Analysis
-
max time kernel
141s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
04-03-2024 22:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b339347e3ca1df6e8ae904e5dcfefcc4.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
-
Target
b339347e3ca1df6e8ae904e5dcfefcc4.dll
-
Size
188KB
-
MD5
b339347e3ca1df6e8ae904e5dcfefcc4
-
SHA1
3fffcf655c525a38ea2ce7d4232dc0fd4057779c
-
SHA256
df211f9fe9c441bb19299e548ec770995c50a703a783810831973776c463768c
-
SHA512
af2f64a4218027c18baca6d7090ff9de718801e795a889498347284d1893824f8002ab2e3bd6902e68123072f5bb175f0b0fc845f94109794010696d2d6a545c
-
SSDEEP
3072:oH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWs7dU:oUua/Pv7YNhRIEZDeXVpAxtMsxK
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443
rc4.plain
rc4.plain
Signatures
-
resource yara_rule behavioral1/memory/2088-0-0x0000000074BC0000-0x0000000074BF0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 1268 2088 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1684 wrote to memory of 2088 1684 rundll32.exe 28 PID 1684 wrote to memory of 2088 1684 rundll32.exe 28 PID 1684 wrote to memory of 2088 1684 rundll32.exe 28 PID 1684 wrote to memory of 2088 1684 rundll32.exe 28 PID 1684 wrote to memory of 2088 1684 rundll32.exe 28 PID 1684 wrote to memory of 2088 1684 rundll32.exe 28 PID 1684 wrote to memory of 2088 1684 rundll32.exe 28 PID 2088 wrote to memory of 1268 2088 rundll32.exe 29 PID 2088 wrote to memory of 1268 2088 rundll32.exe 29 PID 2088 wrote to memory of 1268 2088 rundll32.exe 29 PID 2088 wrote to memory of 1268 2088 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b339347e3ca1df6e8ae904e5dcfefcc4.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b339347e3ca1df6e8ae904e5dcfefcc4.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2088 -s 3083⤵
- Program crash
PID:1268
-
-