dridex | 99d7ce1533a07ebd29c7c03a7631e9ba3e8559c4c17b0217055577daf31aed3b

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:01

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General

Target

JaffaCakes118_99d7ce1533a07ebd29c7c03a7631e9ba3e8559c4c17b0217055577daf31aed3b.dll
Size

163KB
MD5

31e820568e4473fb52f4a9633c634680
SHA1

d567e9b29511d7e1269bfe6834c4f79f830c11cd
SHA256

99d7ce1533a07ebd29c7c03a7631e9ba3e8559c4c17b0217055577daf31aed3b
SHA512

94a5b6ac70c9d7d7eb51b4a319897d59fdd1c6c6d75583d20a20083df990dc320756dba36a3c1dde1e6226449746cc4a1713cb06f259753d62f8a8356df011f1
SSDEEP

3072:i9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:i9F6rQXvFczvYpQP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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/2300-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2576	2300	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 2160 wrote to memory of 2300	2160	rundll32.exe	30
PID 2160 wrote to memory of 2300	2160	rundll32.exe	30
PID 2160 wrote to memory of 2300	2160	rundll32.exe	30
PID 2160 wrote to memory of 2300	2160	rundll32.exe	30
PID 2160 wrote to memory of 2300	2160	rundll32.exe	30
PID 2160 wrote to memory of 2300	2160	rundll32.exe	30
PID 2160 wrote to memory of 2300	2160	rundll32.exe	30
PID 2300 wrote to memory of 2576	2300	rundll32.exe	32
PID 2300 wrote to memory of 2576	2300	rundll32.exe	32
PID 2300 wrote to memory of 2576	2300	rundll32.exe	32
PID 2300 wrote to memory of 2576	2300	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99d7ce1533a07ebd29c7c03a7631e9ba3e8559c4c17b0217055577daf31aed3b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99d7ce1533a07ebd29c7c03a7631e9ba3e8559c4c17b0217055577daf31aed3b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 236
    3⤵
    - Program crash
    PID:2576

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/2300-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2300-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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