Analysis
- max time kernel
149s - max time network
48s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system - submitted
07/11/2022, 02:52
Static task
static1
Behavioral task
behavioral1
Sample
63e55a19c0ffd289405191a7db1f6928.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
63e55a19c0ffd289405191a7db1f6928.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target 63e55a19c0ffd289405191a7db1f6928.exe
- Size 309KB
- Sample221107-dcqltsgbdm
- SHA256 5e42fb4e1c5d60b1571044db81f667effa6430a4b76e90590c3a378fa63a2a3a
- MD5 63e55a19c0ffd289405191a7db1f6928
- SHA1 c9ed8089fe99621f8b2738867aba8d393c77c75f
- SHA512 aa2c6949654194a27aa646eb246f462a4d1591279e509933572bd98812a2ed819d62b5a999bf619554a68037e0dfbc6c31c4896f9d3f9ff4a7909729de87ad14
- SSDEEP 3072:Jz+pfnjk2q+5r1+8wE4dykOQKWS8gMJKnBtwb1jccxEuugmB8EN:mfns01+8wEoOgSQcnsbNouc5N
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1028-55-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1028-56-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/988-59-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1028-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1028-61-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 988 set thread context of 1028 988 63e55a19c0ffd289405191a7db1f6928.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 63e55a19c0ffd289405191a7db1f6928.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 63e55a19c0ffd289405191a7db1f6928.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 63e55a19c0ffd289405191a7db1f6928.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1028 63e55a19c0ffd289405191a7db1f6928.exe 1028 63e55a19c0ffd289405191a7db1f6928.exe 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found 1244 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1028 63e55a19c0ffd289405191a7db1f6928.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 988 wrote to memory of 1028 988 63e55a19c0ffd289405191a7db1f6928.exe 27 PID 988 wrote to memory of 1028 988 63e55a19c0ffd289405191a7db1f6928.exe 27 PID 988 wrote to memory of 1028 988 63e55a19c0ffd289405191a7db1f6928.exe 27 PID 988 wrote to memory of 1028 988 63e55a19c0ffd289405191a7db1f6928.exe 27 PID 988 wrote to memory of 1028 988 63e55a19c0ffd289405191a7db1f6928.exe 27 PID 988 wrote to memory of 1028 988 63e55a19c0ffd289405191a7db1f6928.exe 27 PID 988 wrote to memory of 1028 988 63e55a19c0ffd289405191a7db1f6928.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\63e55a19c0ffd289405191a7db1f6928.exe"C:\Users\Admin\AppData\Local\Temp\63e55a19c0ffd289405191a7db1f6928.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:988 -
C:\Users\Admin\AppData\Local\Temp\63e55a19c0ffd289405191a7db1f6928.exe"C:\Users\Admin\AppData\Local\Temp\63e55a19c0ffd289405191a7db1f6928.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1028
-