dridex | 6adec47585e8208c30c7ca86dad8a4380973a06687b94c880f0ff804f5974f1f

Analysis

max time kernel
102s
max time network
103s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:44

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General

Target

6adec47585e8208c30c7ca86dad8a4380973a06687b94c880f0ff804f5974f1f.dll
Size

154KB
MD5

8ff8dc56c3ffdc1e7e33a96d78d19eaf
SHA1

a3548f4a3d1f153cdb284244cc610970b136f645
SHA256

6adec47585e8208c30c7ca86dad8a4380973a06687b94c880f0ff804f5974f1f
SHA512

770f54643369c9156e1299962565af1259a4dc6508c82b9cf4dffb00848e03a36a142e5ddae5537e100b6bfc753a730fa7339a882c24edb52572d2d8de259c67

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/4492-115-0x0000000073820000-0x000000007384D000-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 4448 wrote to memory of 4492	4448	rundll32.exe	rundll32.exe
PID 4448 wrote to memory of 4492	4448	rundll32.exe	rundll32.exe
PID 4448 wrote to memory of 4492	4448	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6adec47585e8208c30c7ca86dad8a4380973a06687b94c880f0ff804f5974f1f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4448

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6adec47585e8208c30c7ca86dad8a4380973a06687b94c880f0ff804f5974f1f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4492

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/4492-114-0x0000000000000000-mapping.dmp

Download
memory/4492-115-0x0000000073820000-0x000000007384D000-memory.dmp

Filesize
180KB

Download
memory/4492-117-0x0000000002580000-0x0000000002586000-memory.dmp

Filesize
24KB

Download