formbook | 2fd6b2288864f3a099a32bd923f7b3c67db00c979aa2e46db125e104618e92b7

General

Target

0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
Size

1.1MB
MD5

0e6d87f5bd5e0fc8d8ecd6949623ef02
SHA1

4df7241a27077b6bbd8cc69efb103edb8d46cf92
SHA256

2fd6b2288864f3a099a32bd923f7b3c67db00c979aa2e46db125e104618e92b7
SHA512

8c7ab60be0fd184090c473c9759c253d054d343bf271d9ea04444e8219f82fdf63668a2d9d6d5a3851320f9624ed5087e51c30cd547f2b4ded65fed85dc57ee8

Score

10^/10

formbook evasion rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.thesiromiel.com/kgw/

Decoy

valentinakasu.com

soyelmatador.com

collaborativeprosperity.com

power8brokers.com

nexus-ink.com

manpasandmeatmarket.com

the-ethical-forums.today

maryannpark.com

bikininbodymommy.com

pxwuo.com

bigbangmerch.com

okaysinger.com

shopcarpe.com

rainbowhillsswimclub.com

crifinmarket.com

ebl-play.net

forceandsonsequipment.com

viagraytqwi.com

latashashop.com

suffocatinglymundanepodcast.com

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
behavioral2/memory/3364-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/3364-14-0x000000000041EB70-mapping.dmp	formbook

Looks for VirtualBox Guest Additions in registry 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

description pid process target process

PID 828 set thread context of 3364 828 0e6d87f5bd5e0fc8d8ecd6949623ef02.exe 0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

pid process

3364 0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
3364 0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

description	pid	process	target process
PID 828 set thread context of 3364	828	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

pid	process
3364	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
3364	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

description	pid	process	target process
PID 828 wrote to memory of 3364	828	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
PID 828 wrote to memory of 3364	828	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
PID 828 wrote to memory of 3364	828	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
PID 828 wrote to memory of 3364	828	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
PID 828 wrote to memory of 3364	828	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
PID 828 wrote to memory of 3364	828	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe	0e6d87f5bd5e0fc8d8ecd6949623ef02.exe

C:\Users\Admin\AppData\Local\Temp\0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
"C:\Users\Admin\AppData\Local\Temp\0e6d87f5bd5e0fc8d8ecd6949623ef02.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:828

C:\Users\Admin\AppData\Local\Temp\0e6d87f5bd5e0fc8d8ecd6949623ef02.exe
"C:\Users\Admin\AppData\Local\Temp\0e6d87f5bd5e0fc8d8ecd6949623ef02.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3364

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/828-2-0x0000000073BB0000-0x000000007429E000-memory.dmp

Filesize
6.9MB

Download
memory/828-3-0x0000000000A00000-0x0000000000A01000-memory.dmp

Filesize
4KB

Download
memory/828-5-0x0000000005360000-0x0000000005361000-memory.dmp

Filesize
4KB

Download
memory/828-6-0x0000000005900000-0x0000000005901000-memory.dmp

Filesize
4KB

Download
memory/828-7-0x00000000054A0000-0x00000000054A1000-memory.dmp

Filesize
4KB

Download
memory/828-8-0x0000000005330000-0x0000000005331000-memory.dmp

Filesize
4KB

Download
memory/828-9-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/828-10-0x0000000005600000-0x0000000005612000-memory.dmp

Filesize
72KB

Download
memory/828-11-0x0000000006220000-0x000000000628E000-memory.dmp

Filesize
440KB

Download
memory/828-12-0x0000000006300000-0x0000000006301000-memory.dmp

Filesize
4KB

Download
memory/3364-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3364-14-0x000000000041EB70-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads