dridex | 847e9b1d89536dd3871a595a75d251707b8f0e1d9234f80534cb3eeaf6e96635

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 12:06

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General

Target

JaffaCakes118_847e9b1d89536dd3871a595a75d251707b8f0e1d9234f80534cb3eeaf6e96635.dll
Size

161KB
MD5

f32edc955c97641a8dd64076587c22f8
SHA1

13d5d88cc6c2648a6a761604ea10473892fae8d3
SHA256

847e9b1d89536dd3871a595a75d251707b8f0e1d9234f80534cb3eeaf6e96635
SHA512

cf729bed9af6c14d53d42ef8ad4b14532509a11f3b0dddae359216014fcf52f8b3d64b68020cced57b3af7d26c7278c3366b05424625da8aee92108e119f16ea
SSDEEP

3072:stSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:KnS62Fl+pkeJl3CvRStrFl+EYi

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/2648-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2648-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2648	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 2400 wrote to memory of 2648	2400	rundll32.exe	30
PID 2400 wrote to memory of 2648	2400	rundll32.exe	30
PID 2400 wrote to memory of 2648	2400	rundll32.exe	30
PID 2400 wrote to memory of 2648	2400	rundll32.exe	30
PID 2400 wrote to memory of 2648	2400	rundll32.exe	30
PID 2400 wrote to memory of 2648	2400	rundll32.exe	30
PID 2400 wrote to memory of 2648	2400	rundll32.exe	30
PID 2648 wrote to memory of 2800	2648	rundll32.exe	31
PID 2648 wrote to memory of 2800	2648	rundll32.exe	31
PID 2648 wrote to memory of 2800	2648	rundll32.exe	31
PID 2648 wrote to memory of 2800	2648	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_847e9b1d89536dd3871a595a75d251707b8f0e1d9234f80534cb3eeaf6e96635.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_847e9b1d89536dd3871a595a75d251707b8f0e1d9234f80534cb3eeaf6e96635.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 256
    3⤵
    - Program crash
    PID:2800

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/2648-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2648-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2648-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download