dridex | 8d5db95ff3d01a5615c9560ff477a2c8cbb2d2d1d14dfd82964fe1514397d9d9

Analysis

max time kernel
132s
max time network
134s
platform
windows10_x64
resource
win10v20210410
submitted
13/05/2021, 01:02

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General

Target
6a5ca060_by_Libranalysis.dll
Size 162KB
Sample210513-jja1e3txqa
SHA256 8d5db95ff3d01a5615c9560ff477a2c8cbb2d2d1d14dfd82964fe1514397d9d9
MD5 6a5ca060b770ca504e005f87f32eee77
SHA1 3f47c2e6b332bafe33ea0c1a88907540e39e8999
SHA512 e774a25b868353647be5d0351efb75cec0c9fcf728a24306e41aed2f43521159c8fd067d8c6a9505dcb94c5c4a77a50d56434b0ed6dc0d0c47ba8d4fadab97c8
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/4024-115-0x00000000755E0000-0x000000007560E000-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 4048 wrote to memory of 4024	4048	rundll32.exe	55
PID 4048 wrote to memory of 4024	4048	rundll32.exe	55
PID 4048 wrote to memory of 4024	4048	rundll32.exe	55

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a5ca060_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a5ca060_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4024

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/4024-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Download

memory/4024-117-0x0000000002D40000-0x0000000002D46000-memory.dmp