dridex | e48fbaeee9e98da7dae4fd28a20e262473821ce8ed78d9aac7d42a3ac49e8b09

Analysis

max time kernel
108s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:01

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General

Target

e48fbaeee9e98da7dae4fd28a20e262473821ce8ed78d9aac7d42a3ac49e8b09.dll
Size

157KB
MD5

1cbe3a43c32e8a9ea920bd44711b33a4
SHA1

0606f316e1fb7a74d94da99065f501fd8a2806ed
SHA256

e48fbaeee9e98da7dae4fd28a20e262473821ce8ed78d9aac7d42a3ac49e8b09
SHA512

b579966a7fd4f6999021c306a772f77d8ea1b27ac919cd44f3828c048291431e3501ca5ff7a69067a300d76f3f005c4c05fdc19b3065447d98668c20a5dcc08d

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/4000-115-0x00000000755E0000-0x000000007560D000-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 3944 wrote to memory of 4000	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 4000	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 4000	3944	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e48fbaeee9e98da7dae4fd28a20e262473821ce8ed78d9aac7d42a3ac49e8b09.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e48fbaeee9e98da7dae4fd28a20e262473821ce8ed78d9aac7d42a3ac49e8b09.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4000

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/4000-114-0x0000000000000000-mapping.dmp

Download
memory/4000-115-0x00000000755E0000-0x000000007560D000-memory.dmp

Filesize
180KB

Download
memory/4000-117-0x0000000000A00000-0x0000000000B4A000-memory.dmp

Filesize
1.3MB

Download