Analysis
-
max time kernel
151s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
04-08-2023 14:46
Static task
static1
Behavioral task
behavioral1
Sample
a8331e50e85849f47d59f1d1f14fd78e.bin.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
a8331e50e85849f47d59f1d1f14fd78e.bin.exe
Resource
win10v2004-20230703-en
General
-
Target
a8331e50e85849f47d59f1d1f14fd78e.bin.exe
-
Size
1.1MB
-
MD5
a8331e50e85849f47d59f1d1f14fd78e
-
SHA1
709f5b95b0b51079f6b9374a30e0a2319ee2cfa3
-
SHA256
62f1d4e331c6eaa835a1b1cd59244a6b064f0dfe8b97f07ec51336b6258a1eba
-
SHA512
c42d6abc7108c2d50bf1f7b272f3c5cff9a5a8134db9fd3a871aab48fd12b74521780b734db1224a6953d4ad0be14dc1e4b0de9a00a6bd1ba8da350e2bdf54e3
-
SSDEEP
24576:Uo53R8dBoeZfWoXzNOraLyMkKH/5KOguyRs6CE3jLMpppdpppppUO9Rs6CE3jLMt:55CbTf/BEaLyv8YuyRs6CE3jLbO9Rs6I
Malware Config
Signatures
-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
resource yara_rule behavioral2/memory/2172-143-0x0000000000400000-0x00000000004DA000-memory.dmp dcrat -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4712 set thread context of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2172 a8331e50e85849f47d59f1d1f14fd78e.bin.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2172 a8331e50e85849f47d59f1d1f14fd78e.bin.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4712 wrote to memory of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107 PID 4712 wrote to memory of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107 PID 4712 wrote to memory of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107 PID 4712 wrote to memory of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107 PID 4712 wrote to memory of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107 PID 4712 wrote to memory of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107 PID 4712 wrote to memory of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107 PID 4712 wrote to memory of 2172 4712 a8331e50e85849f47d59f1d1f14fd78e.bin.exe 107
Processes
-
C:\Users\Admin\AppData\Local\Temp\a8331e50e85849f47d59f1d1f14fd78e.bin.exe"C:\Users\Admin\AppData\Local\Temp\a8331e50e85849f47d59f1d1f14fd78e.bin.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Users\Admin\AppData\Local\Temp\a8331e50e85849f47d59f1d1f14fd78e.bin.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2172
-
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a8331e50e85849f47d59f1d1f14fd78e.bin.exe.log
Filesize1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc