dridex | bcfcad6e75c6f32e07286c31a685b6913cdd677249993fda93e5ce6a762e0b94

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 12:52

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General

Target

JaffaCakes118_bcfcad6e75c6f32e07286c31a685b6913cdd677249993fda93e5ce6a762e0b94.dll
Size

184KB
MD5

feef8201e7f7296bef275b41d1bfff34
SHA1

06fbd243926edf01998c4a3ded1adde79bedd6b2
SHA256

bcfcad6e75c6f32e07286c31a685b6913cdd677249993fda93e5ce6a762e0b94
SHA512

4a96c398187a90236ed9a7d768fe8f188764f2f18d8e6a080d068250733a63df622a91f168d8159595e8e7cb818379d5a673fcc2c48327a5867a7180a3d78f56
SSDEEP

3072:WiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao+lzoxss7:WiLVCIT4WK2z1W+CUHZj4Skq/eaocoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2108-1-0x0000000074DA0000-0x0000000074DCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2104	2108	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 2376 wrote to memory of 2108	2376	rundll32.exe	30
PID 2376 wrote to memory of 2108	2376	rundll32.exe	30
PID 2376 wrote to memory of 2108	2376	rundll32.exe	30
PID 2376 wrote to memory of 2108	2376	rundll32.exe	30
PID 2376 wrote to memory of 2108	2376	rundll32.exe	30
PID 2376 wrote to memory of 2108	2376	rundll32.exe	30
PID 2376 wrote to memory of 2108	2376	rundll32.exe	30
PID 2108 wrote to memory of 2104	2108	rundll32.exe	32
PID 2108 wrote to memory of 2104	2108	rundll32.exe	32
PID 2108 wrote to memory of 2104	2108	rundll32.exe	32
PID 2108 wrote to memory of 2104	2108	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bcfcad6e75c6f32e07286c31a685b6913cdd677249993fda93e5ce6a762e0b94.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bcfcad6e75c6f32e07286c31a685b6913cdd677249993fda93e5ce6a762e0b94.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 220
    3⤵
    - Program crash
    PID:2104

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/2108-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2108-1-0x0000000074DA0000-0x0000000074DCF000-memory.dmp

Filesize
188KB

Download
memory/2108-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download