dridex | 51911418cae59b97f116386b204bc6b547c68ca36f699030c51dbb5d14299c4c

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:36

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General

Target

529a5bd3d20b261adf861d16181308f6ba1c78954a06ac81c03a14ca91b927dd.dll
Size

468KB
MD5

03899e6968b2d279f562f0d7de487146
SHA1

a2deacb9d5f251d29d1978fb62f087898c33cfac
SHA256

529a5bd3d20b261adf861d16181308f6ba1c78954a06ac81c03a14ca91b927dd
SHA512

fed3faf810eb27f9a0c82fc32a850c7626a14d1d35ae13ce063ffe9bf54087ab594cf0a1f176e5def580c77bce047f55e15c08019fb029292fac3be9901885c6
SSDEEP

6144:b0610FnNqVnt0Rt1CVlp0R5aMSw8EekUXnAwd37izAQqK/o2B6LjiReYiLNEU:o6MSw8EekuB37izvjI/qU

Score

10^/10

dridex 22206 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22206

120.50.40.185:443

139.59.14.223:8172

121.40.104.209:6602

139.162.113.169:593

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/2068-0-0x0000000074FB0000-0x0000000075026000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2532	2068	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 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2068 wrote to memory of 2532	2068	rundll32.exe	31
PID 2068 wrote to memory of 2532	2068	rundll32.exe	31
PID 2068 wrote to memory of 2532	2068	rundll32.exe	31
PID 2068 wrote to memory of 2532	2068	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\529a5bd3d20b261adf861d16181308f6ba1c78954a06ac81c03a14ca91b927dd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\529a5bd3d20b261adf861d16181308f6ba1c78954a06ac81c03a14ca91b927dd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 240
    3⤵
    - Program crash
    PID:2532

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/2068-1-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2068-0-0x0000000074FB0000-0x0000000075026000-memory.dmp

Filesize
472KB

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