dridex | e78d3ec351d49a18f37d5e400cb1d899dc1a08db32113170f41bf041c754450a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:37

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General

Target

JaffaCakes118_e78d3ec351d49a18f37d5e400cb1d899dc1a08db32113170f41bf041c754450a.dll
Size

184KB
MD5

ce22bbb90d27ffee1154cf96df392e3a
SHA1

4cbe734d5983d048be3c7072612eaef932dcfce7
SHA256

e78d3ec351d49a18f37d5e400cb1d899dc1a08db32113170f41bf041c754450a
SHA512

7b5808d54c09fb49ea84b24f94a701421842fa9a7d9af85908ae23eafacf0fa37b564cfbc90061b611b5aadf1e2a431c6cc3984958fd95ec3abcd70e7a6a59ed
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jma//2uFrSc:mfYOX+wTScR/Xzku9LVwRuG

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/2184-1-0x00000000745A0000-0x00000000745CF000-memory.dmp	dridex_ldr
behavioral1/memory/2184-2-0x00000000745A0000-0x00000000745CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2564	2184	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 3028 wrote to memory of 2184	3028	rundll32.exe	30
PID 3028 wrote to memory of 2184	3028	rundll32.exe	30
PID 3028 wrote to memory of 2184	3028	rundll32.exe	30
PID 3028 wrote to memory of 2184	3028	rundll32.exe	30
PID 3028 wrote to memory of 2184	3028	rundll32.exe	30
PID 3028 wrote to memory of 2184	3028	rundll32.exe	30
PID 3028 wrote to memory of 2184	3028	rundll32.exe	30
PID 2184 wrote to memory of 2564	2184	rundll32.exe	31
PID 2184 wrote to memory of 2564	2184	rundll32.exe	31
PID 2184 wrote to memory of 2564	2184	rundll32.exe	31
PID 2184 wrote to memory of 2564	2184	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e78d3ec351d49a18f37d5e400cb1d899dc1a08db32113170f41bf041c754450a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e78d3ec351d49a18f37d5e400cb1d899dc1a08db32113170f41bf041c754450a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 220
    3⤵
    - Program crash
    PID:2564

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/2184-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2184-1-0x00000000745A0000-0x00000000745CF000-memory.dmp

Filesize
188KB

Download
memory/2184-2-0x00000000745A0000-0x00000000745CF000-memory.dmp

Filesize
188KB

Download
memory/2184-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download