dridex | 501a44646a27e222035284c29fa0a820ff63e24a58b4a21ababeda829f1fe3e7

Analysis

max time kernel
31s
max time network
32s
platform
windows10_x64
resource
win10v20210408
submitted
04-05-2021 14:48

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General

Target

501a44646a27e222035284c29fa0a820ff63e24a58b4a21ababeda829f1fe3e7.dll
Size

162KB
MD5

4eed87e3b88d9c9983df6a783a488b8d
SHA1

2f863ae0e2efbf51fcd75876c7d56914ed4b244a
SHA256

501a44646a27e222035284c29fa0a820ff63e24a58b4a21ababeda829f1fe3e7
SHA512

74c5dc8e866ddada650138ed442947f938e068ec4b74174ae110e9ad5751284cc5a490b275a15d06b22a9d3e7403f00e9c446396b5bc0a1613f163ee440af651

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

Processes:

resource	yara_rule
behavioral1/memory/1136-115-0x00000000738F0000-0x000000007391E000-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 860 wrote to memory of 1136	860	rundll32.exe	rundll32.exe
PID 860 wrote to memory of 1136	860	rundll32.exe	rundll32.exe
PID 860 wrote to memory of 1136	860	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\501a44646a27e222035284c29fa0a820ff63e24a58b4a21ababeda829f1fe3e7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:860

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\501a44646a27e222035284c29fa0a820ff63e24a58b4a21ababeda829f1fe3e7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1136

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1136-114-0x0000000000000000-mapping.dmp

Download
memory/1136-115-0x00000000738F0000-0x000000007391E000-memory.dmp

Filesize
184KB

Download
memory/1136-117-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download