Analysis
- max time kernel
150s - max time network
125s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
18/12/2021, 07:51
Static task
static1
Behavioral task
behavioral1
Sample
815523d02617a224888d2fad9703ca4f.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
- Target 815523d02617a224888d2fad9703ca4f.exe
- Size 299KB
- Sample211218-jptrxafdek
- SHA256 a8f23aa1f7842d8229fe27e9c8be82ef59aaf4829dec489e963034bf744934be
- MD5 815523d02617a224888d2fad9703ca4f
- SHA1 8f141cbb187f34bc6180a0c2992c944bb1f132fb
- SHA512 6be5dc45f7f34b8fc31e7d719d661945501617a3ffa7fc4535ac42598627ff9bf0d95b81ecefeaf5e1dff5e32623707208bdd7d0fd128118f376daf8f95b08d5
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-data-coin-11.com/
-
http://file-coin-host-12.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 1372 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1728 set thread context of 1368 1728 815523d02617a224888d2fad9703ca4f.exe 27 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 815523d02617a224888d2fad9703ca4f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 815523d02617a224888d2fad9703ca4f.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 815523d02617a224888d2fad9703ca4f.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1368 815523d02617a224888d2fad9703ca4f.exe 1368 815523d02617a224888d2fad9703ca4f.exe 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found 1372 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1372 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1368 815523d02617a224888d2fad9703ca4f.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1372 Process not Found 1372 Process not Found - Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1372 Process not Found 1372 Process not Found - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1728 wrote to memory of 1368 1728 815523d02617a224888d2fad9703ca4f.exe 27 PID 1728 wrote to memory of 1368 1728 815523d02617a224888d2fad9703ca4f.exe 27 PID 1728 wrote to memory of 1368 1728 815523d02617a224888d2fad9703ca4f.exe 27 PID 1728 wrote to memory of 1368 1728 815523d02617a224888d2fad9703ca4f.exe 27 PID 1728 wrote to memory of 1368 1728 815523d02617a224888d2fad9703ca4f.exe 27 PID 1728 wrote to memory of 1368 1728 815523d02617a224888d2fad9703ca4f.exe 27 PID 1728 wrote to memory of 1368 1728 815523d02617a224888d2fad9703ca4f.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\815523d02617a224888d2fad9703ca4f.exe"C:\Users\Admin\AppData\Local\Temp\815523d02617a224888d2fad9703ca4f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Local\Temp\815523d02617a224888d2fad9703ca4f.exe"C:\Users\Admin\AppData\Local\Temp\815523d02617a224888d2fad9703ca4f.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1368
-