dridex | d0ca29b3058d9b59f07773aba69e45ffe7f58af820467efc7217767539a75c43

Analysis

max time kernel
38s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
06/05/2021, 04:02

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General

Target
4547ff26_by_Libranalysis.dll
Size 162KB
Sample210506-c5rfk2tsd2
SHA256 d0ca29b3058d9b59f07773aba69e45ffe7f58af820467efc7217767539a75c43
MD5 4547ff26d3c2cfd967205cf50adad12f
SHA1 896ea4079a9e01ce7c19f5ff72b3dcee83648d38
SHA512 861251cc24abee66f7377fe842d48e004c072bf3c30af2e530ae718f9da6293e8dca657e6e03ae04aa34f4a5a0c768e124ecbf7567e1a40b12adce7470e65365
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/636-115-0x0000000073890000-0x00000000738BE000-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 2840 wrote to memory of 636	2840	rundll32.exe	70
PID 2840 wrote to memory of 636	2840	rundll32.exe	70
PID 2840 wrote to memory of 636	2840	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4547ff26_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4547ff26_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:636

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/636-115-0x0000000073890000-0x00000000738BE000-memory.dmp

Download

memory/636-117-0x0000000003200000-0x000000000334A000-memory.dmp