dridex | 719fcd560a9a7faaad97a22c45ff9d6a7425cdd182a876bc69ad7c5d2a928f3a

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:13

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General

Target

JaffaCakes118_719fcd560a9a7faaad97a22c45ff9d6a7425cdd182a876bc69ad7c5d2a928f3a.dll
Size

184KB
MD5

55a7148140f5f15789136f5458cbb672
SHA1

0838e16edd230a0025257de279ba7563405e6d5a
SHA256

719fcd560a9a7faaad97a22c45ff9d6a7425cdd182a876bc69ad7c5d2a928f3a
SHA512

5b5d4b7eafd64a8aa48c2d915df59d3b98edbca892e0597ea605022945401762efccff0d763d09831947f8a04adb111da6cec86320665a80067a60dc73b7522b
SSDEEP

3072:LJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J+a//2uFrSc:QfYOX+wTScR/Xzku9LVw9uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/3000-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr
behavioral1/memory/3000-2-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	3000	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 2244 wrote to memory of 3000	2244	rundll32.exe	30
PID 2244 wrote to memory of 3000	2244	rundll32.exe	30
PID 2244 wrote to memory of 3000	2244	rundll32.exe	30
PID 2244 wrote to memory of 3000	2244	rundll32.exe	30
PID 2244 wrote to memory of 3000	2244	rundll32.exe	30
PID 2244 wrote to memory of 3000	2244	rundll32.exe	30
PID 2244 wrote to memory of 3000	2244	rundll32.exe	30
PID 3000 wrote to memory of 2948	3000	rundll32.exe	31
PID 3000 wrote to memory of 2948	3000	rundll32.exe	31
PID 3000 wrote to memory of 2948	3000	rundll32.exe	31
PID 3000 wrote to memory of 2948	3000	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_719fcd560a9a7faaad97a22c45ff9d6a7425cdd182a876bc69ad7c5d2a928f3a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_719fcd560a9a7faaad97a22c45ff9d6a7425cdd182a876bc69ad7c5d2a928f3a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 224
    3⤵
    - Program crash
    PID:2948

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/3000-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/3000-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download
memory/3000-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/3000-2-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download