Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
22-04-2024 15:16
Behavioral task
behavioral1
Sample
003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe
Resource
win10v2004-20240226-en
General
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Target
003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe
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Size
207KB
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MD5
d584f3483c75bf10b1abd4120f4f3bfb
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SHA1
184a30b2b1cb90f6db78da8203d0ae961caa5f72
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SHA256
003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26
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SHA512
04f84ee424e96ddd7022a1ca22997eab69a5e9c856afbdf4529fb6148f01f8768d236b6b32b1b8e398ef70917c1788d645cee98fd714128bdfda0fdc717bcb56
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SSDEEP
3072:pxqxx9XQz4uZht5ewB+HVRuJTZ8wBubmxySAEduvrccwSGHmsD+7pvUThACSSY:Lmx+PveT1Rs8wdySBs4clGH/+2eCXY
Malware Config
Extracted
smokeloader
2210
Extracted
smokeloader
2019
http://10022020newfolder1002002131-service1002.space/
http://10022020newfolder1002002231-service1002.space/
http://10022020newfolder3100231-service1002.space/
http://10022020newfolder1002002431-service1002.space/
http://10022020newfolder1002002531-service1002.space/
http://10022020newfolder33417-01242510022020.space/
http://10022020test125831-service1002012510022020.space/
http://10022020test136831-service1002012510022020.space/
http://10022020test147831-service1002012510022020.space/
http://10022020test146831-service1002012510022020.space/
http://10022020test134831-service1002012510022020.space/
http://10022020est213531-service100201242510022020.ru/
http://10022020yes1t3481-service1002012510022020.ru/
http://10022020test13561-service1002012510022020.su/
http://10022020test14781-service1002012510022020.info/
http://10022020test13461-service1002012510022020.net/
http://10022020test15671-service1002012510022020.tech/
http://10022020test12671-service1002012510022020.online/
http://10022020utest1341-service1002012510022020.ru/
http://10022020uest71-service100201dom2510022020.ru/
http://10022020test61-service1002012510022020.website/
http://10022020test51-service1002012510022020.xyz/
http://10022020test41-service100201pro2510022020.ru/
http://10022020yest31-service100201rus2510022020.ru/
http://10022020rest21-service1002012510022020.eu/
http://10022020test11-service1002012510022020.press/
http://10022020newfolder4561-service1002012510022020.ru/
http://10022020rustest213-service1002012510022020.ru/
http://10022020test281-service1002012510022020.ru/
http://10022020test261-service1002012510022020.space/
http://10022020yomtest251-service1002012510022020.ru/
http://10022020yirtest231-service1002012510022020.ru/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 1212 Process not Found -
Loads dropped DLL 1 IoCs
pid Process 1068 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe -
resource yara_rule behavioral1/memory/2860-5-0x0000000000400000-0x00000000047BF000-memory.dmp upx -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2860 set thread context of 1068 2860 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe 28 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found 1212 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1212 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1068 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1212 Process not Found 1212 Process not Found -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1212 Process not Found 1212 Process not Found -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2860 wrote to memory of 1068 2860 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe 28 PID 2860 wrote to memory of 1068 2860 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe 28 PID 2860 wrote to memory of 1068 2860 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe 28 PID 2860 wrote to memory of 1068 2860 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe 28 PID 2860 wrote to memory of 1068 2860 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe 28 PID 2860 wrote to memory of 1068 2860 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe 28 PID 2860 wrote to memory of 1068 2860 003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe 28 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe"C:\Users\Admin\AppData\Local\Temp\003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2860 -
C:\Users\Admin\AppData\Local\Temp\003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe"C:\Users\Admin\AppData\Local\Temp\003803cdc1de9fc11ca3a6cb7fbab0abd814b7dddc045abd04a4aa2595af6a26.exe"2⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:1068
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.2MB
MD5d124f55b9393c976963407dff51ffa79
SHA12c7bbedd79791bfb866898c85b504186db610b5d
SHA256ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06