formbook | feb16d3790c5cec4010ef58c9a3d1fe211b5aef00ed28d0681b1a92bcfc2ca17

General

Target

Order Inquiry.exe
Size

526KB
MD5

23ee05d66d0b6a4706506a263e4a3552
SHA1

a48d889ed30eba5528d7fbb5d93d3fc22b64f6dc
SHA256

feb16d3790c5cec4010ef58c9a3d1fe211b5aef00ed28d0681b1a92bcfc2ca17
SHA512

ed435fb60109f43ecfd392dd9c47ae069423b04c2e06fed8b4789a4989c67fe1b30ad66fefb76b79e22ed65f4508e93f8631e0cb8529a126e44e5307917e05f2

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 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4480-116-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4480-117-0x000000000041F200-mapping.dmp	formbook
behavioral2/memory/4480-122-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4568-128-0x0000000000F00000-0x0000000000F2F000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

Processes:

Order Inquiry.exe

pid process

4388 Order Inquiry.exe

pid	process
4388	Order Inquiry.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Order Inquiry.exeOrder Inquiry.execmd.exe

description	pid	process	target process
PID 4388 set thread context of 4480	4388	Order Inquiry.exe	Order Inquiry.exe
PID 4480 set thread context of 3040	4480	Order Inquiry.exe	Explorer.EXE
PID 4480 set thread context of 3040	4480	Order Inquiry.exe	Explorer.EXE
PID 4568 set thread context of 3040	4568	cmd.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 58 IoCs

Processes:

Order Inquiry.execmd.exe

pid	process
4480	Order Inquiry.exe
4480	Order Inquiry.exe
4480	Order Inquiry.exe
4480	Order Inquiry.exe
4480	Order Inquiry.exe
4480	Order Inquiry.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe
4568	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3040 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Order Inquiry.execmd.exe

pid process

4480 Order Inquiry.exe
4480 Order Inquiry.exe
4480 Order Inquiry.exe
4480 Order Inquiry.exe
4568 cmd.exe
4568 cmd.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Order Inquiry.execmd.exe

description pid process

Token: SeDebugPrivilege 4480 Order Inquiry.exe
Token: SeDebugPrivilege 4568 cmd.exe

pid	process
3040	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4480	Order Inquiry.exe
Token: SeDebugPrivilege	4568	cmd.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Order Inquiry.exeExplorer.EXEcmd.exe

description	pid	process	target process
PID 4388 wrote to memory of 4480	4388	Order Inquiry.exe	Order Inquiry.exe
PID 4388 wrote to memory of 4480	4388	Order Inquiry.exe	Order Inquiry.exe
PID 4388 wrote to memory of 4480	4388	Order Inquiry.exe	Order Inquiry.exe
PID 4388 wrote to memory of 4480	4388	Order Inquiry.exe	Order Inquiry.exe
PID 4388 wrote to memory of 4480	4388	Order Inquiry.exe	Order Inquiry.exe
PID 4388 wrote to memory of 4480	4388	Order Inquiry.exe	Order Inquiry.exe
PID 3040 wrote to memory of 4568	3040	Explorer.EXE	cmd.exe
PID 3040 wrote to memory of 4568	3040	Explorer.EXE	cmd.exe
PID 3040 wrote to memory of 4568	3040	Explorer.EXE	cmd.exe
PID 4568 wrote to memory of 4640	4568	cmd.exe	cmd.exe
PID 4568 wrote to memory of 4640	4568	cmd.exe	cmd.exe
PID 4568 wrote to memory of 4640	4568	cmd.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3040

C:\Users\Admin\AppData\Local\Temp\Order Inquiry.exe
"C:\Users\Admin\AppData\Local\Temp\Order Inquiry.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4388

C:\Users\Admin\AppData\Local\Temp\Order Inquiry.exe
"C:\Users\Admin\AppData\Local\Temp\Order Inquiry.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4480

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:4444

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4568

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Order Inquiry.exe"
3⤵
PID:4640

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

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Downloads

\Users\Admin\AppData\Local\Temp\nskF5EB.tmp\mltt.dll
MD5
3d7ba6345509095c3405d0bff74d4860

SHA1
ec8035d0369819b1fa09a8a59ddbeb428aeb6953

SHA256
c5a371f8cd059d6cbe849f73fac163c8cf7a26db9eeaccd8309f7c7ee55654ec

SHA512
00a0836af2b1af494e0b6c46d101a7f022a9546458c968d0b4cdfcf49b9d1b3d492f24d01c888e5b2c5be2d1a7d300984b07e51bf882698a0c34dd4ca3b552cf

Download Submit
memory/3040-121-0x0000000002E80000-0x0000000002F7E000-memory.dmp

Filesize
1016KB

Download
memory/3040-131-0x0000000004EE0000-0x0000000004F91000-memory.dmp

Filesize
708KB

Download
memory/3040-124-0x0000000003000000-0x00000000030D2000-memory.dmp

Filesize
840KB

Download
memory/4480-123-0x0000000000B40000-0x0000000000B55000-memory.dmp

Filesize
84KB

Download
memory/4480-119-0x0000000000B60000-0x0000000000E80000-memory.dmp

Filesize
3.1MB

Download
memory/4480-122-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4480-120-0x00000000006E0000-0x00000000006F5000-memory.dmp

Filesize
84KB

Download
memory/4480-117-0x000000000041F200-mapping.dmp

Download
memory/4480-116-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4568-125-0x0000000000000000-mapping.dmp

Download
memory/4568-127-0x0000000001270000-0x00000000012C9000-memory.dmp

Filesize
356KB

Download
memory/4568-128-0x0000000000F00000-0x0000000000F2F000-memory.dmp

Filesize
188KB

Download
memory/4568-129-0x0000000003940000-0x0000000003C60000-memory.dmp

Filesize
3.1MB

Download
memory/4568-130-0x00000000037B0000-0x0000000003844000-memory.dmp

Filesize
592KB

Download
memory/4640-126-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads