Analysis
- max time kernel
1205s - max time network
1216s - platform
windows10-1703_x64 - resource
win10-20240404-es - resource tags
arch:x64arch:x86image:win10-20240404-eslocale:es-esos:windows10-1703-x64systemwindows - submitted
04/04/2024, 22:10
Static task
static1
Behavioral task
behavioral1
Sample
DOCRAD0404INFOPDF2024RAD001.exe
Resource
win7-20240221-es
7 signatures
1200 seconds
Behavioral task
behavioral2
Sample
DOCRAD0404INFOPDF2024RAD001.exe
Resource
win10-20240404-es
7 signatures
1200 seconds
General
- Target DOCRAD0404INFOPDF2024RAD001.exe
- Size 2.3MB
- Sample240404-13rm5sbd6z
- SHA256 b219c4089fa80f02dd5ba6b280c0a3794af9cacf7460d090f23a56fb100d558c
- MD5 7a3e38c1d1aa89b1ba410ea0b4fed94b
- SHA1 e76e606997a59ef8e0c5a09f61d8dc698683fbbd
- SHA512 8a50c9885ff5910062fd5e2669f236364eca17256354fe843ec845e346c58dedba9dbccfd6dd58d2b5641302fff1fca67c689e2e1a2de9fd7ac21cf146150a48
- SSDEEP 49152:/iOLTDTfqd1EPVXhbY7OIRF19/z3KH9a2ewNT0IciZYp:9LTnfqIphbY6EFP/z3oa2PNT0Ici6p
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
asyncrat
Version
-
0.5.7B
Botnet
-
MASTER01
C2
-
armadnocaballerodominio.con-ip.com:4041
Mutex
-
Cookies
Attributes
-
delay
3
-
install
false
-
install_file
winu32.exe
-
install_folder
%AppData%
aes.plain
Signatures
- Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/4248-4-0x0000000006CE0000-0x0000000006F00000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-7-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-8-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-10-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-12-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-14-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-16-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-18-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-20-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-22-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-24-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-26-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-28-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-30-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-32-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-34-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-36-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-38-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-40-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-42-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-44-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-46-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-48-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-50-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-52-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-54-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-56-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-58-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-60-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-62-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-64-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-66-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-68-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 behavioral2/memory/4248-70-0x0000000006CE0000-0x0000000006EFA000-memory.dmp family_zgrat_v1 - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2768987046-1485460554-1347040953-1000\Software\Microsoft\Windows\CurrentVersion\Run\Skoygmnupg = "C:\\Users\\Admin\\AppData\\Roaming\\Skoygmnupg.exe" DOCRAD0404INFOPDF2024RAD001.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4248 set thread context of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72 - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4248 DOCRAD0404INFOPDF2024RAD001.exe Token: SeDebugPrivilege 4248 DOCRAD0404INFOPDF2024RAD001.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4248 wrote to memory of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72 PID 4248 wrote to memory of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72 PID 4248 wrote to memory of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72 PID 4248 wrote to memory of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72 PID 4248 wrote to memory of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72 PID 4248 wrote to memory of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72 PID 4248 wrote to memory of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72 PID 4248 wrote to memory of 3876 4248 DOCRAD0404INFOPDF2024RAD001.exe 72
Processes
-
C:\Users\Admin\AppData\Local\Temp\DOCRAD0404INFOPDF2024RAD001.exe"C:\Users\Admin\AppData\Local\Temp\DOCRAD0404INFOPDF2024RAD001.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4248 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵PID:3876
-