dridex | aa7c075d0f781a428a782f1f0e70e6e4d37eeea436b043f95712cb4bea36302c

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 01:20

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General

Target

JaffaCakes118_aa7c075d0f781a428a782f1f0e70e6e4d37eeea436b043f95712cb4bea36302c.dll
Size

184KB
MD5

e80d2ee90d381d6bcee2dd1be083e109
SHA1

d224410f363d09596f4af2bcd12164ab4bd0eb6b
SHA256

aa7c075d0f781a428a782f1f0e70e6e4d37eeea436b043f95712cb4bea36302c
SHA512

576f6e78800eedaaee0f676fe2ed55235a0dd2734a63bf80c6474569424882d37fff81ce7787b5461e1e7594dae7a0f8a93952564dc41bb5753cbc44489790ef
SSDEEP

3072:piLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoylzoxss7:piLVCIT4WK2z1W+CUHZj4Skq/eao4oC

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/1740-1-0x0000000075190000-0x00000000751BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2888	1740	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 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1740 wrote to memory of 2888	1740	rundll32.exe	31
PID 1740 wrote to memory of 2888	1740	rundll32.exe	31
PID 1740 wrote to memory of 2888	1740	rundll32.exe	31
PID 1740 wrote to memory of 2888	1740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa7c075d0f781a428a782f1f0e70e6e4d37eeea436b043f95712cb4bea36302c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa7c075d0f781a428a782f1f0e70e6e4d37eeea436b043f95712cb4bea36302c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 220
    3⤵
    - Program crash
    PID:2888

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/1740-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1740-1-0x0000000075190000-0x00000000751BF000-memory.dmp

Filesize
188KB

Download
memory/1740-4-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download