Analysis
- max time kernel
145s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system - submitted
21/07/2023, 06:40
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Payment Slip.exe
Resource
win7-20230712-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
Payment Slip.exe
Resource
win10v2004-20230703-en
10 signatures
150 seconds
General
- Target Payment Slip.exe
- Size 336KB
- Sample230721-he886scd44
- SHA256 78fbd42e5b8ac36090e1765cb86e573a4d8f2c3e1b6339c3e081343e74967943
- MD5 66cc22ed167cdaef60b10efd54949ff6
- SHA1 bbe7a39f01333346c8e3bcfbf73e4c484a3bc2cd
- SHA512 57c4c110a59c104af9ddee66d75a62330d985d83d604f3131920449265a9e2f2b5aa36f34da1b8fb86fe3875c254e27bfb87f51f32bc699ec465db4d1786640e
- SSDEEP 6144:/Ya6D86Y0vp4i0viRcFiU+0/WHT22FtdJ9KGTV:/YpThvOi0OcFiUdeHa27dXV
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
darkcloud
Attributes
- email_from
- email_to
Signatures
- Loads dropped DLL 1 IoCs
pid Process 3516 Payment Slip.exe -
resource yara_rule behavioral2/memory/3120-141-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-143-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-145-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-148-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-149-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-150-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-151-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-152-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-153-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-154-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-155-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-156-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-157-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-158-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-159-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-160-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-161-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-162-0x0000000000400000-0x0000000000476000-memory.dmp upx behavioral2/memory/3120-163-0x0000000000400000-0x0000000000476000-memory.dmp upx - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hqavfok = "C:\\Users\\Admin\\AppData\\Roaming\\xhqmvrbkgpyuea\\jrnwgcl.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\Payment Slip.exe\"" Payment Slip.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3516 set thread context of 3120 3516 Payment Slip.exe 86 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3120 Payment Slip.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3516 Payment Slip.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3120 Payment Slip.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3516 wrote to memory of 3120 3516 Payment Slip.exe 86 PID 3516 wrote to memory of 3120 3516 Payment Slip.exe 86 PID 3516 wrote to memory of 3120 3516 Payment Slip.exe 86 PID 3516 wrote to memory of 3120 3516 Payment Slip.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"2⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:3120
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\nshB279.tmp\xixaugr.dll
- Size 53KB
- SHA256 9e7731d5cbdd2e9f9c3add54e43eda6a82d782288bf5e9f5a9388affb772e3e3
- MD5 18fe03603fef1da9072e5a778fa2da79
- SHA1 d7bbb199679adf7d837a6fc019bd36a37c77a57b
- SHA512 7dc9b851dce0727b44a091f2aa4274578fb1b65b77096a92a894c6876b8e2fd19327cdf333793507b519dc5208b32c8fbbc3eea2555484cb6a1005afe1271281
- SSDEEP 768:A2AWdpGjHM3RQRekroaHpMhMadKvbUcVtUPhjIWmnTEDA7vy:A2AYsMM0aHpMhgvgj8a
- MD5 SHA1 SHA512 SSDEEP