dridex | 7aada959c43288544cb893ddf148e4a0308e36781f93d5c7131579499db21791

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:08

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General

Target

JaffaCakes118_7aada959c43288544cb893ddf148e4a0308e36781f93d5c7131579499db21791.dll
Size

188KB
MD5

214fde4ebe5e695b2d0d46f6333b43a8
SHA1

309f9da7319c4a452d2b73eff35a391e65344808
SHA256

7aada959c43288544cb893ddf148e4a0308e36781f93d5c7131579499db21791
SHA512

9684ff46a779f651d4d04f6bd24ab17a48814159c1022f0642dc1f7491e44af284cf1810c8c5df9f9221096d79daafefe79aa6faec2cb2d4bcebba48ad6fa828
SSDEEP

3072:GteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:uq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1992-1-0x00000000754C0000-0x00000000754F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2300	1992	WerFault.exe	31

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 2100 wrote to memory of 1992	2100	rundll32.exe	31
PID 2100 wrote to memory of 1992	2100	rundll32.exe	31
PID 2100 wrote to memory of 1992	2100	rundll32.exe	31
PID 2100 wrote to memory of 1992	2100	rundll32.exe	31
PID 2100 wrote to memory of 1992	2100	rundll32.exe	31
PID 2100 wrote to memory of 1992	2100	rundll32.exe	31
PID 2100 wrote to memory of 1992	2100	rundll32.exe	31
PID 1992 wrote to memory of 2300	1992	rundll32.exe	32
PID 1992 wrote to memory of 2300	1992	rundll32.exe	32
PID 1992 wrote to memory of 2300	1992	rundll32.exe	32
PID 1992 wrote to memory of 2300	1992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7aada959c43288544cb893ddf148e4a0308e36781f93d5c7131579499db21791.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7aada959c43288544cb893ddf148e4a0308e36781f93d5c7131579499db21791.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 300
    3⤵
    - Program crash
    PID:2300

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

Replay Monitor

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Downloads

memory/1992-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x00000000754C0000-0x00000000754F0000-memory.dmp

Filesize
192KB

Download
memory/1992-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download