filesize
64KB

Download
memory/4984-45-0x0000000006630000-0x000000000667C000-memory.dmp

Filesize
304KB

Download
memory/4984-44-0x00000000065D0000-0x00000000065EE000-memory.dmp

Filesize
120KB

Download
memory/4984-50-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/4984-38-0x00000000060E0000-0x0000000006434000-memory.dmp

Filesize
3.3MB

Download
memory/4984-52-0x0000000005090000-0x00000000050A0000-memory.dmp

Filesize
64KB

Download
memory/4984-53-0x0000000005090000-0x00000000050A0000-memory.dmp

Filesize
64KB

Download
memory/4984-25-0x0000000005F00000-0x0000000005F66000-memory.dmp

Filesize
408KB

Download
memory/4984-56-0x0000000005090000-0x00000000050A0000-memory.dmp

Filesize
64KB

Download
memory/4984-27-0x0000000005F70000-0x0000000005FD6000-memory.dmp

Filesize
408KB

Download
memory/4984-23-0x0000000005E30000-0x0000000005E52000-memory.dmp

Filesize
136KB

Download
memory/4984-22-0x0000000005090000-0x00000000050A0000-memory.dmp

Filesize
64KB

Download
memory/4984-21-0x0000000005090000-0x00000000050A0000-memory.dmp

Filesize
64KB

Download
memory/4984-19-0x00000000056D0000-0x0000000005CF8000-memory.dmp

Filesize
6.2MB

Download
memory/4984-17-0x0000000004FF0000-0x0000000005026000-memory.dmp

Filesize
216KB

Download
memory/4984-69-0x000000007EF00000-0x000000007EF10000-memory.dmp

Filesize
64KB

Download
memory/4984-70-0x0000000007790000-0x00000000077C2000-memory.dmp

Filesize
200KB

Download
memory/4984-71-0x0000000075BA0000-0x0000000075BEC000-memory.dmp

Filesize
304KB

Download
memory/4984-81-0x0000000006B90000-0x0000000006BAE000-memory.dmp

Filesize
120KB

Download
memory/4984-82-0x00000000077D0000-0x0000000007873000-memory.dmp

Filesize
652KB

Download
memory/4984-83-0x0000000007F30000-0x00000000085AA000-memory.dmp

Filesize
6.5MB

Download
memory/4984-84-0x00000000078F0000-0x000000000790A000-memory.dmp

Filesize
104KB

Download
memory/4984-85-0x0000000007950000-0x000000000795A000-memory.dmp

Filesize
40KB

Download
memory/4984-86-0x0000000007B80000-0x0000000007C16000-memory.dmp

Filesize
600KB

Download
memory/4984-87-0x0000000007AF0000-0x0000000007B01000-memory.dmp

Filesize
68KB

Download
memory/4984-88-0x0000000007B30000-0x0000000007B3E000-memory.dmp

Filesize
56KB

Download
memory/4984-89-0x0000000007B40000-0x0000000007B54000-memory.dmp

Filesize
80KB

Download
memory/4984-90-0x0000000007C20000-0x0000000007C3A000-memory.dmp

Filesize
104KB

Download
memory/4984-91-0x0000000007B70000-0x0000000007B78000-memory.dmp

Filesize
32KB

Download
memory/4984-93-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download