dridex | f84f13aff771593b26a91cc03a512b08e92e709994b5f852935bd0a07cf6273c

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 03:13

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General

Target

JaffaCakes118_f84f13aff771593b26a91cc03a512b08e92e709994b5f852935bd0a07cf6273c.dll
Size

184KB
MD5

ad6cbf017b5a9b62c8df568678adf9f7
SHA1

0f2967f8eb099bffb816bded3e11c9aefe901429
SHA256

f84f13aff771593b26a91cc03a512b08e92e709994b5f852935bd0a07cf6273c
SHA512

652fa9c74307f68f737caa32e6773a14f3f982665a47ad5f680a9cdca926c9c6e17d8a57257dc8fae2cb79dff7415b9e212aca86a13a62d8e5c47386fc2f516b
SSDEEP

3072:siLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:siLVCIT4WK2z1W+CUHZj4Skq/eaoRoC

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/2568-0-0x0000000074EC0000-0x0000000074EEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2108	2568	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 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2568 wrote to memory of 2108	2568	rundll32.exe	31
PID 2568 wrote to memory of 2108	2568	rundll32.exe	31
PID 2568 wrote to memory of 2108	2568	rundll32.exe	31
PID 2568 wrote to memory of 2108	2568	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f84f13aff771593b26a91cc03a512b08e92e709994b5f852935bd0a07cf6273c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f84f13aff771593b26a91cc03a512b08e92e709994b5f852935bd0a07cf6273c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 220
    3⤵
    - Program crash
    PID:2108

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/2568-2-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

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memory/2568-0-0x0000000074EC0000-0x0000000074EEF000-memory.dmp

Filesize
188KB

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