dridex | 0819de94d91d2cf952b264641868c8e457b766492e388ab93966eda0a293b48c

Analysis

max time kernel
46s
max time network
49s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:02

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General

Target

0819de94d91d2cf952b264641868c8e457b766492e388ab93966eda0a293b48c.dll
Size

157KB
MD5

91380fbb5f4cb462fa673e8fe51b3509
SHA1

412ec040b0e713185a5c79e174cba06a4b8777ea
SHA256

0819de94d91d2cf952b264641868c8e457b766492e388ab93966eda0a293b48c
SHA512

ce720a30679e29c5ababdaac7e8ca69677b150a07f1fb08276fec4eece974d17ed4c9ddfb8338181a63c340330caa7da523f786c2b6d692b7ee6314568caa9dd

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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/4848-115-0x0000000073C30000-0x0000000073C5D000-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 4660 wrote to memory of 4848	4660	rundll32.exe	rundll32.exe
PID 4660 wrote to memory of 4848	4660	rundll32.exe	rundll32.exe
PID 4660 wrote to memory of 4848	4660	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0819de94d91d2cf952b264641868c8e457b766492e388ab93966eda0a293b48c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4660

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0819de94d91d2cf952b264641868c8e457b766492e388ab93966eda0a293b48c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4848

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/4848-114-0x0000000000000000-mapping.dmp

Download
memory/4848-115-0x0000000073C30000-0x0000000073C5D000-memory.dmp

Filesize
180KB

Download
memory/4848-117-0x00000000008A0000-0x00000000008A6000-memory.dmp

Filesize
24KB

Download