dridex | 5baaa83ae2ba377308771a84dd6dfa1b8987a2e9698c3dec2320968ed95920d3

Analysis

max time kernel
26s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
22-06-2021 04:44

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General

Target

5baaa83ae2ba377308771a84dd6dfa1b8987a2e9698c3dec2320968ed95920d3.dll
Size

160KB
MD5

1712e79fc70f0e87ce4f2f65003476df
SHA1

9a90a8e6e1090b47c222cb1c716121d4baa98c89
SHA256

5baaa83ae2ba377308771a84dd6dfa1b8987a2e9698c3dec2320968ed95920d3
SHA512

61e507ec3e504354d9ee63bb1eff2eb6d983eaee8ded5742729cb1f4bbec4a0b3ee686e3df260491f8e371efd342305ae1ef2a19fd9ef715cac6e3ac3935deed

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/1112-115-0x0000000073FB0000-0x0000000073FDE000-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 632 wrote to memory of 1112	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1112	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1112	632	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5baaa83ae2ba377308771a84dd6dfa1b8987a2e9698c3dec2320968ed95920d3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:632

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5baaa83ae2ba377308771a84dd6dfa1b8987a2e9698c3dec2320968ed95920d3.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1112

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/1112-114-0x0000000000000000-mapping.dmp

Download
memory/1112-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Filesize
184KB

Download
memory/1112-117-0x0000000002F90000-0x00000000030DA000-memory.dmp

Filesize
1.3MB

Download