dridex | e4d4ed1e06e90f99c3a325503996241cee796a93ba5b3b6da800531ac4b20fa9

Analysis

max time kernel
27s
max time network
68s
platform
windows10_x64
resource
win10v20210408
submitted
27-06-2021 14:33

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General

Target

e4d4ed1e06e90f99c3a325503996241cee796a93ba5b3b6da800531ac4b20fa9.dll
Size

158KB
MD5

5093393a41a9a90ce8540633459ecf07
SHA1

c808849868a2ba07d3ef195fc3d00b41c2bafb16
SHA256

e4d4ed1e06e90f99c3a325503996241cee796a93ba5b3b6da800531ac4b20fa9
SHA512

5580590028571b758514b5b6259bd0d709a9df1b54fd3b2a94c55147ebde99f7bcd3e051d0f885466807dee67ae615c9baf5a738eb77fb5e59045beaccd3a3ff

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/392-115-0x0000000074350000-0x000000007437D000-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 652 wrote to memory of 392	652	rundll32.exe	rundll32.exe
PID 652 wrote to memory of 392	652	rundll32.exe	rundll32.exe
PID 652 wrote to memory of 392	652	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4d4ed1e06e90f99c3a325503996241cee796a93ba5b3b6da800531ac4b20fa9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:652

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4d4ed1e06e90f99c3a325503996241cee796a93ba5b3b6da800531ac4b20fa9.dll,#1
2⤵
- Checks whether UAC is enabled
PID:392

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/392-114-0x0000000000000000-mapping.dmp

Download
memory/392-115-0x0000000074350000-0x000000007437D000-memory.dmp

Filesize
180KB

Download
memory/392-117-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download