dridex | 39f699d7f00b443de504c1909ac8b397c2d4a96e95110b570563dc1637dbf01f

Analysis

max time kernel
119s
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 02:57

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General

Target

JaffaCakes118_39f699d7f00b443de504c1909ac8b397c2d4a96e95110b570563dc1637dbf01f.dll
Size

162KB
MD5

4334bf8a68908bc3380ec3374fa7ea11
SHA1

cec1ade6f17b4fdde24bce331043f8058df2555f
SHA256

39f699d7f00b443de504c1909ac8b397c2d4a96e95110b570563dc1637dbf01f
SHA512

9e23d4b3de52918957d3265b91ea40cd813b7a37ff6a26f65abb897367c5f4d458c689e262b6f82925f4285fb6275e21c251e6904f17075b69138a665e75ca1b
SSDEEP

3072:1esl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLJL:x4+VZQpt5hyPsa1ekiEyL

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

203.114.109.124:443

82.165.145.100:6601

94.177.255.18:8172

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/2916-0-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2916	WerFault.exe	28

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 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2916 wrote to memory of 2764	2916	rundll32.exe	29
PID 2916 wrote to memory of 2764	2916	rundll32.exe	29
PID 2916 wrote to memory of 2764	2916	rundll32.exe	29
PID 2916 wrote to memory of 2764	2916	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39f699d7f00b443de504c1909ac8b397c2d4a96e95110b570563dc1637dbf01f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39f699d7f00b443de504c1909ac8b397c2d4a96e95110b570563dc1637dbf01f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 256
    3⤵
    - Program crash
    PID:2764

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/2916-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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memory/2916-0-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

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