dridex | 710054997d4eb9a27731fbd991a1d2c57ac84cff5468bb08b7faa6e4a5e54118

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 14:40

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General

Target

710054997d4eb9a27731fbd991a1d2c57ac84cff5468bb08b7faa6e4a5e54118.dll
Size

158KB
MD5

3825b09e217afc63adca0bad46d0721d
SHA1

c1083ddb81482f028eb5892de9a9b2d8ca5d294e
SHA256

710054997d4eb9a27731fbd991a1d2c57ac84cff5468bb08b7faa6e4a5e54118
SHA512

8ed022dde751973ef716216cdaa202939715c8d06092521b520cf3a0130bade977f38ee7aa42e8cb642551b0aed2a2868f711d98b9e17181b43a8b4831e928ce

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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

Processes:

resource	yara_rule
behavioral1/memory/1648-115-0x00000000735F0000-0x000000007361D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

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

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 516 wrote to memory of 1648	516	rundll32.exe	rundll32.exe
PID 516 wrote to memory of 1648	516	rundll32.exe	rundll32.exe
PID 516 wrote to memory of 1648	516	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\710054997d4eb9a27731fbd991a1d2c57ac84cff5468bb08b7faa6e4a5e54118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\710054997d4eb9a27731fbd991a1d2c57ac84cff5468bb08b7faa6e4a5e54118.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1648

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/1648-114-0x0000000000000000-mapping.dmp

Download
memory/1648-115-0x00000000735F0000-0x000000007361D000-memory.dmp

Filesize
180KB

Download
memory/1648-117-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download