formbook | dd825f982712b6519ee45d665ca88adbabba747f45c645b8caeada2d8fe79b38

General

Target

10000.exe
Size

184KB
MD5

c1a7af5210aa95abf7a60c9234edfef3
SHA1

775030fd15d38116673a8758ececd8e091a4dc86
SHA256

dd825f982712b6519ee45d665ca88adbabba747f45c645b8caeada2d8fe79b38
SHA512

85ee399b7a2fad74c69f55ecdd781407adce29fcdb585abaf32dc2123f7b29d0f048cfb0cdaf598139742ccec3c27d60dc89e2d52020dba9224d7ca883e86139

Score

10^/10

formbook 3nop rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

C2

http://www.jakesplacebarbers.com/3nop/

Decoy

videohm.com

panache-rose.com

alnooncars-kw.com

trueblue2u.com

brussels-cafe.com

ip2c.net

influenzerr.com

rbcoq.com

zzful.com

drainthe.com

sumaholesson.com

cursosaprovados.com

genotecinc.com

dbrulhart.com

theapiarystudios.com

kensyu-kan.com

dkku88.com

tikhyper.com

aztecnort.com

homebrim.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 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3380-122-0x0000000003010000-0x000000000303E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

10000.exeNETSTAT.EXE

description	pid	process	target process
PID 3956 set thread context of 3012	3956	10000.exe	Explorer.EXE
PID 3956 set thread context of 3012	3956	10000.exe	Explorer.EXE
PID 3380 set thread context of 3012	3380	NETSTAT.EXE	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

3380 NETSTAT.EXE

pid	process
3380	NETSTAT.EXE

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

10000.exeNETSTAT.EXE

pid	process
3956	10000.exe
3956	10000.exe
3956	10000.exe
3956	10000.exe
3956	10000.exe
3956	10000.exe
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE
3380	NETSTAT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3012 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

10000.exeNETSTAT.EXE

pid process

3956 10000.exe
3956 10000.exe
3956 10000.exe
3956 10000.exe
3380 NETSTAT.EXE
3380 NETSTAT.EXE

pid	process
3012	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

10000.exeExplorer.EXENETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	3956	10000.exe
Token: SeShutdownPrivilege	3012	Explorer.EXE
Token: SeCreatePagefilePrivilege	3012	Explorer.EXE
Token: SeShutdownPrivilege	3012	Explorer.EXE
Token: SeCreatePagefilePrivilege	3012	Explorer.EXE
Token: SeDebugPrivilege	3380	NETSTAT.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3012 Explorer.EXE

pid	process
3012	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Explorer.EXENETSTAT.EXE

description	pid	process	target process
PID 3012 wrote to memory of 3380	3012	Explorer.EXE	NETSTAT.EXE
PID 3012 wrote to memory of 3380	3012	Explorer.EXE	NETSTAT.EXE
PID 3012 wrote to memory of 3380	3012	Explorer.EXE	NETSTAT.EXE
PID 3380 wrote to memory of 1704	3380	NETSTAT.EXE	cmd.exe
PID 3380 wrote to memory of 1704	3380	NETSTAT.EXE	cmd.exe
PID 3380 wrote to memory of 1704	3380	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3012

C:\Users\Admin\AppData\Local\Temp\10000.exe
"C:\Users\Admin\AppData\Local\Temp\10000.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3956

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2364

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2356

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2436

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2472

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2476

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2540

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2556

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2580

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2684

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3380

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\10000.exe"
3⤵
PID:1704

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

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

memory/1704-123-0x0000000000000000-mapping.dmp

Download
memory/3012-117-0x0000000006010000-0x0000000006144000-memory.dmp

Filesize
1.2MB

Download
memory/3012-119-0x0000000006150000-0x000000000629C000-memory.dmp

Filesize
1.3MB

Download
memory/3012-126-0x00000000062A0000-0x00000000063DD000-memory.dmp

Filesize
1.2MB

Download
memory/3380-120-0x0000000000000000-mapping.dmp

Download
memory/3380-121-0x0000000000AD0000-0x0000000000ADB000-memory.dmp

Filesize
44KB

Download
memory/3380-122-0x0000000003010000-0x000000000303E000-memory.dmp

Filesize
184KB

Download
memory/3380-124-0x00000000035E0000-0x0000000003900000-memory.dmp

Filesize
3.1MB

Download
memory/3380-125-0x0000000003440000-0x00000000034D3000-memory.dmp

Filesize
588KB

Download
memory/3956-115-0x00000000012A0000-0x00000000015C0000-memory.dmp

Filesize
3.1MB

Download
memory/3956-116-0x0000000000CF0000-0x0000000000D04000-memory.dmp

Filesize
80KB

Download
memory/3956-118-0x00000000011B0000-0x00000000011C4000-memory.dmp

Filesize
80KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads