dridex | 3ba72f527e504e49a40626acca05e393b722590687c3d7360429b230cd60c4fa

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:12

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General

Target

JaffaCakes118_3ba72f527e504e49a40626acca05e393b722590687c3d7360429b230cd60c4fa.dll
Size

177KB
MD5

e43903808181c63c6d812df02bb032ab
SHA1

f774571704547e1564758f2992db0f22d1a0a2f2
SHA256

3ba72f527e504e49a40626acca05e393b722590687c3d7360429b230cd60c4fa
SHA512

f1731c8f0f833d45b2c6c6c3bd2c0547b35eb073093e03f9f0c138e29aecc3ba972f027e0447b1f2e908acb9a6a29507b51c181f941e23f01500fd0d585d1513
SSDEEP

3072:FuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:JzWxkOP4p2EesvcDi6DOHPJ

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/2600-1-0x0000000074820000-0x0000000074851000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2432	2600	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 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 2600 wrote to memory of 2432	2600	rundll32.exe	32
PID 2600 wrote to memory of 2432	2600	rundll32.exe	32
PID 2600 wrote to memory of 2432	2600	rundll32.exe	32
PID 2600 wrote to memory of 2432	2600	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ba72f527e504e49a40626acca05e393b722590687c3d7360429b230cd60c4fa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ba72f527e504e49a40626acca05e393b722590687c3d7360429b230cd60c4fa.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 220
    3⤵
    - Program crash
    PID:2432

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/2600-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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memory/2600-1-0x0000000074820000-0x0000000074851000-memory.dmp

Filesize
196KB

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