dridex | e3dafb7e8181abf30325eb7693c4c31331893424a50d3556f860d0252ed5bdb6

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:35

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General

Target

JaffaCakes118_e3dafb7e8181abf30325eb7693c4c31331893424a50d3556f860d0252ed5bdb6.dll
Size

184KB
MD5

f6a0db4ad82f6dddede58f1cc032496c
SHA1

5ed3d31252312f879aa6ba59f28a7072ea36721e
SHA256

e3dafb7e8181abf30325eb7693c4c31331893424a50d3556f860d0252ed5bdb6
SHA512

9229d8b483040ba0eb29cc1f6653792fbf4485953cfc0208544993d90764d15b3fe89d1e03e7ee4a241121715ea073a28660ec75355db41450e71801ef7cbf8f
SSDEEP

3072:JiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:JiLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2036-1-0x0000000074E00000-0x0000000074E2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3032	2036	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 2572 wrote to memory of 2036	2572	rundll32.exe	30
PID 2572 wrote to memory of 2036	2572	rundll32.exe	30
PID 2572 wrote to memory of 2036	2572	rundll32.exe	30
PID 2572 wrote to memory of 2036	2572	rundll32.exe	30
PID 2572 wrote to memory of 2036	2572	rundll32.exe	30
PID 2572 wrote to memory of 2036	2572	rundll32.exe	30
PID 2572 wrote to memory of 2036	2572	rundll32.exe	30
PID 2036 wrote to memory of 3032	2036	rundll32.exe	31
PID 2036 wrote to memory of 3032	2036	rundll32.exe	31
PID 2036 wrote to memory of 3032	2036	rundll32.exe	31
PID 2036 wrote to memory of 3032	2036	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3dafb7e8181abf30325eb7693c4c31331893424a50d3556f860d0252ed5bdb6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3dafb7e8181abf30325eb7693c4c31331893424a50d3556f860d0252ed5bdb6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 220
    3⤵
    - Program crash
    PID:3032

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

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Downloads

memory/2036-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2036-1-0x0000000074E00000-0x0000000074E2F000-memory.dmp

Filesize
188KB

Download
memory/2036-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download