dridex | d96081b81c4bd154d5ad570f769235301e5aa396f6d93adbe3dd13036418a423

Analysis

max time kernel
49s
max time network
55s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:08

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General

Target

d96081b81c4bd154d5ad570f769235301e5aa396f6d93adbe3dd13036418a423.dll
Size

154KB
MD5

9461b137bbe1cf11bb1394124f6186f1
SHA1

c11a6edacd214c1448751270f866ee326b9b63aa
SHA256

d96081b81c4bd154d5ad570f769235301e5aa396f6d93adbe3dd13036418a423
SHA512

ba54c23516ff131ed3c72fbf2416be6f5703027183ee4ed498199a2b905825117b297daa7a581c0b2cc67c2a70543c77c4d407960d33d2b342cee1f9e4d6a2ee

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/1668-115-0x00000000742C0000-0x00000000742ED000-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 672 wrote to memory of 1668	672	rundll32.exe	rundll32.exe
PID 672 wrote to memory of 1668	672	rundll32.exe	rundll32.exe
PID 672 wrote to memory of 1668	672	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d96081b81c4bd154d5ad570f769235301e5aa396f6d93adbe3dd13036418a423.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:672

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d96081b81c4bd154d5ad570f769235301e5aa396f6d93adbe3dd13036418a423.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1668

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/1668-114-0x0000000000000000-mapping.dmp

Download
memory/1668-115-0x00000000742C0000-0x00000000742ED000-memory.dmp

Filesize
180KB

Download
memory/1668-117-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download