dridex | 4f6991950e0f604b3ae66434fd78c81df7673f12c45954c6b04e76f20c745e90

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 23:21

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General

Target

JaffaCakes118_4f6991950e0f604b3ae66434fd78c81df7673f12c45954c6b04e76f20c745e90.dll
Size

166KB
MD5

c8c12cfbbb1cbbc3a3b6bf9ff80cdbc9
SHA1

ce01fd861a14dc23ef22870f8967f52ecb4100fb
SHA256

4f6991950e0f604b3ae66434fd78c81df7673f12c45954c6b04e76f20c745e90
SHA512

71fc533556a802752c3174f61988379f8a1a3fdb77624ca74e8e8992f6f230702dcdb8e13590ca6f3475a59590cee2c6e1cbfd0594a3798908026989f2b9c526
SSDEEP

3072:GuFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+eE:G0czbty9uiaJlHE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2264-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2264	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 2392 wrote to memory of 2264	2392	rundll32.exe	31
PID 2392 wrote to memory of 2264	2392	rundll32.exe	31
PID 2392 wrote to memory of 2264	2392	rundll32.exe	31
PID 2392 wrote to memory of 2264	2392	rundll32.exe	31
PID 2392 wrote to memory of 2264	2392	rundll32.exe	31
PID 2392 wrote to memory of 2264	2392	rundll32.exe	31
PID 2392 wrote to memory of 2264	2392	rundll32.exe	31
PID 2264 wrote to memory of 2792	2264	rundll32.exe	32
PID 2264 wrote to memory of 2792	2264	rundll32.exe	32
PID 2264 wrote to memory of 2792	2264	rundll32.exe	32
PID 2264 wrote to memory of 2792	2264	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f6991950e0f604b3ae66434fd78c81df7673f12c45954c6b04e76f20c745e90.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f6991950e0f604b3ae66434fd78c81df7673f12c45954c6b04e76f20c745e90.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2264
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 256
    3⤵
    - Program crash
    PID:2792

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/2264-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2264-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2264-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download