formbook | 729dedb95d38dd742c756b1f522e3c721b1f616c6b35a4be065255cd3326812a

General

Target

Quotation.exe
Size

378KB
MD5

f3cf72f1ae6aa14ad0da0ee454e42bfb
SHA1

93c3d771808d2c5a4ad34e9cebe3fab5da335069
SHA256

3837dc32928e8556207e8dafb872968279682dc4a848d09f73823818d2fb7dff
SHA512

4a52b43f19bdfbb4614ae510c0e1aea414d676ce7d5b0120c66e14c791498d9ee9e458aafe74885f7b62e355139bacb46541f92eddc6b85836dcb4dc36cb984a

Score

10^/10

formbook m6x persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

m6x

Decoy

990939.top

dhluxuryconsulting.com

muapnvnsfr.com

homder.com

valveiran.com

alkhaleejtrading.net

jekweiss.com

kevinklasmanmusic.com

buyilovebacon.com

nq227.com

cryptrproject.com

medicine.mba

nufilter.info

highway99restorations.com

phytohealthkits.com

accentuatephotography.com

tradeclimber.com

yasseralm.com

ito-agri.com

divandaman.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 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1964-57-0x0000000000C70000-0x0000000000C9A000-memory.dmp	formbook
behavioral1/memory/1384-66-0x0000000000080000-0x00000000000AA000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\LPXXV = "C:\\Program Files (x86)\\Bd6qlwvr\\igfxrhlh0.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	explorer.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1260 cmd.exe

pid	process
1260	cmd.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Quotation.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Quotation.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Quotation.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

Quotation.exeexplorer.exe

description	pid	process	target process
PID 1964 set thread context of 1272	1964	Quotation.exe	Explorer.EXE
PID 1384 set thread context of 1272	1384	explorer.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

explorer.exe

description ioc process

File opened for modification C:\Program Files (x86)\Bd6qlwvr\igfxrhlh0.exe explorer.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Bd6qlwvr\igfxrhlh0.exe	explorer.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-790309383-526510583-3802439154-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	explorer.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

Quotation.exeexplorer.exe

pid	process
1964	Quotation.exe
1964	Quotation.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe
1384	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Quotation.exeexplorer.exe

pid process

1964 Quotation.exe
1964 Quotation.exe
1964 Quotation.exe
1384 explorer.exe
1384 explorer.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Quotation.exeexplorer.exe

description pid process

Token: SeDebugPrivilege 1964 Quotation.exe
Token: SeDebugPrivilege 1384 explorer.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
1272 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
1272 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1964	Quotation.exe
Token: SeDebugPrivilege	1384	explorer.exe

pid	process
1272	Explorer.EXE
1272	Explorer.EXE

pid	process
1272	Explorer.EXE
1272	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Explorer.EXEexplorer.exe

description	pid	process	target process
PID 1272 wrote to memory of 1384	1272	Explorer.EXE	explorer.exe
PID 1272 wrote to memory of 1384	1272	Explorer.EXE	explorer.exe
PID 1272 wrote to memory of 1384	1272	Explorer.EXE	explorer.exe
PID 1272 wrote to memory of 1384	1272	Explorer.EXE	explorer.exe
PID 1384 wrote to memory of 1260	1384	explorer.exe	cmd.exe
PID 1384 wrote to memory of 1260	1384	explorer.exe	cmd.exe
PID 1384 wrote to memory of 1260	1384	explorer.exe	cmd.exe
PID 1384 wrote to memory of 1260	1384	explorer.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1272

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
2⤵
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1964

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Adds policy 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:1384

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
3⤵
- Deletes itself
PID:1260

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

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\N98A4CAW\N98logim.jpeg
Filesize
63KB

MD5
9abf6d069a3729c2e53e45bb65ce5ad6

SHA1
669b31e1ad5265c2076a64d5ead370590d1177d0

SHA256
31a40a60f865037ef83fa03fe0388db16e37a6e0bf78ee48199ca81317951f87

SHA512
b607e8387addeb7b1d53c47db9cc9d12ac9d2b61b07fd0a0d5abeb7af53d6bf31a9cb0a0d2b40a8e2140ae5bf0004d8d18cc128d684d358d676033cb1f252fd5

Download Submit
C:\Users\Admin\AppData\Roaming\N98A4CAW\N98logri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\N98A4CAW\N98logrv.ini
Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/1260-64-0x0000000000000000-mapping.dmp

Download
memory/1272-60-0x0000000006020000-0x000000000614C000-memory.dmp

Filesize
1.2MB

Download
memory/1272-69-0x0000000007190000-0x00000000072C7000-memory.dmp

Filesize
1.2MB

Download
memory/1384-66-0x0000000000080000-0x00000000000AA000-memory.dmp

Filesize
168KB

Download
memory/1384-61-0x0000000000000000-mapping.dmp

Download
memory/1384-62-0x00000000756E1000-0x00000000756E3000-memory.dmp

Filesize
8KB

Download
memory/1384-63-0x0000000073F91000-0x0000000073F93000-memory.dmp

Filesize
8KB

Download
memory/1384-65-0x0000000000640000-0x00000000008C1000-memory.dmp

Filesize
2.5MB

Download
memory/1384-67-0x0000000002480000-0x0000000002783000-memory.dmp

Filesize
3.0MB

Download
memory/1384-68-0x00000000021B0000-0x0000000002243000-memory.dmp

Filesize
588KB

Download
memory/1964-59-0x0000000000DA0000-0x0000000000DB4000-memory.dmp

Filesize
80KB

Download
memory/1964-54-0x0000000000EF0000-0x0000000000F54000-memory.dmp

Filesize
400KB

Download
memory/1964-58-0x0000000005470000-0x0000000005773000-memory.dmp

Filesize
3.0MB

Download
memory/1964-57-0x0000000000C70000-0x0000000000C9A000-memory.dmp

Filesize
168KB

Download
memory/1964-56-0x00000000007E0000-0x0000000000814000-memory.dmp

Filesize
208KB

Download
memory/1964-55-0x00000000007A0000-0x00000000007E4000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads