dridex | 4f2da33b989e77a543e9bde41495266741239e181c822ac41a2c3f0961b092de

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 00:20

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General

Target

JaffaCakes118_4f2da33b989e77a543e9bde41495266741239e181c822ac41a2c3f0961b092de.dll
Size

163KB
MD5

c9118de34eaccd10f23a960e9f33e94a
SHA1

915dc517ec7bee08d0f39d56cee869997eab169e
SHA256

4f2da33b989e77a543e9bde41495266741239e181c822ac41a2c3f0961b092de
SHA512

52bc593179b20632068c137cdfa7938c5096d593391b11b48ca41fcd565913850020305d74ef66f844de59a7ddd0ccfed011b650c3a801918e09c8dcb8f6a4f4
SSDEEP

3072:1ar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:Xs4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2872-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2284	2872	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 540 wrote to memory of 2872	540	rundll32.exe	31
PID 540 wrote to memory of 2872	540	rundll32.exe	31
PID 540 wrote to memory of 2872	540	rundll32.exe	31
PID 540 wrote to memory of 2872	540	rundll32.exe	31
PID 540 wrote to memory of 2872	540	rundll32.exe	31
PID 540 wrote to memory of 2872	540	rundll32.exe	31
PID 540 wrote to memory of 2872	540	rundll32.exe	31
PID 2872 wrote to memory of 2284	2872	rundll32.exe	32
PID 2872 wrote to memory of 2284	2872	rundll32.exe	32
PID 2872 wrote to memory of 2284	2872	rundll32.exe	32
PID 2872 wrote to memory of 2284	2872	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f2da33b989e77a543e9bde41495266741239e181c822ac41a2c3f0961b092de.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f2da33b989e77a543e9bde41495266741239e181c822ac41a2c3f0961b092de.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 236
    3⤵
    - Program crash
    PID:2284

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/2872-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2872-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2872-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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