dridex | 9dcd5a54228f99ede9e2d29cd5b0862e17bd4bf0b8dc60a1fed526c7883cfcec

Analysis

max time kernel
20s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 21:02

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General

Target
02dbbb07_by_Libranalysis.dll
Size 162KB
Sample210503-54kh631mkj
SHA256 9dcd5a54228f99ede9e2d29cd5b0862e17bd4bf0b8dc60a1fed526c7883cfcec
MD5 02dbbb078569260ab615f6ffbf535e9b
SHA1 83d121f696bc7f8258c1f3add9d84af842fc4e0d
SHA512 bbdbb7e4007b33453aec36d6ad80f251f5918bc2cda1e170300facec3cfa2c493aa6a51b88f2a8e2e438726d79e2c19e25795e4e06255a23a4ec2d8ba6b6b6d9
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral2/memory/364-115-0x0000000073860000-0x000000007388E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 364	3516	rundll32.exe	72
PID 3516 wrote to memory of 364	3516	rundll32.exe	72
PID 3516 wrote to memory of 364	3516	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\02dbbb07_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\02dbbb07_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:364

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/364-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/364-117-0x0000000002CE0000-0x0000000002CE6000-memory.dmp