Analysis
- max time kernel
77s - max time network
149s - platform
windows7_x64 - resource
win7v200722 - submitted
14/10/2020, 15:22
Static task
static1
Behavioral task
behavioral1
Sample
ORDER-20200912.doc............exe
Resource
win7v200722
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
ORDER-20200912.doc............exe
Resource
win10
0 signatures
0 seconds
General
- Target ORDER-20200912.doc............exe
- Size 379KB
- Sample201014-gz51naneqx
- SHA256 f2397e6357ab4351a130ce51fe8236c663b446bc8f414618890e45263460e6c7
- MD5 690fe5e5cf7521b66cab6aa493c6ccc3
- SHA1 88c718e4dbc2dae2837a249258bc72200db33bb6
- SHA512 b683251845edf98d32c8bafa10100ad46c01533d7126f63ae5554654656f2f75f982d151b3dc92eb1985cd1f783b690aeee47f6b7c236083fe62467a462ac42d
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
asyncrat
Version
-
0.5.7B
C2
-
chongmei33.publicvm.com,185.165.153.116,54.37.36.116,185.244.30.92,dongreg202020.duckdns.org,178.33.222.241,rahim321.duckdns.org,79.134.225.92,37.120.208.36:49746,2703,49714
Mutex
-
word_6SI86kPnk
Attributes
-
aes_key
cXaUSI4AZFOKx5k2667BdkKb6EfeIGtv
-
anti_detection
false
-
autorun
false
-
bdos
false
-
delay
SEPT G88
-
host
chongmei33.publicvm.com,185.165.153.116,54.37.36.116,185.244.30.92,dongreg202020.duckdns.org,178.33.222.241,rahim321.duckdns.org,79.134.225.92,37.120.208.36
-
hwid
3
- install_file
-
install_folder
%AppData%
-
mutex
word_6SI86kPnk
-
pastebin_config
null
-
port
49746,2703,49714
-
version
0.5.7B
aes.plain
Signatures
- Async RAT payload 4 IoCs
resource yara_rule behavioral1/memory/848-5-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat behavioral1/memory/848-6-0x000000000040C8AE-mapping.dmp asyncrat behavioral1/memory/848-7-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat behavioral1/memory/848-8-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat - Uses the VBS compiler for execution 1 TTPs
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ORDER-20200912.doc............exe" ORDER-20200912.doc............exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1620 set thread context of 848 1620 ORDER-20200912.doc............exe 28 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1620 ORDER-20200912.doc............exe 1620 ORDER-20200912.doc............exe 1620 ORDER-20200912.doc............exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1620 ORDER-20200912.doc............exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1620 ORDER-20200912.doc............exe Token: SeDebugPrivilege 848 vbc.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1620 wrote to memory of 848 1620 ORDER-20200912.doc............exe 28 PID 1620 wrote to memory of 848 1620 ORDER-20200912.doc............exe 28 PID 1620 wrote to memory of 848 1620 ORDER-20200912.doc............exe 28 PID 1620 wrote to memory of 848 1620 ORDER-20200912.doc............exe 28 PID 1620 wrote to memory of 848 1620 ORDER-20200912.doc............exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\ORDER-20200912.doc............exe"C:\Users\Admin\AppData\Local\Temp\ORDER-20200912.doc............exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
PID:848
-