dridex | 97501c1c65f6177cdbe1c4ca8576d96adf4240a54e2a9c3222a8313d18f23402

Analysis

max time kernel
26s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
21/04/2021, 08:51

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General

Target
97501c1c65f6177cdbe1c4ca8576d96adf4240a54e2a9c3222a8313d18f23402.dll
Size 162KB
Sample210421-e9hmx43pya
SHA256 97501c1c65f6177cdbe1c4ca8576d96adf4240a54e2a9c3222a8313d18f23402
MD5 39987422d75af9cf5dacef785f0ea37e
SHA1 640bdc4f29ce2a02c1ad85c9abb574c4f098c87d
SHA512 59a628475f0a7a4ea3b2de82335d5b6f583980c0f254a3519b3b304bc290424d038f70e7a9a3cb2df51b74b391f3c031efaaa92a9a4118430d80a3c82650c78e
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/3264-115-0x0000000073EE0000-0x0000000073F0E000-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 3232 wrote to memory of 3264	3232	rundll32.exe	69
PID 3232 wrote to memory of 3264	3232	rundll32.exe	69
PID 3232 wrote to memory of 3264	3232	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\97501c1c65f6177cdbe1c4ca8576d96adf4240a54e2a9c3222a8313d18f23402.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\97501c1c65f6177cdbe1c4ca8576d96adf4240a54e2a9c3222a8313d18f23402.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3264

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/3264-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/3264-117-0x0000000002B70000-0x0000000002CBA000-memory.dmp