dridex | ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258

Analysis

max time kernel
150s
max time network
153s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:03

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General

Target

ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258.dll
Size

158KB
MD5

e1db90015a3a03e1b4b94fdf988686d9
SHA1

e06dc501db50206c5b7dbc934d5a6629ab9d1a41
SHA256

ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258
SHA512

908b397239fef1555b86084d0898a54bb1ad7dc8c893d42ed6741b973c814262a1076a12a7532e5629036dfca2e3d2c6d71a0db8cd8891f3d1a0bedc695ff5ee

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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
behavioral2/memory/1604-115-0x0000000074450000-0x000000007447D000-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 792 wrote to memory of 1604	792	rundll32.exe	rundll32.exe
PID 792 wrote to memory of 1604	792	rundll32.exe	rundll32.exe
PID 792 wrote to memory of 1604	792	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:792

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ac378d0b1e130cfd0ef9e3ac3434b862d97368cd0e3e7856ea59fe987f96d258.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1604

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/1604-114-0x0000000000000000-mapping.dmp

Download
memory/1604-115-0x0000000074450000-0x000000007447D000-memory.dmp

Filesize
180KB

Download
memory/1604-117-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download