dridex | 82b9a7978c9ff5eb7e43d28f987d43fcbf6367fd37bf026e812d140c5524d226

Analysis

max time kernel
65s
max time network
113s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 01:04

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General

Target
1589f5a6_by_Libranalysis.dll
Size 162KB
Sample210430-xtfaw4a3jn
SHA256 82b9a7978c9ff5eb7e43d28f987d43fcbf6367fd37bf026e812d140c5524d226
MD5 1589f5a6e641f9384c96d39760c83439
SHA1 4c1ef99ad00301c4e03eb1377adb6d986c618cb8
SHA512 2e1a8016801c9d65bea1ab3c892f3d07901ba3f067b2734eac6516a0a371dee2abcfb839c933aaecb225164c5eeffdff7ed2e2826f1e9ac633b57e4a444160bd
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1596-115-0x0000000073ED0000-0x0000000073EFE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 1596	852	rundll32.exe	71
PID 852 wrote to memory of 1596	852	rundll32.exe	71
PID 852 wrote to memory of 1596	852	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1589f5a6_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1589f5a6_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1596

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1596-115-0x0000000073ED0000-0x0000000073EFE000-memory.dmp

Download

memory/1596-117-0x0000000003010000-0x0000000003016000-memory.dmp