dridex | efa12c56b55c92d7a204aa2af9e13dfe31e9e451f0e58840d3870e52aa0a0128

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 18:43

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General

Target

JaffaCakes118_efa12c56b55c92d7a204aa2af9e13dfe31e9e451f0e58840d3870e52aa0a0128.dll
Size

184KB
MD5

736771f6381e8a930207386929cda38f
SHA1

297ab6b6db81bf331c7f27c4cea333b86e424780
SHA256

efa12c56b55c92d7a204aa2af9e13dfe31e9e451f0e58840d3870e52aa0a0128
SHA512

4d7a5e5be721a2cfc61a4f00bbb73eb3456f2a1582233ff93bf8b5aabb4f2d765d106cc7d10cc527cc1e89b1c4a9a31fe6f109b76024b3d860092e006acbc7cb
SSDEEP

3072:xiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoklzoxss7:xiLVCIT4WK2z1W+CUHZj4Skq/eaoaoC

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/1928-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1532	1928	WerFault.exe	31

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 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1868 wrote to memory of 1928	1868	rundll32.exe	31
PID 1928 wrote to memory of 1532	1928	rundll32.exe	32
PID 1928 wrote to memory of 1532	1928	rundll32.exe	32
PID 1928 wrote to memory of 1532	1928	rundll32.exe	32
PID 1928 wrote to memory of 1532	1928	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_efa12c56b55c92d7a204aa2af9e13dfe31e9e451f0e58840d3870e52aa0a0128.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_efa12c56b55c92d7a204aa2af9e13dfe31e9e451f0e58840d3870e52aa0a0128.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 220
    3⤵
    - Program crash
    PID:1532

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/1928-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1928-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

Download
memory/1928-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download