formbook | 2a2187ae775f286c2400957b71aac1c550779fc6652a710d126546d4d4879f0f

General

Target

Document RFQ#8086A_461A_0000086_300_3550_2021.exe
Size

510KB
MD5

a445dd187c6dc7254da6d2f0d893f2fb
SHA1

c0548d4ed4a9c2b68fbcf592e9a892fa587d5b0e
SHA256

2a2187ae775f286c2400957b71aac1c550779fc6652a710d126546d4d4879f0f
SHA512

ec8fb387474fe1a737ea46d67e5b2e363ecb6c35634e1af63e465fb487c8ae2b7684d128d8ea982d6234110dee83a4601b6fba64f05765a41927f580520c527e

Score

10^/10

formbook g8ni rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g8ni

C2

http://www.er5544.com/g8ni/

Decoy

nickmowat.com

garethjame.biz

colibrilift.com

vulnerabilitylabs.one

neuro-ai-web-ru.website

16mcnaestreetmooneeponds.com

bestofstmaarten.net

meditelier.com

ragnarduke.com

escueladecampo.com

vongtayvn.com

inmemoriamaan.com

yourpeoplemanager.com

r6-gytr.com

agreeablebeauty.com

snpconfirms.com

tribalurq.quest

purafuse.com

cisco-training-course.com

wery.top

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
behavioral2/memory/368-125-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/368-126-0x000000000041F0C0-mapping.dmp	formbook
behavioral2/memory/1216-133-0x0000000001080000-0x00000000010AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

Document RFQ#8086A_461A_0000086_300_3550_2021.exeDocument RFQ#8086A_461A_0000086_300_3550_2021.exehelp.exe

description	pid	process	target process
PID 4140 set thread context of 368	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 368 set thread context of 2672	368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Explorer.EXE
PID 1216 set thread context of 2672	1216	help.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
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

804 schtasks.exe

pid	process
804	schtasks.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

Document RFQ#8086A_461A_0000086_300_3550_2021.exeDocument RFQ#8086A_461A_0000086_300_3550_2021.exehelp.exe

pid	process
4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe
1216	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2672 Explorer.EXE

pid	process
2672	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Document RFQ#8086A_461A_0000086_300_3550_2021.exehelp.exe

pid	process
368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
1216	help.exe
1216	help.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Document RFQ#8086A_461A_0000086_300_3550_2021.exeDocument RFQ#8086A_461A_0000086_300_3550_2021.exehelp.exe

description	pid	process
Token: SeDebugPrivilege	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
Token: SeDebugPrivilege	368	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
Token: SeDebugPrivilege	1216	help.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Document RFQ#8086A_461A_0000086_300_3550_2021.exeExplorer.EXEhelp.exe

description	pid	process	target process
PID 4140 wrote to memory of 804	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	schtasks.exe
PID 4140 wrote to memory of 804	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	schtasks.exe
PID 4140 wrote to memory of 804	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	schtasks.exe
PID 4140 wrote to memory of 852	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 4140 wrote to memory of 852	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 4140 wrote to memory of 852	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 4140 wrote to memory of 368	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 4140 wrote to memory of 368	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 4140 wrote to memory of 368	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 4140 wrote to memory of 368	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 4140 wrote to memory of 368	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 4140 wrote to memory of 368	4140	Document RFQ#8086A_461A_0000086_300_3550_2021.exe	Document RFQ#8086A_461A_0000086_300_3550_2021.exe
PID 2672 wrote to memory of 1216	2672	Explorer.EXE	help.exe
PID 2672 wrote to memory of 1216	2672	Explorer.EXE	help.exe
PID 2672 wrote to memory of 1216	2672	Explorer.EXE	help.exe
PID 1216 wrote to memory of 1452	1216	help.exe	cmd.exe
PID 1216 wrote to memory of 1452	1216	help.exe	cmd.exe
PID 1216 wrote to memory of 1452	1216	help.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2672

C:\Users\Admin\AppData\Local\Temp\Document RFQ#8086A_461A_0000086_300_3550_2021.exe
"C:\Users\Admin\AppData\Local\Temp\Document RFQ#8086A_461A_0000086_300_3550_2021.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4140

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLhDhkGdnNl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBAA1.tmp"
3⤵
- Creates scheduled task(s)
PID:804

C:\Users\Admin\AppData\Local\Temp\Document RFQ#8086A_461A_0000086_300_3550_2021.exe
"C:\Users\Admin\AppData\Local\Temp\Document RFQ#8086A_461A_0000086_300_3550_2021.exe"
3⤵
PID:852

C:\Users\Admin\AppData\Local\Temp\Document RFQ#8086A_461A_0000086_300_3550_2021.exe
"C:\Users\Admin\AppData\Local\Temp\Document RFQ#8086A_461A_0000086_300_3550_2021.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:368

C:\Windows\SysWOW64\help.exe
"C:\Windows\SysWOW64\help.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1216

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Document RFQ#8086A_461A_0000086_300_3550_2021.exe"
3⤵
PID:1452

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/368-128-0x00000000018E0000-0x0000000001C00000-memory.dmp

Filesize
3.1MB

Download
memory/368-129-0x0000000001300000-0x000000000144A000-memory.dmp

Filesize
1.3MB

Download
memory/368-126-0x000000000041F0C0-mapping.dmp

Download
memory/368-125-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/804-124-0x0000000000000000-mapping.dmp

Download
memory/1216-133-0x0000000001080000-0x00000000010AF000-memory.dmp

Filesize
188KB

Download
memory/1216-136-0x0000000003650000-0x00000000036E3000-memory.dmp

Filesize
588KB

Download
memory/1216-135-0x0000000003850000-0x0000000003B70000-memory.dmp

Filesize
3.1MB

Download
memory/1216-132-0x00000000011C0000-0x00000000011C7000-memory.dmp

Filesize
28KB

Download
memory/1216-131-0x0000000000000000-mapping.dmp

Download
memory/1452-134-0x0000000000000000-mapping.dmp

Download
memory/2672-130-0x00000000032C0000-0x00000000033B2000-memory.dmp

Filesize
968KB

Download
memory/2672-137-0x00000000058D0000-0x0000000005A18000-memory.dmp

Filesize
1.3MB

Download
memory/4140-117-0x0000000007F00000-0x0000000007F01000-memory.dmp

Filesize
4KB

Download
memory/4140-122-0x000000000DA10000-0x000000000DA11000-memory.dmp

Filesize
4KB

Download
memory/4140-115-0x0000000000D20000-0x0000000000D21000-memory.dmp

Filesize
4KB

Download
memory/4140-118-0x0000000007AB0000-0x0000000007AB1000-memory.dmp

Filesize
4KB

Download
memory/4140-119-0x0000000007B50000-0x0000000007B51000-memory.dmp

Filesize
4KB

Download
memory/4140-120-0x0000000007A00000-0x0000000007EFE000-memory.dmp

Filesize
5.0MB

Download
memory/4140-121-0x0000000007DF0000-0x0000000007DF8000-memory.dmp

Filesize
32KB

Download
memory/4140-123-0x000000000D9C0000-0x000000000DA10000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads