dridex | d220a798053ddf4396a924410048fa5242c82b35d755fbcae03e8a4b04e85ce4

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 20:47 UTC

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General

Target

JaffaCakes118_d220a798053ddf4396a924410048fa5242c82b35d755fbcae03e8a4b04e85ce4.dll
Size

184KB
MD5

e5e880d2844f9606e9ac06a1a10dcf87
SHA1

c313aec60751be8e7d2002c8332ca1029821d816
SHA256

d220a798053ddf4396a924410048fa5242c82b35d755fbcae03e8a4b04e85ce4
SHA512

f1d601684a0f1aed8323bbd178337df08488f15a648c4a81b35ea156a12946ad453c6b4760f93091880f8746a5dcbb1ce718ae609fc2308151c2b0b9038ddb26
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

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/1644-1-0x0000000075240000-0x000000007526F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2488	1644	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 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1644 wrote to memory of 2488	1644	rundll32.exe	31
PID 1644 wrote to memory of 2488	1644	rundll32.exe	31
PID 1644 wrote to memory of 2488	1644	rundll32.exe	31
PID 1644 wrote to memory of 2488	1644	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d220a798053ddf4396a924410048fa5242c82b35d755fbcae03e8a4b04e85ce4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d220a798053ddf4396a924410048fa5242c82b35d755fbcae03e8a4b04e85ce4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 220
    3⤵
    - Program crash
    PID:2488

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/1644-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1644-1-0x0000000075240000-0x000000007526F000-memory.dmp

Filesize
188KB

Download
memory/1644-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

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