dridex | a8425f217923e38b439602d4b6559c66358218c5d498122df0858bce85c44848

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:00

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General

Target

JaffaCakes118_a8425f217923e38b439602d4b6559c66358218c5d498122df0858bce85c44848.dll
Size

163KB
MD5

81b4e123c4110941f6386985ac9fe29d
SHA1

4bcd7e8731bd5826b3984f00001bcd3da12f5161
SHA256

a8425f217923e38b439602d4b6559c66358218c5d498122df0858bce85c44848
SHA512

962cef43a083f170219b6b42738b8764eca1e205ccb4a63eaa3f4d459674fafcac939dadec6a34fa76b9ae6035358fec71f089e56c326a7a83e5be4e6c077bf5
SSDEEP

3072:D9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:D9F6rQXvFczvYpQP

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/2204-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2144	2204	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 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8425f217923e38b439602d4b6559c66358218c5d498122df0858bce85c44848.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8425f217923e38b439602d4b6559c66358218c5d498122df0858bce85c44848.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 236
    3⤵
    - Program crash
    PID:2144

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/2204-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2204-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2204-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download