formbook | 9b6b00b331ea48d5477fbd0ec6e168407dcec59c758eb797c9672d2f74dba12a

General

Target

c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
Size

448KB
MD5

c78d5e89ebecb4d88d3ab36bc47fd7ba
SHA1

476733e0eb88a9dce2a65200c23ddd0d5f2b3496
SHA256

9b6b00b331ea48d5477fbd0ec6e168407dcec59c758eb797c9672d2f74dba12a
SHA512

a4de582e5f599ad11c60dbdb7e7ded18c004f956ec84eb379f30ebd1e83eb3fe938fab821038dcf6c1dff839b329ff85ab556fd75f54e70e332ff25415ddfddb

Score

10^/10

formbook kzk9 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kzk9

C2

http://www.yourmajordomo.com/kzk9/

Decoy

tianconghuo.club

1996-page.com

ourtownmax.net

conservativetreehose.com

synth.repair

donnachicacreperia.com

tentfull.com

weapp.download

surfersink.com

gattlebusinessservices.com

sebastian249.com

anhphuc.company

betternatureproducts.net

defroplate.com

seattlesquidsquad.com

polarjob.com

lendingadvantage.com

angelsondope.com

goportjitney.com

tiendagrupojagr.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
behavioral1/memory/1304-62-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1304-63-0x000000000041EB80-mapping.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

description pid process target process

PID 1328 set thread context of 1304 1328 c78d5e89ebecb4d88d3ab36bc47fd7ba.exe c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

description	pid	process	target process
PID 1328 set thread context of 1304	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

c78d5e89ebecb4d88d3ab36bc47fd7ba.exec78d5e89ebecb4d88d3ab36bc47fd7ba.exe

pid	process
1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
1304	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

description pid process

Token: SeDebugPrivilege 1328 c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

description	pid	process
Token: SeDebugPrivilege	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

description	pid	process	target process
PID 1328 wrote to memory of 1304	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
PID 1328 wrote to memory of 1304	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
PID 1328 wrote to memory of 1304	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
PID 1328 wrote to memory of 1304	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
PID 1328 wrote to memory of 1304	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
PID 1328 wrote to memory of 1304	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
PID 1328 wrote to memory of 1304	1328	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe	c78d5e89ebecb4d88d3ab36bc47fd7ba.exe

C:\Users\Admin\AppData\Local\Temp\c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
"C:\Users\Admin\AppData\Local\Temp\c78d5e89ebecb4d88d3ab36bc47fd7ba.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1328

C:\Users\Admin\AppData\Local\Temp\c78d5e89ebecb4d88d3ab36bc47fd7ba.exe
"C:\Users\Admin\AppData\Local\Temp\c78d5e89ebecb4d88d3ab36bc47fd7ba.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1304

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1304-60-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1304-61-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1304-62-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1304-63-0x000000000041EB80-mapping.dmp

Download
memory/1304-64-0x0000000000A80000-0x0000000000D83000-memory.dmp

Filesize
3.0MB

Download
memory/1328-55-0x0000000001100000-0x0000000001101000-memory.dmp

Filesize
4KB

Download
memory/1328-57-0x0000000007170000-0x0000000007171000-memory.dmp

Filesize
4KB

Download
memory/1328-58-0x0000000000510000-0x0000000000517000-memory.dmp

Filesize
28KB

Download
memory/1328-59-0x0000000000EC0000-0x0000000000F0F000-memory.dmp

Filesize
316KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads