dridex | af2a264b90fbaffa220590f01fe8fbb3f895ef908e0b0d1ec1cc16cb943ff48b

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 22:13

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General

Target

JaffaCakes118_af2a264b90fbaffa220590f01fe8fbb3f895ef908e0b0d1ec1cc16cb943ff48b.dll
Size

184KB
MD5

b2562dfd17ee017607ad6057bade43c6
SHA1

9f6c549ede4894af7dffa9f81d06a69f6aa041da
SHA256

af2a264b90fbaffa220590f01fe8fbb3f895ef908e0b0d1ec1cc16cb943ff48b
SHA512

daef29082009ad8ef7ea49d6e67c2347cc4ff1a34fea3fe5c3afa5116caa21320903b62123115e385dc12c658ee92846cb48dfb4e3899ffa24436348373c5a7a
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoalzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaowoC

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/2540-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2988	2540	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 2304 wrote to memory of 2540	2304	rundll32.exe	30
PID 2304 wrote to memory of 2540	2304	rundll32.exe	30
PID 2304 wrote to memory of 2540	2304	rundll32.exe	30
PID 2304 wrote to memory of 2540	2304	rundll32.exe	30
PID 2304 wrote to memory of 2540	2304	rundll32.exe	30
PID 2304 wrote to memory of 2540	2304	rundll32.exe	30
PID 2304 wrote to memory of 2540	2304	rundll32.exe	30
PID 2540 wrote to memory of 2988	2540	rundll32.exe	31
PID 2540 wrote to memory of 2988	2540	rundll32.exe	31
PID 2540 wrote to memory of 2988	2540	rundll32.exe	31
PID 2540 wrote to memory of 2988	2540	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_af2a264b90fbaffa220590f01fe8fbb3f895ef908e0b0d1ec1cc16cb943ff48b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_af2a264b90fbaffa220590f01fe8fbb3f895ef908e0b0d1ec1cc16cb943ff48b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 220
    3⤵
    - Program crash
    PID:2988

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/2540-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2540-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp

Filesize
188KB

Download
memory/2540-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download