dridex | 8aa50c2287bf6361ddf41d84c289c0f36085cd13b642235ceb673818b202634d

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:39 UTC

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General

Target

JaffaCakes118_8aa50c2287bf6361ddf41d84c289c0f36085cd13b642235ceb673818b202634d.dll
Size

184KB
MD5

1bb9e4d0ed04f1c57267dd8a74955ca2
SHA1

efcb7acc4729fe875c2d4354c3142f59fcc5fc04
SHA256

8aa50c2287bf6361ddf41d84c289c0f36085cd13b642235ceb673818b202634d
SHA512

271fa214866c3d7aed30bb0eaafe9ff67e3ebacb828206f3b600f36038dececbdd925845b68bf3a0ed0e71b5820f57483d277d44dadc0d6796acdb078ce57be0
SSDEEP

3072:jiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:jiLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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/2244-1-0x0000000074DE0000-0x0000000074E0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2244	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 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2168 wrote to memory of 2244	2168	rundll32.exe	30
PID 2244 wrote to memory of 2788	2244	rundll32.exe	31
PID 2244 wrote to memory of 2788	2244	rundll32.exe	31
PID 2244 wrote to memory of 2788	2244	rundll32.exe	31
PID 2244 wrote to memory of 2788	2244	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8aa50c2287bf6361ddf41d84c289c0f36085cd13b642235ceb673818b202634d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8aa50c2287bf6361ddf41d84c289c0f36085cd13b642235ceb673818b202634d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 220
    3⤵
    - Program crash
    PID:2788

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/2244-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2244-1-0x0000000074DE0000-0x0000000074E0F000-memory.dmp

Filesize
188KB

Download
memory/2244-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download