dridex | 7601b823a64e47b3351b5d8ab343a741cc82e30c3188e073f4a89d3b104e0101

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:49

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General

Target

JaffaCakes118_7601b823a64e47b3351b5d8ab343a741cc82e30c3188e073f4a89d3b104e0101.dll
Size

177KB
MD5

8b217cac8b680df08e16091404cf939b
SHA1

58f32baccbf6b54da29f5652c2b9874c60fc428d
SHA256

7601b823a64e47b3351b5d8ab343a741cc82e30c3188e073f4a89d3b104e0101
SHA512

9866347cad23737fa141df04c5cf91274bd8a1c195e92f550afba27ccd64c756b95b49e10bed07098296ccd5c52d46ce9492c7c1e3928d00eb044c05b3b003d7
SSDEEP

3072:KuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:mzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1268-1-0x00000000751C0000-0x00000000751F1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	1268	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 2224 wrote to memory of 1268	2224	rundll32.exe	30
PID 2224 wrote to memory of 1268	2224	rundll32.exe	30
PID 2224 wrote to memory of 1268	2224	rundll32.exe	30
PID 2224 wrote to memory of 1268	2224	rundll32.exe	30
PID 2224 wrote to memory of 1268	2224	rundll32.exe	30
PID 2224 wrote to memory of 1268	2224	rundll32.exe	30
PID 2224 wrote to memory of 1268	2224	rundll32.exe	30
PID 1268 wrote to memory of 2700	1268	rundll32.exe	31
PID 1268 wrote to memory of 2700	1268	rundll32.exe	31
PID 1268 wrote to memory of 2700	1268	rundll32.exe	31
PID 1268 wrote to memory of 2700	1268	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7601b823a64e47b3351b5d8ab343a741cc82e30c3188e073f4a89d3b104e0101.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7601b823a64e47b3351b5d8ab343a741cc82e30c3188e073f4a89d3b104e0101.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1268 -s 220
    3⤵
    - Program crash
    PID:2700

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/1268-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1268-1-0x00000000751C0000-0x00000000751F1000-memory.dmp

Filesize
196KB

Download
memory/1268-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download