dridex | 1cec45860c20bb6c4ca07fb15d25b3b221c0384c625eb58dd2cfb20f2d5e5b39

Analysis

max time kernel
28s
max time network
69s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 01:33

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General

Target

1cec45860c20bb6c4ca07fb15d25b3b221c0384c625eb58dd2cfb20f2d5e5b39.dll
Size

160KB
MD5

1b1f29c58483363fd1f363a060017bf8
SHA1

0b0ddc5f90d9b38e0b0284240921c975c8740b32
SHA256

1cec45860c20bb6c4ca07fb15d25b3b221c0384c625eb58dd2cfb20f2d5e5b39
SHA512

6ddfcc81abaa6ac9742653351fb107996edfd32609e4dd2ef5f4382d834ee52e761a947dd897f4f57cfcbc19dae8ab3a7eb63d9da8e1444e89976ccbae2a7a5e

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/868-115-0x00000000735F0000-0x000000007361E000-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 528 wrote to memory of 868	528	rundll32.exe	rundll32.exe
PID 528 wrote to memory of 868	528	rundll32.exe	rundll32.exe
PID 528 wrote to memory of 868	528	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cec45860c20bb6c4ca07fb15d25b3b221c0384c625eb58dd2cfb20f2d5e5b39.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:528

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cec45860c20bb6c4ca07fb15d25b3b221c0384c625eb58dd2cfb20f2d5e5b39.dll,#1
2⤵
- Checks whether UAC is enabled
PID:868

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/868-114-0x0000000000000000-mapping.dmp

Download
memory/868-115-0x00000000735F0000-0x000000007361E000-memory.dmp

Filesize
184KB

Download
memory/868-117-0x00000000023F0000-0x00000000023F6000-memory.dmp

Filesize
24KB

Download