Analysis
-
max time kernel
18s -
max time network
110s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 17:21
Static task
static1
Behavioral task
behavioral1
Sample
ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258.dll
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
General
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Target
ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258.dll
-
Size
158KB
-
MD5
e1db90015a3a03e1b4b94fdf988686d9
-
SHA1
e06dc501db50206c5b7dbc934d5a6629ab9d1a41
-
SHA256
ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258
-
SHA512
908b397239fef1555b86084d0898a54bb1ad7dc8c893d42ed6741b973c814262a1076a12a7532e5629036dfca2e3d2c6d71a0db8cd8891f3d1a0bedc695ff5ee
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
94.247.168.64:443
159.203.93.122:8172
50.116.27.97:2303
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral2/memory/4460-115-0x0000000073820000-0x000000007384D000-memory.dmp dridex_ldr -
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4444 wrote to memory of 4460 4444 rundll32.exe rundll32.exe PID 4444 wrote to memory of 4460 4444 rundll32.exe rundll32.exe PID 4444 wrote to memory of 4460 4444 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4444 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258.dll,#12⤵
- Checks whether UAC is enabled
PID:4460