formbook | 0060a054e71c2e0560265860cbd3cbd26119ada2e991202318cbd4b75a51e044

General

Target

2304620x00000000004000000.exe
Size

188KB
MD5

c4df10ee6bd4cf17be8d55ec284aa5e8
SHA1

fb60ceb65ddd9bcc1ed140c83ffeaea8a2b7c977
SHA256

0060a054e71c2e0560265860cbd3cbd26119ada2e991202318cbd4b75a51e044
SHA512

a8a178b142f4991ecdf711134fd26a24ece8273de015ce1027c8cd12098882091266c8c01b968db8f5c6d83e158a430659ac1ceeaa803dc2d29e51fe1ab2f146
SSDEEP

3072:Iur9kcu499njk3K0vu6gx9btwU9LiJi4viUg4pK8dL8mHUj6A2UZIyJA:aWKKenI9btwU9LiJi4C4pqmTA2fU

Score

10^/10

formbook dn7r rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

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

Formbook payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2988-60-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/2988-62-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

3064 cmd.exe

pid	process
3064	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

2304620x00000000004000000.exechkdsk.exe

description	pid	process	target process
PID 2308 set thread context of 1232	2308	2304620x00000000004000000.exe	Explorer.EXE
PID 2988 set thread context of 1232	2988	chkdsk.exe	Explorer.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

chkdsk.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

2304620x00000000004000000.exechkdsk.exe

pid	process
2308	2304620x00000000004000000.exe
2308	2304620x00000000004000000.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe
2988	chkdsk.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1232 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

2304620x00000000004000000.exechkdsk.exe

pid process

2308 2304620x00000000004000000.exe
2308 2304620x00000000004000000.exe
2308 2304620x00000000004000000.exe
2988 chkdsk.exe
2988 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2304620x00000000004000000.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 2308 2304620x00000000004000000.exe
Token: SeDebugPrivilege 2988 chkdsk.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1232 Explorer.EXE
1232 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1232 Explorer.EXE
1232 Explorer.EXE

pid	process
1232	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	2308	2304620x00000000004000000.exe
Token: SeDebugPrivilege	2988	chkdsk.exe

pid	process
1232	Explorer.EXE
1232	Explorer.EXE

pid	process
1232	Explorer.EXE
1232	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Explorer.EXEchkdsk.exe

description	pid	process	target process
PID 1232 wrote to memory of 2988	1232	Explorer.EXE	chkdsk.exe
PID 1232 wrote to memory of 2988	1232	Explorer.EXE	chkdsk.exe
PID 1232 wrote to memory of 2988	1232	Explorer.EXE	chkdsk.exe
PID 1232 wrote to memory of 2988	1232	Explorer.EXE	chkdsk.exe
PID 2988 wrote to memory of 3064	2988	chkdsk.exe	cmd.exe
PID 2988 wrote to memory of 3064	2988	chkdsk.exe	cmd.exe
PID 2988 wrote to memory of 3064	2988	chkdsk.exe	cmd.exe
PID 2988 wrote to memory of 3064	2988	chkdsk.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1232

C:\Users\Admin\AppData\Local\Temp\2304620x00000000004000000.exe
"C:\Users\Admin\AppData\Local\Temp\2304620x00000000004000000.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2308

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2988

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\2304620x00000000004000000.exe"
3⤵
- Deletes itself
PID:3064

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1232-64-0x0000000000440000-0x0000000000540000-memory.dmp

Filesize
1024KB

Download
memory/1232-69-0x0000000006AE0000-0x0000000006BF9000-memory.dmp

Filesize
1.1MB

Download
memory/1232-57-0x00000000069C0000-0x0000000006ADF000-memory.dmp

Filesize
1.1MB

Download
memory/1232-54-0x0000000004090000-0x0000000004290000-memory.dmp

Filesize
2.0MB

Download
memory/1232-67-0x0000000006AE0000-0x0000000006BF9000-memory.dmp

Filesize
1.1MB

Download
memory/1232-66-0x0000000006AE0000-0x0000000006BF9000-memory.dmp

Filesize
1.1MB

Download
memory/2308-56-0x0000000000130000-0x0000000000145000-memory.dmp

Filesize
84KB

Download
memory/2308-55-0x0000000000830000-0x0000000000B33000-memory.dmp

Filesize
3.0MB

Download
memory/2988-61-0x0000000002180000-0x0000000002483000-memory.dmp

Filesize
3.0MB

Download
memory/2988-62-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2988-60-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2988-65-0x0000000001EB0000-0x0000000001F44000-memory.dmp

Filesize
592KB

Download
memory/2988-59-0x0000000000310000-0x0000000000317000-memory.dmp

Filesize
28KB

Download
memory/2988-58-0x0000000000310000-0x0000000000317000-memory.dmp

Filesize
28KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads