Analysis
-
max time kernel
150s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
15/09/2023, 21:39
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe
Resource
win10v2004-20230915-en
General
-
Target
SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe
-
Size
267KB
-
MD5
24dbebd26b029b6304bed121b5af43c4
-
SHA1
6657d33ab6958b155c67cc12d55647b1b0bc28ad
-
SHA256
9e7c8aea93412acc8d8de3a956e8485a86caf40c626b2abd491bd5404df1bfbb
-
SHA512
470559b9db03a1b3c10a6e91a1e03c6b15979a3d754c9f2a5684a06e87a9722bd7929872fa8cb15b8c5f183fead77272e57966095b493a1b608e93130db4ddf8
-
SSDEEP
3072:QXUMeUgFUvuQ+qOsW8gPwI0eNcCOdvriM5vVos1lRLootRbrNpm:OUMeAvuQ+qOsWttcpRriMMIS
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2022
http://gudintas.at/tmp/
http://pik96.ru/tmp/
http://rosatiauto.com/tmp/
http://kingpirate.ru/tmp/
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Downloads MZ/PE file
-
Deletes itself 1 IoCs
pid Process 1200 Process not Found -
Executes dropped EXE 2 IoCs
pid Process 2780 5B59.exe 2712 btucvws -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI btucvws Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI btucvws Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI btucvws -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3056 SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe 3056 SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found 1200 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1200 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 3056 SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe 2712 btucvws -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2780 5B59.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1200 wrote to memory of 2780 1200 Process not Found 30 PID 1200 wrote to memory of 2780 1200 Process not Found 30 PID 1200 wrote to memory of 2780 1200 Process not Found 30 PID 1200 wrote to memory of 2780 1200 Process not Found 30 PID 2716 wrote to memory of 2712 2716 taskeng.exe 32 PID 2716 wrote to memory of 2712 2716 taskeng.exe 32 PID 2716 wrote to memory of 2712 2716 taskeng.exe 32 PID 2716 wrote to memory of 2712 2716 taskeng.exe 32
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.Kryptik.KMY.gen.Eldorado.22433.13822.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3056
-
C:\Users\Admin\AppData\Local\Temp\5B59.exeC:\Users\Admin\AppData\Local\Temp\5B59.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2780
-
C:\Windows\system32\taskeng.exetaskeng.exe {AEBE3A3F-D99C-4022-AED1-5C9628039791} S-1-5-21-3185155662-718608226-894467740-1000:YETUIZPU\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Users\Admin\AppData\Roaming\btucvwsC:\Users\Admin\AppData\Roaming\btucvws2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2712
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
505KB
MD53082e7832f7a31397990d4d3ae4c75c9
SHA1769b150e219c7e8d7221f7a0f0ba6ef617fd036d
SHA256716f6379cc32afb03ef2639b14e32b4df5538b99b84dafe355b39f8934e7c740
SHA5128e371f4b075070daf8efb449ab87d923eb4d3cad74d7c9c3d3cef76f43f268c0e4aabe6fa1f801e20ac49e25f9bac70338044fbe9bd408883429ca34fb98ade4
-
Filesize
505KB
MD53082e7832f7a31397990d4d3ae4c75c9
SHA1769b150e219c7e8d7221f7a0f0ba6ef617fd036d
SHA256716f6379cc32afb03ef2639b14e32b4df5538b99b84dafe355b39f8934e7c740
SHA5128e371f4b075070daf8efb449ab87d923eb4d3cad74d7c9c3d3cef76f43f268c0e4aabe6fa1f801e20ac49e25f9bac70338044fbe9bd408883429ca34fb98ade4
-
Filesize
505KB
MD53082e7832f7a31397990d4d3ae4c75c9
SHA1769b150e219c7e8d7221f7a0f0ba6ef617fd036d
SHA256716f6379cc32afb03ef2639b14e32b4df5538b99b84dafe355b39f8934e7c740
SHA5128e371f4b075070daf8efb449ab87d923eb4d3cad74d7c9c3d3cef76f43f268c0e4aabe6fa1f801e20ac49e25f9bac70338044fbe9bd408883429ca34fb98ade4
-
Filesize
267KB
MD524dbebd26b029b6304bed121b5af43c4
SHA16657d33ab6958b155c67cc12d55647b1b0bc28ad
SHA2569e7c8aea93412acc8d8de3a956e8485a86caf40c626b2abd491bd5404df1bfbb
SHA512470559b9db03a1b3c10a6e91a1e03c6b15979a3d754c9f2a5684a06e87a9722bd7929872fa8cb15b8c5f183fead77272e57966095b493a1b608e93130db4ddf8
-
Filesize
267KB
MD524dbebd26b029b6304bed121b5af43c4
SHA16657d33ab6958b155c67cc12d55647b1b0bc28ad
SHA2569e7c8aea93412acc8d8de3a956e8485a86caf40c626b2abd491bd5404df1bfbb
SHA512470559b9db03a1b3c10a6e91a1e03c6b15979a3d754c9f2a5684a06e87a9722bd7929872fa8cb15b8c5f183fead77272e57966095b493a1b608e93130db4ddf8