dridex | 53b5578593b18dafdc6a04b1497d6b2a31c9ca12c92f87f28380db66840dc03e

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:33

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General

Target

JaffaCakes118_53b5578593b18dafdc6a04b1497d6b2a31c9ca12c92f87f28380db66840dc03e.dll
Size

161KB
MD5

cc17ec242c0f6ed0fbff0ffe98c5c4d3
SHA1

a59ef8303b1485bfd2a6c923ad0c2725a86d3794
SHA256

53b5578593b18dafdc6a04b1497d6b2a31c9ca12c92f87f28380db66840dc03e
SHA512

17a881d76b5a5069e8f64d18493b7f7798a0a19d7b3c214474ebd5e357674533f7bb58a7f89059bf8cbe93516b40fa2613cfd0090a736c963aaf928c473b4551
SSDEEP

3072:CQ45bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:p4KcMhVkbK3hDq9E8i

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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/2816-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2816-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2816	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 2956 wrote to memory of 2816	2956	rundll32.exe	30
PID 2956 wrote to memory of 2816	2956	rundll32.exe	30
PID 2956 wrote to memory of 2816	2956	rundll32.exe	30
PID 2956 wrote to memory of 2816	2956	rundll32.exe	30
PID 2956 wrote to memory of 2816	2956	rundll32.exe	30
PID 2956 wrote to memory of 2816	2956	rundll32.exe	30
PID 2956 wrote to memory of 2816	2956	rundll32.exe	30
PID 2816 wrote to memory of 2792	2816	rundll32.exe	31
PID 2816 wrote to memory of 2792	2816	rundll32.exe	31
PID 2816 wrote to memory of 2792	2816	rundll32.exe	31
PID 2816 wrote to memory of 2792	2816	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_53b5578593b18dafdc6a04b1497d6b2a31c9ca12c92f87f28380db66840dc03e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_53b5578593b18dafdc6a04b1497d6b2a31c9ca12c92f87f28380db66840dc03e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -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/2816-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2816-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2816-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2816-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download