dridex | 019f0b4b8abbfa5d3928d0831ed99f766fad59112113524ced570de9ef3d28fe

Analysis

max time kernel
60s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
06/05/2021, 11:02

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General

Target
5346ff31_by_Libranalysis.dll
Size 162KB
Sample210506-xfkrd65hex
SHA256 019f0b4b8abbfa5d3928d0831ed99f766fad59112113524ced570de9ef3d28fe
MD5 5346ff314d188b32445ad0186e247f41
SHA1 b11af64c6d14331e4b537749f1f551579aa792c1
SHA512 ed3d8f618464841ff3f7c147b78a4466742dfc5bd343c0c38f86ad9392e14944611d70232990ad896d4f85632104f17872a0ea77980626f90a150194606ff44c
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/1548-115-0x0000000074440000-0x000000007446E000-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 860 wrote to memory of 1548	860	rundll32.exe	72
PID 860 wrote to memory of 1548	860	rundll32.exe	72
PID 860 wrote to memory of 1548	860	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5346ff31_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5346ff31_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1548

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/1548-115-0x0000000074440000-0x000000007446E000-memory.dmp

Download

memory/1548-117-0x0000000000DA0000-0x0000000000DA6000-memory.dmp