dridex | eb64336bd4582ffca44278a68ec634828d10595851e0d45fa2278b2d241e250c

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 05:40

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General

Target

JaffaCakes118_eb64336bd4582ffca44278a68ec634828d10595851e0d45fa2278b2d241e250c.dll
Size

161KB
MD5

e29ef1da9b8734173bb350daff6655c9
SHA1

13ce83c9b48106a0243feadf8d9f51ddb84f8132
SHA256

eb64336bd4582ffca44278a68ec634828d10595851e0d45fa2278b2d241e250c
SHA512

0b6ad7116d125aa4e889d093a3373fe692a479ade10f610fc6efa7453c85116e7af92b70dca47b1c99456d8de347dc86c34be42271c37ae5ae3fd2f2fd91e3ab
SSDEEP

3072:qnSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2xGkFY:SnS62Fl+pkeJl3CvRStrFl+EY0

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/2100-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2100-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1192	2100	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 1984 wrote to memory of 2100	1984	rundll32.exe	30
PID 1984 wrote to memory of 2100	1984	rundll32.exe	30
PID 1984 wrote to memory of 2100	1984	rundll32.exe	30
PID 1984 wrote to memory of 2100	1984	rundll32.exe	30
PID 1984 wrote to memory of 2100	1984	rundll32.exe	30
PID 1984 wrote to memory of 2100	1984	rundll32.exe	30
PID 1984 wrote to memory of 2100	1984	rundll32.exe	30
PID 2100 wrote to memory of 1192	2100	rundll32.exe	31
PID 2100 wrote to memory of 1192	2100	rundll32.exe	31
PID 2100 wrote to memory of 1192	2100	rundll32.exe	31
PID 2100 wrote to memory of 1192	2100	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb64336bd4582ffca44278a68ec634828d10595851e0d45fa2278b2d241e250c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb64336bd4582ffca44278a68ec634828d10595851e0d45fa2278b2d241e250c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 256
    3⤵
    - Program crash
    PID:1192

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/2100-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2100-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2100-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2100-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download