dridex | 53201db0cce8a6cf754fe6e2eff126b96b794693a30716d313d63d5a694c4222

Analysis

max time kernel
19s
max time network
122s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 02:18

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General

Target

53201db0cce8a6cf754fe6e2eff126b96b794693a30716d313d63d5a694c4222.dll
Size

158KB
MD5

d7c63efa46b109ea0a7fcbf55f83bea4
SHA1

83a6847b8e181b5902868edfb4723bbb53c338b6
SHA256

53201db0cce8a6cf754fe6e2eff126b96b794693a30716d313d63d5a694c4222
SHA512

3cd00827e671c64d1b2b1468172d91e3d6a2b5ac60d8deab59e1891b9a7d20357afddf0ee1a9100dc2c95195b0783c6fb587972399d10003ba57f4f43b8a4a6a

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/3184-115-0x00000000741E0000-0x000000007420D000-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 3432 wrote to memory of 3184	3432	rundll32.exe	rundll32.exe
PID 3432 wrote to memory of 3184	3432	rundll32.exe	rundll32.exe
PID 3432 wrote to memory of 3184	3432	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53201db0cce8a6cf754fe6e2eff126b96b794693a30716d313d63d5a694c4222.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3432

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53201db0cce8a6cf754fe6e2eff126b96b794693a30716d313d63d5a694c4222.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3184

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/3184-114-0x0000000000000000-mapping.dmp

Download
memory/3184-115-0x00000000741E0000-0x000000007420D000-memory.dmp

Filesize
180KB

Download
memory/3184-117-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

Filesize
24KB

Download