dridex | 67f7cfef7d33b48c9acf0d5e94654786278d805f70b7030671c1fdcc2fac2a44

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 02:06

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General

Target

JaffaCakes118_67f7cfef7d33b48c9acf0d5e94654786278d805f70b7030671c1fdcc2fac2a44.dll
Size

184KB
MD5

4f8238d747dd7badc46f351e6f94116e
SHA1

812134ca05308067543d9a5592d024a63f7275a7
SHA256

67f7cfef7d33b48c9acf0d5e94654786278d805f70b7030671c1fdcc2fac2a44
SHA512

f3a5309a14db85f833adb82930505ad65bf97f54824c2911d1680648bf7bf306b2a9e9265e2530069b04bed2abddd970ee5a9ae4fd721470f7194e73b4816684
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoGlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoUoC

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/2108-1-0x0000000074B70000-0x0000000074B9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2424	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 2096 wrote to memory of 2108	2096	rundll32.exe	30
PID 2096 wrote to memory of 2108	2096	rundll32.exe	30
PID 2096 wrote to memory of 2108	2096	rundll32.exe	30
PID 2096 wrote to memory of 2108	2096	rundll32.exe	30
PID 2096 wrote to memory of 2108	2096	rundll32.exe	30
PID 2096 wrote to memory of 2108	2096	rundll32.exe	30
PID 2096 wrote to memory of 2108	2096	rundll32.exe	30
PID 2108 wrote to memory of 2424	2108	rundll32.exe	32
PID 2108 wrote to memory of 2424	2108	rundll32.exe	32
PID 2108 wrote to memory of 2424	2108	rundll32.exe	32
PID 2108 wrote to memory of 2424	2108	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67f7cfef7d33b48c9acf0d5e94654786278d805f70b7030671c1fdcc2fac2a44.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67f7cfef7d33b48c9acf0d5e94654786278d805f70b7030671c1fdcc2fac2a44.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:2424

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/2108-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2108-1-0x0000000074B70000-0x0000000074B9F000-memory.dmp

Filesize
188KB

Download
memory/2108-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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