c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f

General

Target
jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
Size 510KB
Sample261002-lsgymathnf
SHA256 c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f
MD5 9f63deda1351e2a6fc89168b1dbcf002
SHA1 e1eece8f265922e4916f61d4c4de5e60641d839d
SHA512 e92382d246e4074e7b960fc1d21cb7997d482d694075a2a1557710213ffdc0b34227ddb6346998b3787861e075131ff6699c559c6eedcc0bf7e2d64a4f6b2042
SSDEEP 12288:8ZSayd0ipruR8qjP1FFFOOzhEYkHJHuIT+I:8Z2prunLXFFO1pHL+I
TLSH
T1BCB49E426EA5C5B1D24404778DD6DB267AA29EB5273164C37FE02A6CFA309D3F93D308
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\m:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\n:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\u:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\h:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\r:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\z:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\i:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\j:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\l:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\o:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\q:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\t:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\w:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\y:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\e:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
	\??\f:\	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\p:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\s:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\v:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\x:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\g:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
File opened (read-only)	\??\k:	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c3cfeef0afbe43009fe135698c6bffe76a7b6f4446d5d470945b3e13a0b3499f.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:996