formbook | a55e49e3dffd386fbe1b8cfdafb4bcca81264b48e1fa2f9d68a7b8b12ec2bc7e

General

Target

Invoice Payment Details.exe
Size

892KB
MD5

9570c6d8cef329a8984dc89ecc786c28
SHA1

f318481b2fa2cc222bb783974c917f7c2b352c8f
SHA256

a55e49e3dffd386fbe1b8cfdafb4bcca81264b48e1fa2f9d68a7b8b12ec2bc7e
SHA512

3f1a3827be7daa886136c039b22a91d8c577e18f651cb414a2f9ebae258e45772533f17253f58a600c05b1307ef618ec6dd49ceebc5128333f53f83068293251

Score

10^/10

formbook xloader loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.smallcoloradoweddings.com/kio8/

Decoy

greeaircondition.com

thewilmingtonguide.com

cbluedotlivewdmall.com

globalcrime24.com

heightsplace.com

ghar.pro

asosbira.com

melolandia.com

velactun.com

erniesimms.com

nutbullet.com

drizzerstr.com

hnqym888.com

ghorowaseba.com

1317efoxchasedrive.info

stjudetroop623.com

facestaj.com

airpromaskaccessories.com

wolfetailors.com

56ohdc2016.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/1656-8-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1656-9-0x000000000041D0B0-mapping.dmp	xloader
behavioral1/memory/764-18-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1348 cmd.exe

pid	process
1348	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Invoice Payment Details.exeInvoice Payment Details.exeexplorer.exe

description	pid	process	target process
PID 292 set thread context of 1656	292	Invoice Payment Details.exe	Invoice Payment Details.exe
PID 1656 set thread context of 1268	1656	Invoice Payment Details.exe	Explorer.EXE
PID 764 set thread context of 1268	764	explorer.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

Invoice Payment Details.exeexplorer.exe

pid	process
1656	Invoice Payment Details.exe
1656	Invoice Payment Details.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe
764	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Invoice Payment Details.exeexplorer.exe

pid process

1656 Invoice Payment Details.exe
1656 Invoice Payment Details.exe
1656 Invoice Payment Details.exe
764 explorer.exe
764 explorer.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Invoice Payment Details.exeexplorer.exe

description pid process

Token: SeDebugPrivilege 1656 Invoice Payment Details.exe
Token: SeDebugPrivilege 764 explorer.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1656	Invoice Payment Details.exe
Token: SeDebugPrivilege	764	explorer.exe

pid	process
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE

pid	process
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Invoice Payment Details.exeExplorer.EXEexplorer.exe

description	pid	process	target process
PID 292 wrote to memory of 1656	292	Invoice Payment Details.exe	Invoice Payment Details.exe
PID 292 wrote to memory of 1656	292	Invoice Payment Details.exe	Invoice Payment Details.exe
PID 292 wrote to memory of 1656	292	Invoice Payment Details.exe	Invoice Payment Details.exe
PID 292 wrote to memory of 1656	292	Invoice Payment Details.exe	Invoice Payment Details.exe
PID 292 wrote to memory of 1656	292	Invoice Payment Details.exe	Invoice Payment Details.exe
PID 292 wrote to memory of 1656	292	Invoice Payment Details.exe	Invoice Payment Details.exe
PID 292 wrote to memory of 1656	292	Invoice Payment Details.exe	Invoice Payment Details.exe
PID 1268 wrote to memory of 764	1268	Explorer.EXE	explorer.exe
PID 1268 wrote to memory of 764	1268	Explorer.EXE	explorer.exe
PID 1268 wrote to memory of 764	1268	Explorer.EXE	explorer.exe
PID 1268 wrote to memory of 764	1268	Explorer.EXE	explorer.exe
PID 764 wrote to memory of 1348	764	explorer.exe	cmd.exe
PID 764 wrote to memory of 1348	764	explorer.exe	cmd.exe
PID 764 wrote to memory of 1348	764	explorer.exe	cmd.exe
PID 764 wrote to memory of 1348	764	explorer.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:1268

C:\Users\Admin\AppData\Local\Temp\Invoice Payment Details.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice Payment Details.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:292

C:\Users\Admin\AppData\Local\Temp\Invoice Payment Details.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice Payment Details.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1656

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:764

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Invoice Payment Details.exe"
3⤵
- Deletes itself
PID:1348

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/292-2-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/292-3-0x00000000013E0000-0x00000000013E1000-memory.dmp

Filesize
4KB

Download
memory/292-5-0x0000000000A10000-0x0000000000A33000-memory.dmp

Filesize
140KB

Download
memory/292-6-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

Filesize
4KB

Download
memory/292-7-0x0000000001330000-0x0000000001391000-memory.dmp

Filesize
388KB

Download
memory/764-16-0x0000000075621000-0x0000000075623000-memory.dmp

Filesize
8KB

Download
memory/764-14-0x0000000000000000-mapping.dmp

Download
memory/764-15-0x0000000076861000-0x0000000076863000-memory.dmp

Filesize
8KB

Download
memory/764-18-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/764-17-0x0000000000F00000-0x0000000001181000-memory.dmp

Filesize
2.5MB

Download
memory/764-19-0x0000000002590000-0x0000000002893000-memory.dmp

Filesize
3.0MB

Download
memory/764-21-0x0000000000BA0000-0x0000000000C2F000-memory.dmp

Filesize
572KB

Download
memory/1268-13-0x0000000004120000-0x0000000004206000-memory.dmp

Filesize
920KB

Download
memory/1348-20-0x0000000000000000-mapping.dmp

Download
memory/1656-9-0x000000000041D0B0-mapping.dmp

Download
memory/1656-11-0x00000000008F0000-0x0000000000BF3000-memory.dmp

Filesize
3.0MB

Download
memory/1656-12-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/1656-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads