dridex | e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534

Analysis

max time kernel
140s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-10-2024 10:25

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General

Target

e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534.dll
Size

452KB
MD5

2f695a1e3e8d36bf867a6f0db74a2d2d
SHA1

594e9e1d516494736dd9e43950c37d6b3ce9e0df
SHA256

e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534
SHA512

efbe503c2b952af52a9e0489cdf8503302a5a5f42a8417f7969d8643a512d45b234e446586b40f5b164bdd8aa62c45325701d56f51f83d4690da2fef29fd67d1
SSDEEP

6144:d6TNpkfE5C6l8UhY2lI8lyQlOulRg1Td1E5xiZy2PPSCbHHgRscRSuRkIR8gRxil:GMEE6aUO268kQQuH0PPTbn5

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.74.143.53:443

175.107.196.23:6891

131.100.24.229:4664

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/3556-0-0x00000000753A0000-0x0000000075413000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3712	3556	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 5116 wrote to memory of 3556	5116	rundll32.exe	84
PID 5116 wrote to memory of 3556	5116	rundll32.exe	84
PID 5116 wrote to memory of 3556	5116	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e19de869cb12494612922b353a8816c92fa79dea0c2b2cf91de663df1ed44534.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3556 -s 612
    3⤵
    - Program crash
    PID:3712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3556 -ip 3556
1⤵
PID:4908

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/3556-2-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

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memory/3556-0-0x00000000753A0000-0x0000000075413000-memory.dmp

Filesize
460KB

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