Analysis
-
max time kernel
150s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
09-03-2024 15:38
Static task
static1
Behavioral task
behavioral1
Sample
bc2c52a3f341f8f93622247caf1851c3.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bc2c52a3f341f8f93622247caf1851c3.exe
Resource
win10v2004-20240226-en
General
-
Target
bc2c52a3f341f8f93622247caf1851c3.exe
-
Size
317KB
-
MD5
bc2c52a3f341f8f93622247caf1851c3
-
SHA1
f5350c12bf2e1efe8e28a47c317824fdf7ae77c4
-
SHA256
dd1b37482a3895b21c34ce1b2062bd56d590f4e44dc0f61e9ad1e7685afdc405
-
SHA512
e6e0c12ee3d3480d2ad1da02718ea159c0eebe497d15b47c31ece8206db7b6ffa90cebb41b3e578a7f2dbe1a844af8730fff428fba2b46829f7a82aec98aecc2
-
SSDEEP
6144:zPWw0xrvZVKKonZoCvUmzC2oYymKcOEqCwvS9ywfnf85w:Cw0hXKKSqBmzCOAcBqCwvS9ywH8y
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2020
http://aucmoney.com/upload/
http://thegymmum.com/upload/
http://atvcampingtrips.com/upload/
http://kuapakualaman.com/upload/
http://renatazarazua.com/upload/
http://nasufmutlu.com/upload/
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Deletes itself 1 IoCs
pid Process 1272 Process not Found -
Executes dropped EXE 1 IoCs
pid Process 944 eeabcfi -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bc2c52a3f341f8f93622247caf1851c3.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bc2c52a3f341f8f93622247caf1851c3.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bc2c52a3f341f8f93622247caf1851c3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI eeabcfi Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI eeabcfi Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI eeabcfi -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2384 bc2c52a3f341f8f93622247caf1851c3.exe 2384 bc2c52a3f341f8f93622247caf1851c3.exe 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2384 bc2c52a3f341f8f93622247caf1851c3.exe 944 eeabcfi -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 748 wrote to memory of 944 748 taskeng.exe 31 PID 748 wrote to memory of 944 748 taskeng.exe 31 PID 748 wrote to memory of 944 748 taskeng.exe 31 PID 748 wrote to memory of 944 748 taskeng.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\bc2c52a3f341f8f93622247caf1851c3.exe"C:\Users\Admin\AppData\Local\Temp\bc2c52a3f341f8f93622247caf1851c3.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2384
-
C:\Windows\system32\taskeng.exetaskeng.exe {B93AD76B-FF7A-48BF-8DCC-782CC24C8835} S-1-5-21-406356229-2805545415-1236085040-1000:IKJSPGIM\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Users\Admin\AppData\Roaming\eeabcfiC:\Users\Admin\AppData\Roaming\eeabcfi2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:944
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
317KB
MD5bc2c52a3f341f8f93622247caf1851c3
SHA1f5350c12bf2e1efe8e28a47c317824fdf7ae77c4
SHA256dd1b37482a3895b21c34ce1b2062bd56d590f4e44dc0f61e9ad1e7685afdc405
SHA512e6e0c12ee3d3480d2ad1da02718ea159c0eebe497d15b47c31ece8206db7b6ffa90cebb41b3e578a7f2dbe1a844af8730fff428fba2b46829f7a82aec98aecc2