dridex | 0a6107c7dc8b61ae69882decf0a3def4aab561934ed97e324062cde72a313bda

Analysis

max time kernel
32s
max time network
32s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:10

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General

Target

0a6107c7dc8b61ae69882decf0a3def4aab561934ed97e324062cde72a313bda.dll
Size

154KB
MD5

57a6aab097ca1853df5ccb3441b82936
SHA1

46ab24009b09813eeaf467090dd8f746c5084e76
SHA256

0a6107c7dc8b61ae69882decf0a3def4aab561934ed97e324062cde72a313bda
SHA512

95c3f78c4a98a1466a36cea5c38922fa48f9624a5a37e6b227ade4800ffff0b0ed6215dc65fecd567c98f97eacb346972f4cc161005295c261ad771b9c853121

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

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/876-115-0x00000000744D0000-0x00000000744FD000-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 620 wrote to memory of 876	620	rundll32.exe	rundll32.exe
PID 620 wrote to memory of 876	620	rundll32.exe	rundll32.exe
PID 620 wrote to memory of 876	620	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a6107c7dc8b61ae69882decf0a3def4aab561934ed97e324062cde72a313bda.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:620

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a6107c7dc8b61ae69882decf0a3def4aab561934ed97e324062cde72a313bda.dll,#1
2⤵
- Checks whether UAC is enabled
PID:876

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/876-114-0x0000000000000000-mapping.dmp

Download
memory/876-115-0x00000000744D0000-0x00000000744FD000-memory.dmp

Filesize
180KB

Download
memory/876-117-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download