dridex | 49ecf7949f91f01b706a91c04a19ff321bcf5482b9a7d4c9dd5f503abcd87920

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
26-12-2024 18:18

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General

Target

JaffaCakes118_49ecf7949f91f01b706a91c04a19ff321bcf5482b9a7d4c9dd5f503abcd87920.dll
Size

184KB
MD5

828fbc8031fc5df104b481eac667d3f8
SHA1

a5f626aa3fd83fd64ea43508d7f0d7d3e6db9a92
SHA256

49ecf7949f91f01b706a91c04a19ff321bcf5482b9a7d4c9dd5f503abcd87920
SHA512

ec898ef82a8d66d79421bdcf65ad0460c20136880c324ad2c71211000be7eec0bad5839d5dfe005a1b2c51dd1e66a713f24e709b0de6ecd406e34f876fe3f67b
SSDEEP

3072:4iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoVlzoxss7:4iLVCIT4WK2z1W+CUHZj4Skq/eao7oC

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/2948-1-0x0000000074750000-0x000000007477F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1484	2948	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 2884 wrote to memory of 2948	2884	rundll32.exe	30
PID 2884 wrote to memory of 2948	2884	rundll32.exe	30
PID 2884 wrote to memory of 2948	2884	rundll32.exe	30
PID 2884 wrote to memory of 2948	2884	rundll32.exe	30
PID 2884 wrote to memory of 2948	2884	rundll32.exe	30
PID 2884 wrote to memory of 2948	2884	rundll32.exe	30
PID 2884 wrote to memory of 2948	2884	rundll32.exe	30
PID 2948 wrote to memory of 1484	2948	rundll32.exe	31
PID 2948 wrote to memory of 1484	2948	rundll32.exe	31
PID 2948 wrote to memory of 1484	2948	rundll32.exe	31
PID 2948 wrote to memory of 1484	2948	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_49ecf7949f91f01b706a91c04a19ff321bcf5482b9a7d4c9dd5f503abcd87920.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_49ecf7949f91f01b706a91c04a19ff321bcf5482b9a7d4c9dd5f503abcd87920.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 224
    3⤵
    - Program crash
    PID:1484

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/2948-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2948-1-0x0000000074750000-0x000000007477F000-memory.dmp

Filesize
188KB

Download
memory/2948-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download