dridex | dd372f0bb594e106a7ec35ca376d87d90874d8251ad062e5c20c536393d13f4a

Analysis

max time kernel
18s
max time network
136s
platform
windows10_x64
resource
win10v20210410
submitted
26-06-2021 21:52

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General

Target

dd372f0bb594e106a7ec35ca376d87d90874d8251ad062e5c20c536393d13f4a.dll
Size

160KB
MD5

843835e69bdf870fb8c3cd0bc14a54f1
SHA1

0a7d5e508ed4a131ecdf53c4c4f6649422c24b23
SHA256

dd372f0bb594e106a7ec35ca376d87d90874d8251ad062e5c20c536393d13f4a
SHA512

1c7f16008e2ee1078fefdde552c88d3eea482a2926f8d88bee8a457a0a0bd0c780fb503ddee9bafe336e49867e12263c171eaa26ca6de62785fe8722c2c38003

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/3608-115-0x0000000073A70000-0x0000000073A9E000-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 1696 wrote to memory of 3608	1696	rundll32.exe	rundll32.exe
PID 1696 wrote to memory of 3608	1696	rundll32.exe	rundll32.exe
PID 1696 wrote to memory of 3608	1696	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd372f0bb594e106a7ec35ca376d87d90874d8251ad062e5c20c536393d13f4a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1696

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd372f0bb594e106a7ec35ca376d87d90874d8251ad062e5c20c536393d13f4a.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3608

Network

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/3608-114-0x0000000000000000-mapping.dmp

Download
memory/3608-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

Filesize
184KB

Download
memory/3608-117-0x00000000030F0000-0x000000000319E000-memory.dmp

Filesize
696KB

Download