dridex | 870ef3b54ad75be90cf92aabc9ff8e88e9beaa3ff9e48a04dce87d8d8b9f9047

Analysis

max time kernel
18s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
27-06-2021 15:24

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General

Target

870ef3b54ad75be90cf92aabc9ff8e88e9beaa3ff9e48a04dce87d8d8b9f9047.dll
Size

160KB
MD5

7483a45af0e325e6777e8648bc46991c
SHA1

2527751d8c37b6524c6bc938bf77b99b4e8d9d2a
SHA256

870ef3b54ad75be90cf92aabc9ff8e88e9beaa3ff9e48a04dce87d8d8b9f9047
SHA512

ff58c568d9073cefd36aa9ec96a16d7591799c133ba79f93abdb01e3370cee946661b745a268a8a4a7e816359c4b7022ebdbd1db1602d4e9ddc53ad7b4e1ee76

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/3696-115-0x0000000073E80000-0x0000000073EAE000-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 3368 wrote to memory of 3696	3368	rundll32.exe	rundll32.exe
PID 3368 wrote to memory of 3696	3368	rundll32.exe	rundll32.exe
PID 3368 wrote to memory of 3696	3368	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\870ef3b54ad75be90cf92aabc9ff8e88e9beaa3ff9e48a04dce87d8d8b9f9047.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3368

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\870ef3b54ad75be90cf92aabc9ff8e88e9beaa3ff9e48a04dce87d8d8b9f9047.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3696

Network

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/3696-114-0x0000000000000000-mapping.dmp

Download
memory/3696-115-0x0000000073E80000-0x0000000073EAE000-memory.dmp

Filesize
184KB

Download
memory/3696-117-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download