formbook | f08bb3738306349fa7b9217837de2e959cba48fdceb4ada3d3b58533bb3527f2

General

Target

QUOTATION.exe
Size

761KB
MD5

b7cd2e625aa05005e2326e5e6158a560
SHA1

420a83cd1c1703fbf7aeb8b7e51c46c407e5d6b5
SHA256

f08bb3738306349fa7b9217837de2e959cba48fdceb4ada3d3b58533bb3527f2
SHA512

c53ea74a3da53f82bc12bbe0d10a8050d8747737b3cff118465357c278d05b7ddf185b4f53759e636cf7da6000a6036220f1d3df3faa15b00e13f6c33ba18b30

Score

10^/10

formbook e10p rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e10p

Decoy

pompland.com

hybikebbs.com

sacramentocommercial.net

dixietales.com

rakan-group.com

wanmeipp.com

brandonwestjacksonville.com

jschenjitong.com

sedarous.com

cheapflightsandhotels.net

effectivehomeloans.com

haru-kun.com

pure-heartfelt.com

tlbdsm72.com

avantcarmomento.com

flighthonestpaulvids.com

xn--ok0b350biyc97gvlg.com

3bmmxvn.life

force-win.info

shvecarskiy-stil.store

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/1804-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1928-70-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

796 cmd.exe

pid	process
796	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

QUOTATION.exeQUOTATION.exewininit.exe

description	pid	process	target process
PID 1132 set thread context of 1804	1132	QUOTATION.exe	QUOTATION.exe
PID 1804 set thread context of 1416	1804	QUOTATION.exe	Explorer.EXE
PID 1928 set thread context of 1416	1928	wininit.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

1356 schtasks.exe

pid	process
1356	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

QUOTATION.exeQUOTATION.exewininit.exe

pid	process
1132	QUOTATION.exe
1804	QUOTATION.exe
1804	QUOTATION.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe
1928	wininit.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

QUOTATION.exewininit.exe

pid process

1804 QUOTATION.exe
1804 QUOTATION.exe
1804 QUOTATION.exe
1928 wininit.exe
1928 wininit.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

QUOTATION.exeQUOTATION.exewininit.exe

description pid process

Token: SeDebugPrivilege 1132 QUOTATION.exe
Token: SeDebugPrivilege 1804 QUOTATION.exe
Token: SeDebugPrivilege 1928 wininit.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1416 Explorer.EXE
1416 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1416 Explorer.EXE
1416 Explorer.EXE

pid	process
1804	QUOTATION.exe
1804	QUOTATION.exe
1804	QUOTATION.exe
1928	wininit.exe
1928	wininit.exe

description	pid	process
Token: SeDebugPrivilege	1132	QUOTATION.exe
Token: SeDebugPrivilege	1804	QUOTATION.exe
Token: SeDebugPrivilege	1928	wininit.exe

pid	process
1416	Explorer.EXE
1416	Explorer.EXE

pid	process
1416	Explorer.EXE
1416	Explorer.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

QUOTATION.exeExplorer.EXEwininit.exe

description	pid	process	target process
PID 1132 wrote to memory of 1356	1132	QUOTATION.exe	schtasks.exe
PID 1132 wrote to memory of 1356	1132	QUOTATION.exe	schtasks.exe
PID 1132 wrote to memory of 1356	1132	QUOTATION.exe	schtasks.exe
PID 1132 wrote to memory of 1356	1132	QUOTATION.exe	schtasks.exe
PID 1132 wrote to memory of 1204	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1204	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1204	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1204	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1804	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1804	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1804	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1804	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1804	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1804	1132	QUOTATION.exe	QUOTATION.exe
PID 1132 wrote to memory of 1804	1132	QUOTATION.exe	QUOTATION.exe
PID 1416 wrote to memory of 1928	1416	Explorer.EXE	wininit.exe
PID 1416 wrote to memory of 1928	1416	Explorer.EXE	wininit.exe
PID 1416 wrote to memory of 1928	1416	Explorer.EXE	wininit.exe
PID 1416 wrote to memory of 1928	1416	Explorer.EXE	wininit.exe
PID 1928 wrote to memory of 796	1928	wininit.exe	cmd.exe
PID 1928 wrote to memory of 796	1928	wininit.exe	cmd.exe
PID 1928 wrote to memory of 796	1928	wininit.exe	cmd.exe
PID 1928 wrote to memory of 796	1928	wininit.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:1416

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1132

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ecCgWUxCAvyuz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC35F.tmp"
3⤵
- Creates scheduled task(s)
PID:1356

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"{path}"
3⤵
PID:1204

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:1804

C:\Windows\SysWOW64\wininit.exe
"C:\Windows\SysWOW64\wininit.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
3⤵
- Deletes itself
PID:796

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\tmpC35F.tmp
MD5
8e7a456fb9f790873d92c755df7ce27c

SHA1
d57176893b817a61ecb8aa47dcc90a33046e6bc3

SHA256
229a9a06e2d7099e44a5fdc7f488fa6e80b73a73dd8024a69f254a2f07d8328c

SHA512
22a1a66fe12f0b8655f01e2595b5ba8c08ae6573218a4d8e87537a045e36853605dfab62484b5d1b7a73bbecdafc8482c594ed47493d14446708a09fc99c6c16

Download Submit
memory/1132-55-0x0000000000BF0000-0x0000000000CB4000-memory.dmp

Filesize
784KB

Download
memory/1132-56-0x0000000076851000-0x0000000076853000-memory.dmp

Filesize
8KB

Download
memory/1132-57-0x00000000049A0000-0x00000000049A1000-memory.dmp

Filesize
4KB

Download
memory/1132-58-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download
memory/1132-59-0x0000000005A30000-0x0000000005AE4000-memory.dmp

Filesize
720KB

Download
memory/1132-60-0x0000000000870000-0x00000000008D2000-memory.dmp

Filesize
392KB

Download
memory/1416-68-0x0000000004A30000-0x0000000004AF0000-memory.dmp

Filesize
768KB

Download
memory/1416-73-0x0000000004EE0000-0x0000000004FE0000-memory.dmp

Filesize
1024KB

Download
memory/1804-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-65-0x0000000000CC0000-0x0000000000FC3000-memory.dmp

Filesize
3.0MB

Download
memory/1804-67-0x0000000000290000-0x00000000002A5000-memory.dmp

Filesize
84KB

Download
memory/1804-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1928-69-0x0000000000450000-0x000000000046A000-memory.dmp

Filesize
104KB

Download
memory/1928-70-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1928-71-0x0000000001EE0000-0x00000000021E3000-memory.dmp

Filesize
3.0MB

Download
memory/1928-72-0x0000000001DF0000-0x0000000001E84000-memory.dmp

Filesize
592KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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