dridex | 7fe6376ef2c289b2e969b655f51002349167ea87f21631764d7d704fa3978fa1

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 23:12

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General

Target

JaffaCakes118_7fe6376ef2c289b2e969b655f51002349167ea87f21631764d7d704fa3978fa1.dll
Size

184KB
MD5

109326272af6f8271960ebdcaa4857f2
SHA1

a6a961dbd00d7671360e67a59a4c66840528a385
SHA256

7fe6376ef2c289b2e969b655f51002349167ea87f21631764d7d704fa3978fa1
SHA512

38ee6850b95e26c3c99c8421db06cc1e4d715b2cf333481cd18b8ea0970d45312e84577a3cf8ff4ccafc6f8df4ce58a1f8ca29f30b0e86ea73fb4d7bf397eb4d
SSDEEP

3072:BiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoalzoxss7:BiLVCIT4WK2z1W+CUHZj4Skq/eaowoC

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/1992-1-0x00000000746A0000-0x00000000746CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
836	1992	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 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 1992 wrote to memory of 836	1992	rundll32.exe	32
PID 1992 wrote to memory of 836	1992	rundll32.exe	32
PID 1992 wrote to memory of 836	1992	rundll32.exe	32
PID 1992 wrote to memory of 836	1992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7fe6376ef2c289b2e969b655f51002349167ea87f21631764d7d704fa3978fa1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7fe6376ef2c289b2e969b655f51002349167ea87f21631764d7d704fa3978fa1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 220
    3⤵
    - Program crash
    PID:836

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/1992-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x00000000746A0000-0x00000000746CF000-memory.dmp

Filesize
188KB

Download
memory/1992-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download