dridex | ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da

Analysis

max time kernel
128s
max time network
131s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 19:45

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General

Target
ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da.dll
Size 162KB
Sample210419-d8sys29aje
SHA256 ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da
MD5 20671349604c83db04e8ed3125c0c1e8
SHA1 073ff6f3d3ef4f571b1ae66ac913fc7bddc19337
SHA512 0fdb8013fce7eaa8b8878c36315ba4a878a666cf5ec053230d7a2705df39278197b28d542e421eb9b21e3de3babb8056d31d18c82b03f4a7042e4d7ecc49b0b6
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/1180-115-0x0000000073D90000-0x0000000073DBE000-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 1180	860	rundll32.exe	69
PID 860 wrote to memory of 1180	860	rundll32.exe	69
PID 860 wrote to memory of 1180	860	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1180

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/1180-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp

Download

memory/1180-117-0x0000000000FD0000-0x0000000000FD6000-memory.dmp