dridex | ec85eb976480a54baa9b950b88dfd1e6e678be4e23a465e036654e1448bb89c2

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 16:18

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General

Target

JaffaCakes118_ec85eb976480a54baa9b950b88dfd1e6e678be4e23a465e036654e1448bb89c2.dll
Size

184KB
MD5

ebea3b3f88ec9aa03553d2e6a959d881
SHA1

e48053eb160e883f7a5dee05c2229e6edf92ef9a
SHA256

ec85eb976480a54baa9b950b88dfd1e6e678be4e23a465e036654e1448bb89c2
SHA512

817591cb662ed303934df8c08d4fb0333a92e4551affe044f5e7a8fb031ce2918fc0700dad88485eeb282c3ea5a966e42916b0572f2f7c388011df7cd2af1e31
SSDEEP

3072:RuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KElmsb:77TXYsd9SkONU1jKGlTlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2208-1-0x00000000753E0000-0x0000000075410000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	2208	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 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2208 wrote to memory of 3024	2208	rundll32.exe	31
PID 2208 wrote to memory of 3024	2208	rundll32.exe	31
PID 2208 wrote to memory of 3024	2208	rundll32.exe	31
PID 2208 wrote to memory of 3024	2208	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec85eb976480a54baa9b950b88dfd1e6e678be4e23a465e036654e1448bb89c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec85eb976480a54baa9b950b88dfd1e6e678be4e23a465e036654e1448bb89c2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 224
    3⤵
    - Program crash
    PID:3024

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/2208-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2208-1-0x00000000753E0000-0x0000000075410000-memory.dmp

Filesize
192KB

Download
memory/2208-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download