dridex | 918a33e1e74cb2439658e8ac735791b44992b8051d066f46dcdb0dc1dca1f983

Analysis

max time kernel
27s
max time network
150s
platform
windows10_x64
resource
win10v20210408
submitted
25-06-2021 02:46

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General

Target

918a33e1e74cb2439658e8ac735791b44992b8051d066f46dcdb0dc1dca1f983.dll
Size

160KB
MD5

9a7c482fb2f54f2a653472dfa8b90631
SHA1

05895e8f3ba45b2e6818b1aaaf4c3f80bd155901
SHA256

918a33e1e74cb2439658e8ac735791b44992b8051d066f46dcdb0dc1dca1f983
SHA512

4c24c538a6758309b473efc56cc8ba0004cb798046152c94f6d9ce8d449cafd61e218542b135d1b71e9d65ca3a943467dfc0a85fb7e70d8c1069372c2610fd98

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/1228-115-0x0000000073C70000-0x0000000073C9E000-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 396 wrote to memory of 1228	396	rundll32.exe	rundll32.exe
PID 396 wrote to memory of 1228	396	rundll32.exe	rundll32.exe
PID 396 wrote to memory of 1228	396	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\918a33e1e74cb2439658e8ac735791b44992b8051d066f46dcdb0dc1dca1f983.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:396

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\918a33e1e74cb2439658e8ac735791b44992b8051d066f46dcdb0dc1dca1f983.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1228

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/1228-114-0x0000000000000000-mapping.dmp

Download
memory/1228-115-0x0000000073C70000-0x0000000073C9E000-memory.dmp

Filesize
184KB

Download
memory/1228-117-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

Filesize
24KB

Download