dridex | 49fa567500da9abeaeeffbd2f3f461d58a966e677a412ab7cea9fac06a36c27f

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 06:50

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General

Target

49fa567500da9abeaeeffbd2f3f461d58a966e677a412ab7cea9fac06a36c27f.dll
Size

180KB
MD5

60b0c64409b459f28f25902738c88647
SHA1

c0dbe516be69de813a478217eabb67d83651d568
SHA256

49fa567500da9abeaeeffbd2f3f461d58a966e677a412ab7cea9fac06a36c27f
SHA512

1fbb5c88de9f04afbd75a4d9bb6a5f2385e6fb921aa09906692476f67ee730f0602dc8cc426b851ad5b6fdb30701b5e1c777f43b24a5a5b1f794cca716c59d71
SSDEEP

3072:GFp0m9FOGDv64TOvqdjR91E404PUW6bKHJZK0Bzb5sea3:GFp0bG6q7040aBfK0db5E

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

212.237.17.99:443

176.28.17.160:6602

51.254.140.238:8333

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2124-1-0x0000000075430000-0x000000007545F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2124	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 2228 wrote to memory of 2124	2228	rundll32.exe	30
PID 2228 wrote to memory of 2124	2228	rundll32.exe	30
PID 2228 wrote to memory of 2124	2228	rundll32.exe	30
PID 2228 wrote to memory of 2124	2228	rundll32.exe	30
PID 2228 wrote to memory of 2124	2228	rundll32.exe	30
PID 2228 wrote to memory of 2124	2228	rundll32.exe	30
PID 2228 wrote to memory of 2124	2228	rundll32.exe	30
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\49fa567500da9abeaeeffbd2f3f461d58a966e677a412ab7cea9fac06a36c27f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\49fa567500da9abeaeeffbd2f3f461d58a966e677a412ab7cea9fac06a36c27f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 244
    3⤵
    - Program crash
    PID:2800

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

Replay Monitor

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Downloads

memory/2124-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2124-1-0x0000000075430000-0x000000007545F000-memory.dmp

Filesize
188KB

Download
memory/2124-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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