formbook | 196b4470cd98c4f6d5c634170a1c6a98cf59b61c9b12a032ec9fb776b74a0527

General

Target

Scan Document 01.exe
Size

435KB
MD5

47a3b1f5f7a8f5d342654a4e351d62ea
SHA1

e94eca6012b651847bfb4212c21c989041d1438e
SHA256

196b4470cd98c4f6d5c634170a1c6a98cf59b61c9b12a032ec9fb776b74a0527
SHA512

d4f4b0064830a0091a9ed070f9e43c0abb768d1fc4bf6d5a9589f2ce3b4a0908125264233a53119c914994474a30f628c04fbdb0361d2e8556094caebb0e303e

Score

10^/10

formbook xloader loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.elevatedenterprizes.com/h3qo/

Decoy

dhflow.com

jyindex.com

ezcleanhandle.com

trungtamcongdong.online

simsprotectionagency.com

easylivemeet.com

blackvikingfashionhouse.com

52banxue.com

girlsinit.com

drhemo.com

freethefarmers.com

velvetrosephotography.com

geometricbotaniclas.com

skyandspirit.com

deltacomunicacao.com

mucademy.com

jaboilfieldsolutions.net

howtowinatblackjacknow.com

anytimegrowth.com

simranluthra.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1256-2-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1256-3-0x000000000041D0E0-mapping.dmp	xloader
behavioral1/memory/1672-5-0x0000000000000000-mapping.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

536 cmd.exe

pid	process
536	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Scan Document 01.exeScan Document 01.exechkdsk.exe

description	pid	process	target process
PID 1944 set thread context of 1256	1944	Scan Document 01.exe	Scan Document 01.exe
PID 1256 set thread context of 1236	1256	Scan Document 01.exe	Explorer.EXE
PID 1672 set thread context of 1236	1672	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 31 IoCs

Processes:

Scan Document 01.exechkdsk.exe

pid	process
1256	Scan Document 01.exe
1256	Scan Document 01.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe
1672	chkdsk.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Scan Document 01.exeScan Document 01.exechkdsk.exe

pid process

1944 Scan Document 01.exe
1256 Scan Document 01.exe
1256 Scan Document 01.exe
1256 Scan Document 01.exe
1672 chkdsk.exe
1672 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Scan Document 01.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 1256 Scan Document 01.exe
Token: SeDebugPrivilege 1672 chkdsk.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1236 Explorer.EXE
1236 Explorer.EXE
1236 Explorer.EXE
1236 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1236 Explorer.EXE
1236 Explorer.EXE
1236 Explorer.EXE
1236 Explorer.EXE

pid	process
1944	Scan Document 01.exe
1256	Scan Document 01.exe
1256	Scan Document 01.exe
1256	Scan Document 01.exe
1672	chkdsk.exe
1672	chkdsk.exe

description	pid	process
Token: SeDebugPrivilege	1256	Scan Document 01.exe
Token: SeDebugPrivilege	1672	chkdsk.exe

pid	process
1236	Explorer.EXE
1236	Explorer.EXE
1236	Explorer.EXE
1236	Explorer.EXE

pid	process
1236	Explorer.EXE
1236	Explorer.EXE
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Scan Document 01.exeExplorer.EXEchkdsk.exe

description	pid	process	target process
PID 1944 wrote to memory of 1256	1944	Scan Document 01.exe	Scan Document 01.exe
PID 1944 wrote to memory of 1256	1944	Scan Document 01.exe	Scan Document 01.exe
PID 1944 wrote to memory of 1256	1944	Scan Document 01.exe	Scan Document 01.exe
PID 1944 wrote to memory of 1256	1944	Scan Document 01.exe	Scan Document 01.exe
PID 1944 wrote to memory of 1256	1944	Scan Document 01.exe	Scan Document 01.exe
PID 1236 wrote to memory of 1672	1236	Explorer.EXE	chkdsk.exe
PID 1236 wrote to memory of 1672	1236	Explorer.EXE	chkdsk.exe
PID 1236 wrote to memory of 1672	1236	Explorer.EXE	chkdsk.exe
PID 1236 wrote to memory of 1672	1236	Explorer.EXE	chkdsk.exe
PID 1672 wrote to memory of 536	1672	chkdsk.exe	cmd.exe
PID 1672 wrote to memory of 536	1672	chkdsk.exe	cmd.exe
PID 1672 wrote to memory of 536	1672	chkdsk.exe	cmd.exe
PID 1672 wrote to memory of 536	1672	chkdsk.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:1236

C:\Users\Admin\AppData\Local\Temp\Scan Document 01.exe
"C:\Users\Admin\AppData\Local\Temp\Scan Document 01.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1944

C:\Users\Admin\AppData\Local\Temp\Scan Document 01.exe
"C:\Users\Admin\AppData\Local\Temp\Scan Document 01.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1256

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:1672

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Scan Document 01.exe"
3⤵
- Deletes itself
PID:536

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

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Downloads

memory/536-7-0x0000000000000000-mapping.dmp

Download
memory/1256-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1256-3-0x000000000041D0E0-mapping.dmp

Download
memory/1672-5-0x0000000000000000-mapping.dmp

Download
memory/1672-6-0x0000000000310000-0x0000000000317000-memory.dmp

Filesize
28KB

Download
memory/1672-8-0x00000000041C0000-0x00000000042A4000-memory.dmp

Filesize
912KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads