formbook | c15f6faab41ea44719d795995c15024db0719fa5c9a731110587ec4e1e041fc2

General

Target

Carta de pago.exe
Size

357KB
MD5

03206cea63667d5f8e8861f554720473
SHA1

43bcabbfaffce6dfb7c5ec763f11ea85d8876dad
SHA256

c15f6faab41ea44719d795995c15024db0719fa5c9a731110587ec4e1e041fc2
SHA512

7552aae69b210e543f27d707952738df7f349daf99450e53b0a39729ea7bea5e31d34b9dc6b876ef2964f759f488a83a052a913125fb6b6f50767f994277e933

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
behavioral2/memory/3708-4-0x0000000000380000-0x00000000003A9000-memory.dmp	xloader
behavioral2/memory/3708-5-0x000000000039D0B0-mapping.dmp	xloader
behavioral2/memory/784-8-0x0000000000000000-mapping.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

Carta de pago.exeCarta de pago.exewlanext.exe

description	pid	process	target process
PID 4708 set thread context of 3708	4708	Carta de pago.exe	Carta de pago.exe
PID 3708 set thread context of 2852	3708	Carta de pago.exe	Explorer.EXE
PID 784 set thread context of 2852	784	wlanext.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

Carta de pago.exewlanext.exe

pid	process
3708	Carta de pago.exe
3708	Carta de pago.exe
3708	Carta de pago.exe
3708	Carta de pago.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe
784	wlanext.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

Carta de pago.exeCarta de pago.exewlanext.exe

pid process

4708 Carta de pago.exe
4708 Carta de pago.exe
3708 Carta de pago.exe
3708 Carta de pago.exe
3708 Carta de pago.exe
784 wlanext.exe
784 wlanext.exe

pid	process
4708	Carta de pago.exe
4708	Carta de pago.exe
3708	Carta de pago.exe
3708	Carta de pago.exe
3708	Carta de pago.exe
784	wlanext.exe
784	wlanext.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

Carta de pago.exewlanext.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	3708	Carta de pago.exe
Token: SeDebugPrivilege	784	wlanext.exe
Token: SeShutdownPrivilege	2852	Explorer.EXE
Token: SeCreatePagefilePrivilege	2852	Explorer.EXE
Token: SeShutdownPrivilege	2852	Explorer.EXE
Token: SeCreatePagefilePrivilege	2852	Explorer.EXE
Token: SeShutdownPrivilege	2852	Explorer.EXE
Token: SeCreatePagefilePrivilege	2852	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2852 Explorer.EXE

pid	process
2852	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

Carta de pago.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 4708 wrote to memory of 1680	4708	Carta de pago.exe	cmd.exe
PID 4708 wrote to memory of 1680	4708	Carta de pago.exe	cmd.exe
PID 4708 wrote to memory of 1680	4708	Carta de pago.exe	cmd.exe
PID 4708 wrote to memory of 3440	4708	Carta de pago.exe	cmd.exe
PID 4708 wrote to memory of 3440	4708	Carta de pago.exe	cmd.exe
PID 4708 wrote to memory of 3440	4708	Carta de pago.exe	cmd.exe
PID 4708 wrote to memory of 3708	4708	Carta de pago.exe	Carta de pago.exe
PID 4708 wrote to memory of 3708	4708	Carta de pago.exe	Carta de pago.exe
PID 4708 wrote to memory of 3708	4708	Carta de pago.exe	Carta de pago.exe
PID 4708 wrote to memory of 3708	4708	Carta de pago.exe	Carta de pago.exe
PID 2852 wrote to memory of 784	2852	Explorer.EXE	wlanext.exe
PID 2852 wrote to memory of 784	2852	Explorer.EXE	wlanext.exe
PID 2852 wrote to memory of 784	2852	Explorer.EXE	wlanext.exe
PID 784 wrote to memory of 4368	784	wlanext.exe	cmd.exe
PID 784 wrote to memory of 4368	784	wlanext.exe	cmd.exe
PID 784 wrote to memory of 4368	784	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2852

C:\Users\Admin\AppData\Local\Temp\Carta de pago.exe
"C:\Users\Admin\AppData\Local\Temp\Carta de pago.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4708

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
3⤵
PID:1680

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cls
3⤵
PID:3440

C:\Users\Admin\AppData\Local\Temp\Carta de pago.exe
"C:\Users\Admin\AppData\Local\Temp\Carta de pago.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3708

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:784

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Carta de pago.exe"
3⤵
PID:4368

Network

MITRE ATT&CK Matrix

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Downloads

memory/784-8-0x0000000000000000-mapping.dmp

Download
memory/784-9-0x0000000000210000-0x0000000000227000-memory.dmp

Filesize
92KB

Download
memory/784-10-0x0000000000210000-0x0000000000227000-memory.dmp

Filesize
92KB

Download
memory/784-12-0x0000000005000000-0x0000000005128000-memory.dmp

Filesize
1.2MB

Download
memory/1680-2-0x0000000000000000-mapping.dmp

Download
memory/3440-3-0x0000000000000000-mapping.dmp

Download
memory/3708-4-0x0000000000380000-0x00000000003A9000-memory.dmp

Filesize
164KB

Download
memory/3708-5-0x000000000039D0B0-mapping.dmp

Download
memory/4368-11-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads