formbook | e1f620a49978341460d102aefd71b13a0f3d36aaf8dfa042844984ad6dcfaa7c

General

Target

QUOTATION.exe
Size

739KB
MD5

f6b430cda92dd026e96e7d304d20db43
SHA1

701f788e29b0a9640e53c826cd871f3f9fdd3160
SHA256

e1f620a49978341460d102aefd71b13a0f3d36aaf8dfa042844984ad6dcfaa7c
SHA512

a7e82ac7e136a03e03665e4ed108ab14296726867413c464a25c5b9e28280721fec639c6a4825733c18934ad17e3840d72ab7a1ef36a4912b043e960c095c582

Score

10^/10

formbook rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.jzmbgjj.com/j7e/

Decoy

cefuoficial.com

luxmusicclub.com

getridofmyed.xyz

sports-plaza.com

peteropsomer.com

kemendi.com

divinciresolve.com

readtogrowup.com

hidex-corp.com

aladininternational.com

snesait.art

ezzpick.net

saveashow.com

eazyprintsplus.com

usadatesclub.com

rafaelraf.com

themiamadison.com

regarta.com

aiocitys.net

ahorn-invest.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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1640-64-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1640-65-0x000000000041EA80-mapping.dmp	formbook
behavioral1/memory/1820-74-0x00000000000D0000-0x00000000000FE000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1756 cmd.exe

pid	process
1756	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

QUOTATION.exeQUOTATION.execontrol.exe

description	pid	process	target process
PID 1832 set thread context of 1640	1832	QUOTATION.exe	QUOTATION.exe
PID 1640 set thread context of 1212	1640	QUOTATION.exe	Explorer.EXE
PID 1640 set thread context of 1212	1640	QUOTATION.exe	Explorer.EXE
PID 1820 set thread context of 1212	1820	control.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

1232 schtasks.exe

pid	process
1232	schtasks.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

QUOTATION.execontrol.exe

pid	process
1640	QUOTATION.exe
1640	QUOTATION.exe
1640	QUOTATION.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe
1820	control.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

QUOTATION.execontrol.exe

pid process

1640 QUOTATION.exe
1640 QUOTATION.exe
1640 QUOTATION.exe
1640 QUOTATION.exe
1820 control.exe
1820 control.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QUOTATION.execontrol.exe

description pid process

Token: SeDebugPrivilege 1640 QUOTATION.exe
Token: SeDebugPrivilege 1820 control.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1640	QUOTATION.exe
Token: SeDebugPrivilege	1820	control.exe

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

QUOTATION.exeExplorer.EXEcontrol.exe

description	pid	process	target process
PID 1832 wrote to memory of 1232	1832	QUOTATION.exe	schtasks.exe
PID 1832 wrote to memory of 1232	1832	QUOTATION.exe	schtasks.exe
PID 1832 wrote to memory of 1232	1832	QUOTATION.exe	schtasks.exe
PID 1832 wrote to memory of 1232	1832	QUOTATION.exe	schtasks.exe
PID 1832 wrote to memory of 1640	1832	QUOTATION.exe	QUOTATION.exe
PID 1832 wrote to memory of 1640	1832	QUOTATION.exe	QUOTATION.exe
PID 1832 wrote to memory of 1640	1832	QUOTATION.exe	QUOTATION.exe
PID 1832 wrote to memory of 1640	1832	QUOTATION.exe	QUOTATION.exe
PID 1832 wrote to memory of 1640	1832	QUOTATION.exe	QUOTATION.exe
PID 1832 wrote to memory of 1640	1832	QUOTATION.exe	QUOTATION.exe
PID 1832 wrote to memory of 1640	1832	QUOTATION.exe	QUOTATION.exe
PID 1212 wrote to memory of 1820	1212	Explorer.EXE	control.exe
PID 1212 wrote to memory of 1820	1212	Explorer.EXE	control.exe
PID 1212 wrote to memory of 1820	1212	Explorer.EXE	control.exe
PID 1212 wrote to memory of 1820	1212	Explorer.EXE	control.exe
PID 1820 wrote to memory of 1756	1820	control.exe	cmd.exe
PID 1820 wrote to memory of 1756	1820	control.exe	cmd.exe
PID 1820 wrote to memory of 1756	1820	control.exe	cmd.exe
PID 1820 wrote to memory of 1756	1820	control.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1212

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1832

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KpABAQIVyVKx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB78C.tmp"
3⤵
- Creates scheduled task(s)
PID:1232

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1640

C:\Windows\SysWOW64\control.exe
"C:\Windows\SysWOW64\control.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1820

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
3⤵
- Deletes itself
PID:1756

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

C:\Users\Admin\AppData\Local\Temp\tmpB78C.tmp
MD5
909b56222639654ca267442e0ad77c19

SHA1
b02d096e3b8df1a865524dbb7b47ce9b3a021972

SHA256
c6dacaacc1038989f67301e9cb0e5520beeedb73d9833a1ba3753d68bc81e604

SHA512
062bb9dd37a75df3c134ff98766791f37886cccbdc7fba4574c4eee53c1b2071885630a331cd936f2a48c389c6ff0fdeda404fdb86b3c44f298af9d2a49cb83e

Download Submit
memory/1212-68-0x0000000004FB0000-0x00000000050B8000-memory.dmp

Filesize
1.0MB

Download
memory/1212-78-0x0000000006720000-0x00000000068AC000-memory.dmp

Filesize
1.5MB

Download
memory/1212-70-0x0000000003E20000-0x0000000003EED000-memory.dmp

Filesize
820KB

Download
memory/1232-62-0x0000000000000000-mapping.dmp

Download
memory/1640-66-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download
memory/1640-69-0x00000000003E0000-0x00000000003F4000-memory.dmp

Filesize
80KB

Download
memory/1640-67-0x0000000000240000-0x0000000000254000-memory.dmp

Filesize
80KB

Download
memory/1640-65-0x000000000041EA80-mapping.dmp

Download
memory/1640-64-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1756-75-0x0000000000000000-mapping.dmp

Download
memory/1820-71-0x0000000000000000-mapping.dmp

Download
memory/1820-73-0x0000000000470000-0x000000000048F000-memory.dmp

Filesize
124KB

Download
memory/1820-76-0x0000000001EF0000-0x00000000021F3000-memory.dmp

Filesize
3.0MB

Download
memory/1820-74-0x00000000000D0000-0x00000000000FE000-memory.dmp

Filesize
184KB

Download
memory/1820-77-0x0000000001DD0000-0x0000000001E63000-memory.dmp

Filesize
588KB

Download
memory/1832-61-0x0000000001FC1000-0x0000000001FC2000-memory.dmp

Filesize
4KB

Download
memory/1832-59-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/1832-60-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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