dridex | 5d5a0272b665d7861ebeb81cde42361920705496e3eb2858088d41bfeaea66d9

Analysis

max time kernel
28s
max time network
120s
platform
windows10_x64
resource
win10v20210408
submitted
18-06-2021 21:09

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General

Target

5d5a0272b665d7861ebeb81cde42361920705496e3eb2858088d41bfeaea66d9.dll
Size

160KB
MD5

96c325d15f14b4fa5b41cbae983bdba4
SHA1

46c53017aa2749e8918223a4cdb3a3ec053794b7
SHA256

5d5a0272b665d7861ebeb81cde42361920705496e3eb2858088d41bfeaea66d9
SHA512

fe13fe24f597086b1cf9d54eae7cecf0ec384844749906c76a62117bfcefd7d7908b5d23f82c3282b18e779bb4a13bd785814d54e44be14648da5da596cd3398

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/4076-115-0x0000000074400000-0x000000007442E000-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 776 wrote to memory of 4076	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 4076	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 4076	776	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d5a0272b665d7861ebeb81cde42361920705496e3eb2858088d41bfeaea66d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5d5a0272b665d7861ebeb81cde42361920705496e3eb2858088d41bfeaea66d9.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4076

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/4076-114-0x0000000000000000-mapping.dmp

Download
memory/4076-115-0x0000000074400000-0x000000007442E000-memory.dmp

Filesize
184KB

Download
memory/4076-117-0x0000000002FF0000-0x0000000002FF6000-memory.dmp

Filesize
24KB

Download