formbook | 4d58860b5ec12cfdf4e20a5aad49b6c607e5f6a19f0a9b6514a2f081d0cbce42

General

Target

quote108.exe
Size

1.3MB
MD5

da64fb838cf3e807f83bedc61659574a
SHA1

dace8b92ed4181ea1959aa42edb94d11e71fe47a
SHA256

f17cee91692c671592aa451fea1c86090f9ff613dfad84a5e7f17c18fe939e1e
SHA512

d73e152e30b2b64fd25de87cee3f8baa4df42f19c2a71b6c51e21a9d4c95e2b4e8cbb119b7921702e1b0746bf88cfdfbe79b24c87913d0815562677afb3d2aeb

Score

10^/10

formbook vcd persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

vcd

Decoy

lacittauniversitaria.com

godsdigger.info

stxfwj.com

sing-uk.com

crazyedu.com

sunchermical.com

cocaparis2024.com

ahazm.com

li021.com

bizzspire.com

jb-o8y.com

ssconlineadmitcard.com

merkled.net

nesaraconstruction.com

viba.ltd

rasshoferconsulting.com

slingersdlbrbhjs.download

higgins-plastering.com

prostickusa.com

szryyl.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/1732-63-0x000000000041E270-mapping.dmp	formbook
behavioral1/memory/1732-62-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral1/memory/1732-65-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral1/memory/320-72-0x0000000000080000-0x00000000000AD000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

472 cmd.exe

pid	process
472	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

control.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	control.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JPALGHXX0L = "C:\\Program Files (x86)\\Vzv1pnz\\systray0bex.exe"	control.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

quote108.exequote108.execontrol.exe

description	pid	process	target process
PID 960 set thread context of 1732	960	quote108.exe	quote108.exe
PID 1732 set thread context of 1368	1732	quote108.exe	Explorer.EXE
PID 320 set thread context of 1368	320	control.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

control.exe

description ioc process

File opened for modification C:\Program Files (x86)\Vzv1pnz\systray0bex.exe control.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Vzv1pnz\systray0bex.exe	control.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

control.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1819626980-2277161760-1023733287-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	control.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

quote108.exequote108.execontrol.exe

pid	process
960	quote108.exe
960	quote108.exe
1732	quote108.exe
1732	quote108.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

quote108.execontrol.exe

pid process

1732 quote108.exe
1732 quote108.exe
1732 quote108.exe
320 control.exe
320 control.exe
320 control.exe
320 control.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

quote108.exequote108.execontrol.exe

description pid process

Token: SeDebugPrivilege 960 quote108.exe
Token: SeDebugPrivilege 1732 quote108.exe
Token: SeDebugPrivilege 320 control.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
1368 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
1368 Explorer.EXE

pid	process
1732	quote108.exe
1732	quote108.exe
1732	quote108.exe
320	control.exe
320	control.exe
320	control.exe
320	control.exe

description	pid	process
Token: SeDebugPrivilege	960	quote108.exe
Token: SeDebugPrivilege	1732	quote108.exe
Token: SeDebugPrivilege	320	control.exe

pid	process
1368	Explorer.EXE
1368	Explorer.EXE

pid	process
1368	Explorer.EXE
1368	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

quote108.exeExplorer.EXEcontrol.exe

description	pid	process	target process
PID 960 wrote to memory of 1732	960	quote108.exe	quote108.exe
PID 960 wrote to memory of 1732	960	quote108.exe	quote108.exe
PID 960 wrote to memory of 1732	960	quote108.exe	quote108.exe
PID 960 wrote to memory of 1732	960	quote108.exe	quote108.exe
PID 960 wrote to memory of 1732	960	quote108.exe	quote108.exe
PID 960 wrote to memory of 1732	960	quote108.exe	quote108.exe
PID 960 wrote to memory of 1732	960	quote108.exe	quote108.exe
PID 1368 wrote to memory of 320	1368	Explorer.EXE	control.exe
PID 1368 wrote to memory of 320	1368	Explorer.EXE	control.exe
PID 1368 wrote to memory of 320	1368	Explorer.EXE	control.exe
PID 1368 wrote to memory of 320	1368	Explorer.EXE	control.exe
PID 320 wrote to memory of 472	320	control.exe	cmd.exe
PID 320 wrote to memory of 472	320	control.exe	cmd.exe
PID 320 wrote to memory of 472	320	control.exe	cmd.exe
PID 320 wrote to memory of 472	320	control.exe	cmd.exe
PID 320 wrote to memory of 1188	320	control.exe	Firefox.exe
PID 320 wrote to memory of 1188	320	control.exe	Firefox.exe
PID 320 wrote to memory of 1188	320	control.exe	Firefox.exe
PID 320 wrote to memory of 1188	320	control.exe	Firefox.exe
PID 320 wrote to memory of 1188	320	control.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1368

C:\Users\Admin\AppData\Local\Temp\quote108.exe
"C:\Users\Admin\AppData\Local\Temp\quote108.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:960

C:\Users\Admin\AppData\Local\Temp\quote108.exe
"C:\Users\Admin\AppData\Local\Temp\quote108.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1732

C:\Windows\SysWOW64\control.exe
"C:\Windows\SysWOW64\control.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:320

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\quote108.exe"
3⤵
- Deletes itself
PID:472

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1188

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

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\NKM3CD90\NKMlogim.jpeg
Filesize
72KB

MD5
e897b3ddc239b5206387dfcd3f664055

SHA1
59da1529dd3e83e6c58100261457f76d392650cf

SHA256
b3f189c57970a778b2c2d806928c028db7afdbcd9ae82afeb6fede57de033d8c

SHA512
bb29730e92a003dcad1dd33aef2e88209e8f1b0dfe0d01659df13ee7dfe99aaaee5722d60ae60eb717169701b1120b56b5cd36422b18ca22ff6c15e90870c3b4

Download Submit
C:\Users\Admin\AppData\Roaming\NKM3CD90\NKMlogrf.ini
Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\NKM3CD90\NKMlogri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\NKM3CD90\NKMlogrv.ini
Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/320-75-0x00000000004D0000-0x0000000000563000-memory.dmp

Filesize
588KB

Download
memory/320-72-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/320-74-0x0000000002040000-0x0000000002343000-memory.dmp

Filesize
3.0MB

Download
memory/320-69-0x0000000000000000-mapping.dmp

Download
memory/320-71-0x0000000000900000-0x000000000091F000-memory.dmp

Filesize
124KB

Download
memory/472-73-0x0000000000000000-mapping.dmp

Download
memory/960-58-0x0000000000770000-0x00000000007A4000-memory.dmp

Filesize
208KB

Download
memory/960-57-0x00000000008A0000-0x00000000008EE000-memory.dmp

Filesize
312KB

Download
memory/960-56-0x00000000001E0000-0x00000000001EA000-memory.dmp

Filesize
40KB

Download
memory/960-55-0x0000000076571000-0x0000000076573000-memory.dmp

Filesize
8KB

Download
memory/960-54-0x0000000000990000-0x0000000000AD8000-memory.dmp

Filesize
1.3MB

Download
memory/1368-68-0x0000000006A60000-0x0000000006C0C000-memory.dmp

Filesize
1.7MB

Download
memory/1368-76-0x0000000006480000-0x00000000065CC000-memory.dmp

Filesize
1.3MB

Download
memory/1732-67-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/1732-66-0x0000000000C70000-0x0000000000F73000-memory.dmp

Filesize
3.0MB

Download
memory/1732-65-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1732-62-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1732-63-0x000000000041E270-mapping.dmp

Download
memory/1732-60-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1732-59-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads