dridex | e9c1e0519d9ffa2741349c32e737d4e7e962b1cfe6c8afbcc3feba9eacf26acd

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:53

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General

Target

JaffaCakes118_e9c1e0519d9ffa2741349c32e737d4e7e962b1cfe6c8afbcc3feba9eacf26acd.dll
Size

161KB
MD5

6fb5f11c910e3718444386ae43b96b92
SHA1

cd0d821150e4d8d23623825cbb59cd6307d1a548
SHA256

e9c1e0519d9ffa2741349c32e737d4e7e962b1cfe6c8afbcc3feba9eacf26acd
SHA512

96905abc0e2f10c532a75086a6925430a871b49ba967e64c890f2a807f89e0f98247c9e67de61767b051d48473fa5118ed623149262ed281c8c4ab2adf7f7e97
SSDEEP

3072:eB45bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:84KcMhVkbK3hDq9E8i

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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
behavioral1/memory/2460-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2460-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2460	WerFault.exe	29

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 3016 wrote to memory of 2460	3016	rundll32.exe	29
PID 3016 wrote to memory of 2460	3016	rundll32.exe	29
PID 3016 wrote to memory of 2460	3016	rundll32.exe	29
PID 3016 wrote to memory of 2460	3016	rundll32.exe	29
PID 3016 wrote to memory of 2460	3016	rundll32.exe	29
PID 3016 wrote to memory of 2460	3016	rundll32.exe	29
PID 3016 wrote to memory of 2460	3016	rundll32.exe	29
PID 2460 wrote to memory of 2836	2460	rundll32.exe	30
PID 2460 wrote to memory of 2836	2460	rundll32.exe	30
PID 2460 wrote to memory of 2836	2460	rundll32.exe	30
PID 2460 wrote to memory of 2836	2460	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e9c1e0519d9ffa2741349c32e737d4e7e962b1cfe6c8afbcc3feba9eacf26acd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e9c1e0519d9ffa2741349c32e737d4e7e962b1cfe6c8afbcc3feba9eacf26acd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2460
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2460 -s 264
    3⤵
    - Program crash
    PID:2836

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/2460-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2460-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2460-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2460-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download