Analysis
-
max time kernel
147s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
02-07-2024 23:41
Static task
static1
Behavioral task
behavioral1
Sample
2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe
Resource
win11-20240611-en
General
-
Target
2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe
-
Size
171KB
-
MD5
43d9279ae935311ee72149de4f8e560f
-
SHA1
d621f271204c91eb49dc75a389d70768a05b7cd9
-
SHA256
2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd
-
SHA512
bd61c1820b47f77f1f51878f25c44e8f4c94e718ec9d9ad020411c64f0e6ce5af3d8734ccecafc4f8bb67ca9db74c3cf9ac4de7ed9f0447e43511a8e326e1f6f
-
SSDEEP
3072:LH5dLNHDlm54lvHzIEUwgmvXhPtP5YGAGpke1KuU3:T5dLNHYel/UwnRu7
Malware Config
Extracted
smokeloader
pub1
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2356 4948 WerFault.exe 2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe"C:\Users\Admin\AppData\Local\Temp\2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe"1⤵
- Checks SCSI registry key(s)
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 4842⤵
- Program crash
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4948 -ip 49481⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/4948-1-0x0000000002A60000-0x0000000002B60000-memory.dmpFilesize
1024KB
-
memory/4948-3-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
-
memory/4948-2-0x00000000028F0000-0x00000000028FB000-memory.dmpFilesize
44KB
-
memory/4948-4-0x0000000000400000-0x0000000002719000-memory.dmpFilesize
35.1MB