dridex | eb791391d9983f09caa60a7ab321020e454e932731fdfd42fe073a5906c883c4

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 07:54 UTC

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General

Target

JaffaCakes118_eb791391d9983f09caa60a7ab321020e454e932731fdfd42fe073a5906c883c4.dll
Size

184KB
MD5

42d8ec7fb26713cdefe69ba476b6c962
SHA1

d299d87d48561e44af7b6926d68e636d5ec16434
SHA256

eb791391d9983f09caa60a7ab321020e454e932731fdfd42fe073a5906c883c4
SHA512

f7f4699b68c8bc33538924c9dddcc1bc91401d611f492395e022a8bd0cf90f9bf5211b068e8a3fdaae117b1d371bde83ccd6d7e36751bf33bce72e7b6114bee8
SSDEEP

3072:uiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoBlzoxss7:uiLVCIT4WK2z1W+CUHZj4Skq/eaofoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

1
XH2KyJtcJ7RSk5n0Ak2zUIsoefdhHZlKRYf

rc4.plain

1
4kmGii2PxD0nUmTK0vPB5SKEDW52nDGZTaRL4tBBLTmujo5lrSKFODpSSewAaVVxr3oshb5

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/2672-0-0x0000000074530000-0x000000007455F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2864	2672	WerFault.exe	31

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 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 2672 wrote to memory of 2864	2672	rundll32.exe	32
PID 2672 wrote to memory of 2864	2672	rundll32.exe	32
PID 2672 wrote to memory of 2864	2672	rundll32.exe	32
PID 2672 wrote to memory of 2864	2672	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb791391d9983f09caa60a7ab321020e454e932731fdfd42fe073a5906c883c4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb791391d9983f09caa60a7ab321020e454e932731fdfd42fe073a5906c883c4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 220
    3⤵
    - Program crash
    PID:2864

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/2672-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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memory/2672-0-0x0000000074530000-0x000000007455F000-memory.dmp

Filesize
188KB

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