formbook | ef2754157037c661f6acf043f9af565be640a4bf7cc569fd38ae605c919e60e3

General

Target

orden de muestras de productos.exe
Size

1.1MB
MD5

a92473f407265b4c1b2638ceb245e7fa
SHA1

52d386f4204a0c9f304f9dfcfe1f68380ee16451
SHA256

ef2754157037c661f6acf043f9af565be640a4bf7cc569fd38ae605c919e60e3
SHA512

05b79299e71ed4eb2654bdf90e8b37ca181a7910016a8a335e195ff1967e88539cf6b3b7b73141f46f40ef338a2ed11214ca5f7e4f20b5660631b0a938e7beda

Score

10^/10

formbook n7ak persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

C2

http://www.kmresults.com/n7ak/

Decoy

modischoolcbse.com

theneverwinter.com

rszkjx-vps-hosting.website

fnihil.com

1pbet.com

nnowzscorrez.com

uaotgvjl.icu

starmapsqatar.com

ekisilani.com

extradeepsheets.com

jam-nins.com

buranly.com

orixentertainment.com

rawtech.energy

myol.guru

utex.club

jiapie.com

wowig.store

wweidlyyl.com

systaskautomation.com

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 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1976-61-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1976-64-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral1/memory/1976-69-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral1/memory/996-74-0x0000000000070000-0x000000000009E000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

orden de muestras de productos.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vingjjaf = "C:\\Users\\Public\\fajjgniV.url"	orden de muestras de productos.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

DpiScaling.execscript.exe

description	pid	process	target process
PID 1976 set thread context of 1384	1976	DpiScaling.exe	Explorer.EXE
PID 1976 set thread context of 1384	1976	DpiScaling.exe	Explorer.EXE
PID 996 set thread context of 1384	996	cscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 26 IoCs

Processes:

DpiScaling.execscript.exe

pid	process
1976	DpiScaling.exe
1976	DpiScaling.exe
1976	DpiScaling.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe
996	cscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

DpiScaling.execscript.exe

pid process

1976 DpiScaling.exe
1976 DpiScaling.exe
1976 DpiScaling.exe
1976 DpiScaling.exe
996 cscript.exe
996 cscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.execscript.exe

description pid process

Token: SeDebugPrivilege 1976 DpiScaling.exe
Token: SeDebugPrivilege 996 cscript.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1384 Explorer.EXE
1384 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1384 Explorer.EXE
1384 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1976	DpiScaling.exe
Token: SeDebugPrivilege	996	cscript.exe

pid	process
1384	Explorer.EXE
1384	Explorer.EXE

pid	process
1384	Explorer.EXE
1384	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

orden de muestras de productos.exeDpiScaling.execscript.exe

description	pid	process	target process
PID 1716 wrote to memory of 1976	1716	orden de muestras de productos.exe	DpiScaling.exe
PID 1716 wrote to memory of 1976	1716	orden de muestras de productos.exe	DpiScaling.exe
PID 1716 wrote to memory of 1976	1716	orden de muestras de productos.exe	DpiScaling.exe
PID 1716 wrote to memory of 1976	1716	orden de muestras de productos.exe	DpiScaling.exe
PID 1716 wrote to memory of 1976	1716	orden de muestras de productos.exe	DpiScaling.exe
PID 1716 wrote to memory of 1976	1716	orden de muestras de productos.exe	DpiScaling.exe
PID 1716 wrote to memory of 1976	1716	orden de muestras de productos.exe	DpiScaling.exe
PID 1976 wrote to memory of 996	1976	DpiScaling.exe	cscript.exe
PID 1976 wrote to memory of 996	1976	DpiScaling.exe	cscript.exe
PID 1976 wrote to memory of 996	1976	DpiScaling.exe	cscript.exe
PID 1976 wrote to memory of 996	1976	DpiScaling.exe	cscript.exe
PID 996 wrote to memory of 1468	996	cscript.exe	cmd.exe
PID 996 wrote to memory of 1468	996	cscript.exe	cmd.exe
PID 996 wrote to memory of 1468	996	cscript.exe	cmd.exe
PID 996 wrote to memory of 1468	996	cscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1384

C:\Users\Admin\AppData\Local\Temp\orden de muestras de productos.exe
"C:\Users\Admin\AppData\Local\Temp\orden de muestras de productos.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1716

C:\Windows\SysWOW64\DpiScaling.exe
C:\Windows\System32\DpiScaling.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:996

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
5⤵
PID:1468

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/996-72-0x0000000000000000-mapping.dmp

Download
memory/996-77-0x0000000001E50000-0x0000000001EE3000-memory.dmp

Filesize
588KB

Download
memory/996-75-0x0000000001FB0000-0x00000000022B3000-memory.dmp

Filesize
3.0MB

Download
memory/996-73-0x00000000002F0000-0x0000000000312000-memory.dmp

Filesize
136KB

Download
memory/996-74-0x0000000000070000-0x000000000009E000-memory.dmp

Filesize
184KB

Download
memory/1384-68-0x00000000069B0000-0x0000000006A98000-memory.dmp

Filesize
928KB

Download
memory/1384-71-0x0000000006CE0000-0x0000000006DEA000-memory.dmp

Filesize
1.0MB

Download
memory/1384-78-0x0000000005E90000-0x0000000005F26000-memory.dmp

Filesize
600KB

Download
memory/1468-76-0x0000000000000000-mapping.dmp

Download
memory/1716-56-0x00000000003E1000-0x00000000003F5000-memory.dmp

Filesize
80KB

Download
memory/1716-55-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1716-57-0x00000000765D1000-0x00000000765D3000-memory.dmp

Filesize
8KB

Download
memory/1976-70-0x00000000003D0000-0x00000000003E4000-memory.dmp

Filesize
80KB

Download
memory/1976-63-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/1976-61-0x0000000000000000-mapping.dmp

Download
memory/1976-59-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/1976-58-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/1976-69-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/1976-66-0x0000000001F50000-0x0000000002253000-memory.dmp

Filesize
3.0MB

Download
memory/1976-67-0x0000000000330000-0x0000000000344000-memory.dmp

Filesize
80KB

Download
memory/1976-64-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads