dridex | e4b0ba054532461bbbd1d5daa9953dff1d25cc04a70009b5da96d5f09569a125

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 07:16

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General

Target

e4b0ba054532461bbbd1d5daa9953dff1d25cc04a70009b5da96d5f09569a125.dll
Size

160KB
MD5

87c9b00ac2106b18d8171c0bb0b15ae1
SHA1

dcfa8a9f6ddd31bdc73891f43f2aa361dfb2c18e
SHA256

e4b0ba054532461bbbd1d5daa9953dff1d25cc04a70009b5da96d5f09569a125
SHA512

3f1cbf830d6218265b7a96ebc0dc10bc388fe7d2ceee920898a84d32ce96db752b58b4951ee7c52db7e51f77598aa8cf7c042a2cffdf44bc5e7e9e9521a96ed8

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/3652-115-0x0000000073B70000-0x0000000073B9E000-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 3908 wrote to memory of 3652	3908	rundll32.exe	rundll32.exe
PID 3908 wrote to memory of 3652	3908	rundll32.exe	rundll32.exe
PID 3908 wrote to memory of 3652	3908	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4b0ba054532461bbbd1d5daa9953dff1d25cc04a70009b5da96d5f09569a125.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4b0ba054532461bbbd1d5daa9953dff1d25cc04a70009b5da96d5f09569a125.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3652

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/3652-114-0x0000000000000000-mapping.dmp

Download
memory/3652-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Filesize
184KB

Download
memory/3652-117-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download