formbook | 7351be6f0f343fff3cc33d3b70a75a1a1de3a5d4c9e74b9a4af32f14461f5de5

General

Target

New Po 09902.exe
Size

478KB
MD5

3029a36f03c0bb9cf0df21837c0abba9
SHA1

832ec6f1c93bd8d8f0fcb963a786df0fa4e1c7d0
SHA256

7351be6f0f343fff3cc33d3b70a75a1a1de3a5d4c9e74b9a4af32f14461f5de5
SHA512

6a4966df7b81f353b521283b3d6f7cb929d7f67cb686ab9ef44d883c609bf18ffbacf407963e2058c55a11084b82e37b13b481d498eaf785d23870dec9b767b8

Score

10^/10

formbook dn7r rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

C2

http://www.yourherogarden.net/dn7r/

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1404-55-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1404-56-0x000000000041F200-mapping.dmp	formbook
behavioral1/memory/524-63-0x00000000000E0000-0x000000000010F000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1384 cmd.exe
Loads dropped DLL 1 IoCs

Processes:

New Po 09902.exe

pid process

2024 New Po 09902.exe

pid	process
1384	cmd.exe

pid	process
2024	New Po 09902.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

New Po 09902.exeNew Po 09902.exewlanext.exe

description	pid	process	target process
PID 2024 set thread context of 1404	2024	New Po 09902.exe	New Po 09902.exe
PID 1404 set thread context of 1264	1404	New Po 09902.exe	Explorer.EXE
PID 524 set thread context of 1264	524	wlanext.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

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

New Po 09902.exewlanext.exe

pid	process
1404	New Po 09902.exe
1404	New Po 09902.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe
524	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

New Po 09902.exewlanext.exe

pid process

1404 New Po 09902.exe
1404 New Po 09902.exe
1404 New Po 09902.exe
524 wlanext.exe
524 wlanext.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

New Po 09902.exewlanext.exe

description pid process

Token: SeDebugPrivilege 1404 New Po 09902.exe
Token: SeDebugPrivilege 524 wlanext.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
1264 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
1264 Explorer.EXE

pid	process
1264	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1404	New Po 09902.exe
Token: SeDebugPrivilege	524	wlanext.exe

pid	process
1264	Explorer.EXE
1264	Explorer.EXE

pid	process
1264	Explorer.EXE
1264	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

New Po 09902.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 2024 wrote to memory of 1404	2024	New Po 09902.exe	New Po 09902.exe
PID 2024 wrote to memory of 1404	2024	New Po 09902.exe	New Po 09902.exe
PID 2024 wrote to memory of 1404	2024	New Po 09902.exe	New Po 09902.exe
PID 2024 wrote to memory of 1404	2024	New Po 09902.exe	New Po 09902.exe
PID 2024 wrote to memory of 1404	2024	New Po 09902.exe	New Po 09902.exe
PID 2024 wrote to memory of 1404	2024	New Po 09902.exe	New Po 09902.exe
PID 2024 wrote to memory of 1404	2024	New Po 09902.exe	New Po 09902.exe
PID 1264 wrote to memory of 524	1264	Explorer.EXE	wlanext.exe
PID 1264 wrote to memory of 524	1264	Explorer.EXE	wlanext.exe
PID 1264 wrote to memory of 524	1264	Explorer.EXE	wlanext.exe
PID 1264 wrote to memory of 524	1264	Explorer.EXE	wlanext.exe
PID 524 wrote to memory of 1384	524	wlanext.exe	cmd.exe
PID 524 wrote to memory of 1384	524	wlanext.exe	cmd.exe
PID 524 wrote to memory of 1384	524	wlanext.exe	cmd.exe
PID 524 wrote to memory of 1384	524	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1264

C:\Users\Admin\AppData\Local\Temp\New Po 09902.exe
"C:\Users\Admin\AppData\Local\Temp\New Po 09902.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2024

C:\Users\Admin\AppData\Local\Temp\New Po 09902.exe
"C:\Users\Admin\AppData\Local\Temp\New Po 09902.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1404

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:524

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\New Po 09902.exe"
3⤵
- Deletes itself
PID:1384

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nsnD05A.tmp\woaqvdvw.dll
MD5
b5b7e28fe39b884c43bc081c77ede446

SHA1
0c71ce0583740c7a9bf05beaf34b9fa25da0ed4e

SHA256
5e20b5e343419d642a7edb36257dc9a8eff2e2fdec108569b5e0a7679b473e46

SHA512
a19ec645d94ee96db4bc6178cda198d6610e409046d46274b5883b123e87d35e48c04119f64dab79d9f708b03a4709c4a7b8197c7ef30f31faef4acadd4d6cfe

Download Submit
memory/524-61-0x0000000000000000-mapping.dmp

Download
memory/524-66-0x0000000001E30000-0x0000000001EC4000-memory.dmp

Filesize
592KB

Download
memory/524-65-0x0000000002100000-0x0000000002403000-memory.dmp

Filesize
3.0MB

Download
memory/524-63-0x00000000000E0000-0x000000000010F000-memory.dmp

Filesize
188KB

Download
memory/524-62-0x0000000000080000-0x0000000000096000-memory.dmp

Filesize
88KB

Download
memory/1264-60-0x0000000006E50000-0x0000000006F7C000-memory.dmp

Filesize
1.2MB

Download
memory/1264-67-0x0000000007F10000-0x0000000008014000-memory.dmp

Filesize
1.0MB

Download
memory/1384-64-0x0000000000000000-mapping.dmp

Download
memory/1404-59-0x0000000000340000-0x0000000000355000-memory.dmp

Filesize
84KB

Download
memory/1404-58-0x00000000008E0000-0x0000000000BE3000-memory.dmp

Filesize
3.0MB

Download
memory/1404-56-0x000000000041F200-mapping.dmp

Download
memory/1404-55-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2024-53-0x0000000075821000-0x0000000075823000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads