dridex | 7118aa9194bee6f560df37f44c7e33da94dc05815f8d00ad81fef7da3fb7c3b3

Analysis

max time kernel
138s
max time network
143s
platform
windows10_x64
resource
win10v20210408
submitted
07/05/2021, 07:02

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General

Target
6139ca1e_by_Libranalysis.dll
Size 162KB
Sample210507-hr4jfg2js6
SHA256 7118aa9194bee6f560df37f44c7e33da94dc05815f8d00ad81fef7da3fb7c3b3
MD5 6139ca1e41fe99de680662d08486ea08
SHA1 e4b98363d2fae6edd492684d41ba753ae3ce9a77
SHA512 8231d3028c3dfe8367f13163f5ae21408709818b95e9e6954cdbe1d9cb9985c9dd950b781e96b1fb8e5479ecffd2a9a248f767852ab3363fbcd9e3b12025f9a6
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/1408-115-0x0000000074350000-0x000000007437E000-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 816 wrote to memory of 1408	816	rundll32.exe	71
PID 816 wrote to memory of 1408	816	rundll32.exe	71
PID 816 wrote to memory of 1408	816	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6139ca1e_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6139ca1e_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1408

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/1408-115-0x0000000074350000-0x000000007437E000-memory.dmp

Download

memory/1408-117-0x0000000004A60000-0x0000000004A66000-memory.dmp