dridex | d9264933d09b33e7d43a690c21632a3a730ea475a327fd174d47d0683e78639f

Analysis

max time kernel
38s
max time network
79s
platform
windows10_x64
resource
win10v20210408
submitted
03/05/2021, 14:02

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General

Target
d64527e7_by_Libranalysis.dll
Size 162KB
Sample210503-c98q8f335s
SHA256 d9264933d09b33e7d43a690c21632a3a730ea475a327fd174d47d0683e78639f
MD5 d64527e77a22b317afb3e7cfd5bb39e3
SHA1 280008ea2019772d062bf9188b90579d99b4f6dc
SHA512 5a07a5fd18fd2a51ea4f0d7295ca35bbcaa3c09c89c93d30c6ba6bb22418e0d941b4bd271d8264168e6bacc0c8d3f8a32612d5795f2ec03024ba2569277e20eb
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/960-115-0x0000000073A70000-0x0000000073A9E000-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 660 wrote to memory of 960	660	rundll32.exe	71
PID 660 wrote to memory of 960	660	rundll32.exe	71
PID 660 wrote to memory of 960	660	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d64527e7_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d64527e7_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:960

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/960-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

Download

memory/960-117-0x0000000003390000-0x0000000003396000-memory.dmp