Analysis
- max time kernel
150s - max time network
151s - platform
windows7_x64 - resource
win7v20201028 - submitted
12/02/2021, 10:30
Static task
static1
Behavioral task
behavioral1
Sample
curllib.dll
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
curllib.dll
Resource
win10v20201028
0 signatures
0 seconds
General
- Target curllib.dll
- Size 597KB
- Sample210212-krm92dqqf2
- SHA256 7519ecc88854cf96e369f110243fec46fbf20e8d1259ffaee06ef865f59a3aa7
- MD5 b39ec795237847c3f080eb45d146edb3
- SHA1 d38da9f2e22df5d72488b00e3865e32df655bb56
- SHA512 da3b9077fc40deb4dfada09168e0850ff0e07682afaf9edeee6c7653e83f1d9f7d8788ed7469f35b50c10868b7d4c78f74196f20b19d185e22f201efe29cb0cd
- MD5 SHA1 SHA512
Score
8/10
Malware Config
Signatures
- Blocklisted process makes network request 5 IoCs
flow pid Process 3 1504 rundll32.exe 6 1504 rundll32.exe 9 1504 rundll32.exe 10 1504 rundll32.exe 11 1504 rundll32.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1504 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1504 rundll32.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1832 wrote to memory of 1504 1832 rundll32.exe 25 PID 1832 wrote to memory of 1504 1832 rundll32.exe 25 PID 1832 wrote to memory of 1504 1832 rundll32.exe 25 PID 1832 wrote to memory of 1504 1832 rundll32.exe 25 PID 1832 wrote to memory of 1504 1832 rundll32.exe 25 PID 1832 wrote to memory of 1504 1832 rundll32.exe 25 PID 1832 wrote to memory of 1504 1832 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\curllib.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\curllib.dll,#12⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1504
-