formbook | 41469a749da51e8aa7e1ea159041bf74f712dd4f23f076188f547ee0c0f7933f

General

Target

Racun je u prilogu.exe
Size

710KB
MD5

079787bc91a1990b5e57903253c822f4
SHA1

c6fede48ee4b3839b12a46b1c1e72e602cc7748b
SHA256

41469a749da51e8aa7e1ea159041bf74f712dd4f23f076188f547ee0c0f7933f
SHA512

4a9062963f9dba25dc3f19db11d3c2d5bbae7554d98b24fbf6f5a1a6d6320376fd838cdeae0c15621516f46bfb489e79ac39e03c8ec52a9e45562362c3bd436e

Score

10^/10

formbook 3nop persistence rat spyware stealer 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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4564-117-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/4564-119-0x0000000073F80000-0x0000000073FAE000-memory.dmp	formbook
behavioral2/memory/4484-127-0x00000000001D0000-0x00000000001FE000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Racun je u prilogu.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rahqznzb = "C:\\Users\\Public\\Libraries\\Rahqznzb\\bznzqhaR.url"	Racun je u prilogu.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

mobsync.exesystray.exe

description	pid	process	target process
PID 4564 set thread context of 2672	4564	mobsync.exe	Explorer.EXE
PID 4484 set thread context of 2672	4484	systray.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

mobsync.exesystray.exe

pid	process
4564	mobsync.exe
4564	mobsync.exe
4564	mobsync.exe
4564	mobsync.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe
4484	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2672 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

mobsync.exesystray.exe

pid process

4564 mobsync.exe
4564 mobsync.exe
4564 mobsync.exe
4484 systray.exe
4484 systray.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

mobsync.exesystray.exe

description pid process

Token: SeDebugPrivilege 4564 mobsync.exe
Token: SeDebugPrivilege 4484 systray.exe

pid	process
2672	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4564	mobsync.exe
Token: SeDebugPrivilege	4484	systray.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Racun je u prilogu.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 3828 wrote to memory of 4564	3828	Racun je u prilogu.exe	mobsync.exe
PID 3828 wrote to memory of 4564	3828	Racun je u prilogu.exe	mobsync.exe
PID 3828 wrote to memory of 4564	3828	Racun je u prilogu.exe	mobsync.exe
PID 3828 wrote to memory of 4564	3828	Racun je u prilogu.exe	mobsync.exe
PID 3828 wrote to memory of 4564	3828	Racun je u prilogu.exe	mobsync.exe
PID 3828 wrote to memory of 4564	3828	Racun je u prilogu.exe	mobsync.exe
PID 2672 wrote to memory of 4484	2672	Explorer.EXE	systray.exe
PID 2672 wrote to memory of 4484	2672	Explorer.EXE	systray.exe
PID 2672 wrote to memory of 4484	2672	Explorer.EXE	systray.exe
PID 4484 wrote to memory of 4628	4484	systray.exe	cmd.exe
PID 4484 wrote to memory of 4628	4484	systray.exe	cmd.exe
PID 4484 wrote to memory of 4628	4484	systray.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\Racun je u prilogu.exe
"C:\Users\Admin\AppData\Local\Temp\Racun je u prilogu.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3828

C:\Windows\SysWOW64\mobsync.exe
C:\Windows\System32\mobsync.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4564

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4484

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\mobsync.exe"
3⤵
PID:4628

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

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2672-130-0x00000000032C0000-0x00000000033AB000-memory.dmp

Filesize
940KB

Download
memory/2672-123-0x00000000058D0000-0x0000000005A79000-memory.dmp

Filesize
1.7MB

Download
memory/3828-116-0x0000000002901000-0x0000000002915000-memory.dmp

Filesize
80KB

Download
memory/3828-115-0x0000000002770000-0x0000000002771000-memory.dmp

Filesize
4KB

Download
memory/4484-126-0x0000000001000000-0x0000000001006000-memory.dmp

Filesize
24KB

Download
memory/4484-129-0x0000000000D30000-0x0000000000DC3000-memory.dmp

Filesize
588KB

Download
memory/4484-128-0x0000000004410000-0x0000000004730000-memory.dmp

Filesize
3.1MB

Download
memory/4484-127-0x00000000001D0000-0x00000000001FE000-memory.dmp

Filesize
184KB

Download
memory/4484-124-0x0000000000000000-mapping.dmp

Download
memory/4564-122-0x0000000004E70000-0x0000000004E84000-memory.dmp

Filesize
80KB

Download
memory/4564-121-0x0000000004B50000-0x0000000004E70000-memory.dmp

Filesize
3.1MB

Download
memory/4564-118-0x0000000002CE0000-0x0000000002CE1000-memory.dmp

Filesize
4KB

Download
memory/4564-119-0x0000000073F80000-0x0000000073FAE000-memory.dmp

Filesize
184KB

Download
memory/4564-117-0x0000000000000000-mapping.dmp

Download
memory/4628-125-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads