Analysis
-
max time kernel
136s -
max time network
144s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
20-04-2021 01:36
Static task
static1
Behavioral task
behavioral1
Sample
7D657B92578B212DF37CA6236774E860.exe
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
7D657B92578B212DF37CA6236774E860.exe
-
Size
300KB
-
MD5
7d657b92578b212df37ca6236774e860
-
SHA1
b8a9c104ca289e2efa17253c2ad5a07869b690f6
-
SHA256
c6ebbad6263ea4ae1ff444be47083183a6a28e351210f778dd380fd0da6ea063
-
SHA512
0933ad82f2640590d1713558e3ee121e0d26ae1f2a1c1148be86bf12ae95ec0af772fa514caaf7dd45c0de8f92d2a6fcf9fca1d8fa97c1e1f0f848a31012d13c
Malware Config
Extracted
Family
asyncrat
Version
0.5.7B
C2
aliali785.ddns.net:5551
Mutex
AsyncMutex_6SI8OkPnk
Attributes
-
aes_key
WuizH99uJ00pqwI5w8jOxiuiON7hVmVS
-
anti_detection
false
-
autorun
false
-
bdos
false
-
delay
Default
-
host
aliali785.ddns.net
-
hwid
3
- install_file
-
install_folder
%AppData%
-
mutex
AsyncMutex_6SI8OkPnk
-
pastebin_config
null
-
port
5551
-
version
0.5.7B
aes.plain
Signatures
-
Async RAT payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1556-62-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat behavioral1/memory/1556-63-0x000000000040C73E-mapping.dmp asyncrat behavioral1/memory/1556-64-0x0000000000400000-0x0000000000412000-memory.dmp asyncrat -
Suspicious use of SetThreadContext 1 IoCs
Processes:
7D657B92578B212DF37CA6236774E860.exedescription pid process target process PID 1088 set thread context of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 1556 RegSvcs.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
7D657B92578B212DF37CA6236774E860.exedescription pid process target process PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe PID 1088 wrote to memory of 1556 1088 7D657B92578B212DF37CA6236774E860.exe RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\7D657B92578B212DF37CA6236774E860.exe"C:\Users\Admin\AppData\Local\Temp\7D657B92578B212DF37CA6236774E860.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1088-59-0x0000000000A00000-0x0000000000A01000-memory.dmpFilesize
4KB
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memory/1088-61-0x0000000000310000-0x000000000031C000-memory.dmpFilesize
48KB
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memory/1088-66-0x0000000005230000-0x0000000005231000-memory.dmpFilesize
4KB
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memory/1556-62-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/1556-63-0x000000000040C73E-mapping.dmp
-
memory/1556-64-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/1556-67-0x0000000004B30000-0x0000000004B31000-memory.dmpFilesize
4KB