dridex | a66b0289349747ff5240a2628a33eb705dc03cb2a1cee0c5eefad52f9a37166b

Analysis

max time kernel
92s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 20:04

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General

Target

JaffaCakes118_a66b0289349747ff5240a2628a33eb705dc03cb2a1cee0c5eefad52f9a37166b.dll
Size

184KB
MD5

e78e138516931670a70f82ca4720871b
SHA1

b3305eacfecd5ae3c00e43ab234c88719b02e9fc
SHA256

a66b0289349747ff5240a2628a33eb705dc03cb2a1cee0c5eefad52f9a37166b
SHA512

938bdfccc375f29e3c1e85a8f92525ae5d5855850b73bddf9dd8149247480ef40023b12df60bda0c26bcca69f55a412f2a992f68eb0bc11e0a9b705d6094de06
SSDEEP

3072:u92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTCrLA:u9NSMOEpQ1Q3ODAr+VO

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1256-1-0x0000000075830000-0x000000007585F000-memory.dmp	dridex_ldr
behavioral2/memory/1256-2-0x0000000075830000-0x000000007585F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3240	1256	WerFault.exe	82

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 3352 wrote to memory of 1256	3352	rundll32.exe	82
PID 3352 wrote to memory of 1256	3352	rundll32.exe	82
PID 3352 wrote to memory of 1256	3352	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a66b0289349747ff5240a2628a33eb705dc03cb2a1cee0c5eefad52f9a37166b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a66b0289349747ff5240a2628a33eb705dc03cb2a1cee0c5eefad52f9a37166b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1256 -s 616
    3⤵
    - Program crash
    PID:3240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1256 -ip 1256
1⤵
PID:3704

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/1256-0-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/1256-1-0x0000000075830000-0x000000007585F000-memory.dmp

Filesize
188KB

Download
memory/1256-2-0x0000000075830000-0x000000007585F000-memory.dmp

Filesize
188KB

Download
memory/1256-3-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download