dridex | 7b3321e1b9e3aab1afbfcfe8bc0d81ca69be5eb00a28147dd052bd6bedfe165c

Analysis

max time kernel
53s
max time network
116s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 13:02

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General

Target
44674a17_by_Libranalysis.dll
Size 162KB
Sample210508-adj9vazv2a
SHA256 7b3321e1b9e3aab1afbfcfe8bc0d81ca69be5eb00a28147dd052bd6bedfe165c
MD5 44674a17a01623d9d95d9d17f8648370
SHA1 b872a12ef2eda918f9664e93008c9b97a9597edb
SHA512 61add61759f272b48761e5b514488346c8d2d132159f9683c4309c01b253188b3cb1305df42436a7e83be2beb82c6fc5158583d3cd67bfe87eee29defe0bba5f
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/1236-115-0x0000000073A70000-0x0000000073A9E000-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 3872 wrote to memory of 1236	3872	rundll32.exe	71
PID 3872 wrote to memory of 1236	3872	rundll32.exe	71
PID 3872 wrote to memory of 1236	3872	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\44674a17_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\44674a17_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1236

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/1236-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

Download

memory/1236-117-0x0000000002AF0000-0x0000000002AF6000-memory.dmp