bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661

General

Target
jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
Size 428KB
Sample261002-lvw6bsvbnd
SHA256 bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661
MD5 ada8a137e3c8417cc38409952d1c2489
SHA1 292cb1849e4e7bfe9187c0ea0239faa84375741f
SHA512 00072413c6c6f7d25c0aae77b711d8cf7e6a1ebdd34504bd047d30394eccd2261a63b6ba8fc74dbffb0821daff4f205130126386698f1270eba37cb6d48091f0
SSDEEP 6144:EQlIyIIFzVQEqr/kNjGAbHKEHoqEzRsPilplugdTu+86wy6p:EPrIFhQEquS8KIVPilplLRuRp
TLSH
T187948D227B92E0B6E2A501F5DF47CB79A8E2EC2594310417FBD01B3D5E78DC29A35B09
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)	\??\e:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\j:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\k:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\s:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\y:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\z:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
	\??\f:\	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\g:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\q:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\t:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\u:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\v:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\x:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\l:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\m:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\n:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\o:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\h:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\i:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\p:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\r:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
File opened (read-only)	\??\w:	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.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_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.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_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.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_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_bcaf478d084058079632e10128d282b22fcbbd4636684b1fe4b6a70e69c41661.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:4108