dridex | 5a7ad5ade34e70d96e3de0f4a625fa8be26d18caf653327446be73c9d77bfd93

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 20:05

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General

Target

JaffaCakes118_5a7ad5ade34e70d96e3de0f4a625fa8be26d18caf653327446be73c9d77bfd93.dll
Size

161KB
MD5

0461aec3e8d49987006e81b035a7dfa1
SHA1

4f9e411802f52e1ff09cdbc04e437a1df7a5f679
SHA256

5a7ad5ade34e70d96e3de0f4a625fa8be26d18caf653327446be73c9d77bfd93
SHA512

c7f2c03a805316c5cc07a67c2651528be9e99b6774e3e316f0a8ab891b3277a9af4fe677c68558048b14bbabd04fc4736dc0957777a72c77d660761b5a03adba
SSDEEP

3072:u1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:QnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2128-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2128-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2128	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 2892 wrote to memory of 2128	2892	rundll32.exe	30
PID 2892 wrote to memory of 2128	2892	rundll32.exe	30
PID 2892 wrote to memory of 2128	2892	rundll32.exe	30
PID 2892 wrote to memory of 2128	2892	rundll32.exe	30
PID 2892 wrote to memory of 2128	2892	rundll32.exe	30
PID 2892 wrote to memory of 2128	2892	rundll32.exe	30
PID 2892 wrote to memory of 2128	2892	rundll32.exe	30
PID 2128 wrote to memory of 2816	2128	rundll32.exe	31
PID 2128 wrote to memory of 2816	2128	rundll32.exe	31
PID 2128 wrote to memory of 2816	2128	rundll32.exe	31
PID 2128 wrote to memory of 2816	2128	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a7ad5ade34e70d96e3de0f4a625fa8be26d18caf653327446be73c9d77bfd93.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a7ad5ade34e70d96e3de0f4a625fa8be26d18caf653327446be73c9d77bfd93.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 256
    3⤵
    - Program crash
    PID:2816

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/2128-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2128-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2128-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2128-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download