dridex | d41f0f14453cbcbd658848619df6b519621c13dd0a3a6d823f88f0462604e1c0

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 18:47

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General

Target

JaffaCakes118_d41f0f14453cbcbd658848619df6b519621c13dd0a3a6d823f88f0462604e1c0.dll
Size

161KB
MD5

feb4e46729ff1a1f471e43b211df7124
SHA1

3914fbe2117b5db1bb18b032efc17e3fd5a1edf8
SHA256

d41f0f14453cbcbd658848619df6b519621c13dd0a3a6d823f88f0462604e1c0
SHA512

75396b3381de3eec0eaecdbc768ac39db0046088e8bcb0d585dd2f594908417818e086f78a42d30c803e057ad873faf610acbc9a0df710afaee4ff1485fc2910
SSDEEP

3072:W1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2HGkFY:YnS62Fl+pkeJl3CvRStrFl+EYm

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/2380-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2380-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2012	2380	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 2396 wrote to memory of 2380	2396	rundll32.exe	30
PID 2396 wrote to memory of 2380	2396	rundll32.exe	30
PID 2396 wrote to memory of 2380	2396	rundll32.exe	30
PID 2396 wrote to memory of 2380	2396	rundll32.exe	30
PID 2396 wrote to memory of 2380	2396	rundll32.exe	30
PID 2396 wrote to memory of 2380	2396	rundll32.exe	30
PID 2396 wrote to memory of 2380	2396	rundll32.exe	30
PID 2380 wrote to memory of 2012	2380	rundll32.exe	32
PID 2380 wrote to memory of 2012	2380	rundll32.exe	32
PID 2380 wrote to memory of 2012	2380	rundll32.exe	32
PID 2380 wrote to memory of 2012	2380	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d41f0f14453cbcbd658848619df6b519621c13dd0a3a6d823f88f0462604e1c0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d41f0f14453cbcbd658848619df6b519621c13dd0a3a6d823f88f0462604e1c0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 256
    3⤵
    - Program crash
    PID:2012

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/2380-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2380-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2380-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2380-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download