dridex | 584535560c1edb7f31466ce2efacf0cd4ca94cb91929aaf08f22ac530071f88e

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 04:51

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General

Target

6_mqtrig.dll
Size

180KB
MD5

e9111abf76f914c5d8831d39e0fe71e5
SHA1

bba7a5a184577daef489cd5b7d00851e767a5164
SHA256

75adbe053b2e26da9cf6681eddf9b282e8e2c3ee20cfc60bd3ee7fab471dda9b
SHA512

d4728310013f54337abc175a52b79ce8524d42b4d41106a0636bace1dbfb7904b984431c16078118e3e97c1c5ed15f5aa4dba909c32e10041352a72a478a94d2
SSDEEP

3072:z+8XBp4RPerDATzSZBBQs7iRE2PJspXlgQo/D1FZdvF+mAuZw6iTK:i8DQ+cfABus72E2PGpG/PvBAqi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

155.138.203.91:443

207.180.220.242:8116

46.101.142.214:6891

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral3/memory/1868-0-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr
behavioral3/memory/1868-3-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2144	1868	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 1868	2080	rundll32.exe	30
PID 2080 wrote to memory of 1868	2080	rundll32.exe	30
PID 2080 wrote to memory of 1868	2080	rundll32.exe	30
PID 2080 wrote to memory of 1868	2080	rundll32.exe	30
PID 2080 wrote to memory of 1868	2080	rundll32.exe	30
PID 2080 wrote to memory of 1868	2080	rundll32.exe	30
PID 2080 wrote to memory of 1868	2080	rundll32.exe	30
PID 1868 wrote to memory of 2144	1868	rundll32.exe	31
PID 1868 wrote to memory of 2144	1868	rundll32.exe	31
PID 1868 wrote to memory of 2144	1868	rundll32.exe	31
PID 1868 wrote to memory of 2144	1868	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6_mqtrig.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6_mqtrig.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1868
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 244
    3⤵
    - Program crash
    PID:2144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1868-0-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download
memory/1868-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1868-3-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download