dridex | 9eb5526afd55ac596b8f85b07c1644159a01b6e6c2b9fda84e22a24614701952

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 08:12

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General

Target

JaffaCakes118_9eb5526afd55ac596b8f85b07c1644159a01b6e6c2b9fda84e22a24614701952.dll
Size

184KB
MD5

5dedbe56e28d7b5f1a01a09666151bc2
SHA1

6f20fff20c8381f50770574d947fe73f5c55285d
SHA256

9eb5526afd55ac596b8f85b07c1644159a01b6e6c2b9fda84e22a24614701952
SHA512

6ae06b0fcb19c3004ad9f116e25faa5015f6adfb4b4d301890854f2b0da6456c3d81160cfc8f48a5d579a3ca9509e82dc9079cb3ae0160a242af01a2c210175a
SSDEEP

3072:jiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoSlzoxss7:jiLVCIT4WK2z1W+CUHZj4Skq/eaoYoC

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

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/1348-0-0x00000000745F0000-0x000000007461F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	1348	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 1972 wrote to memory of 1348	1972	rundll32.exe	30
PID 1972 wrote to memory of 1348	1972	rundll32.exe	30
PID 1972 wrote to memory of 1348	1972	rundll32.exe	30
PID 1972 wrote to memory of 1348	1972	rundll32.exe	30
PID 1972 wrote to memory of 1348	1972	rundll32.exe	30
PID 1972 wrote to memory of 1348	1972	rundll32.exe	30
PID 1972 wrote to memory of 1348	1972	rundll32.exe	30
PID 1348 wrote to memory of 2952	1348	rundll32.exe	32
PID 1348 wrote to memory of 2952	1348	rundll32.exe	32
PID 1348 wrote to memory of 2952	1348	rundll32.exe	32
PID 1348 wrote to memory of 2952	1348	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9eb5526afd55ac596b8f85b07c1644159a01b6e6c2b9fda84e22a24614701952.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9eb5526afd55ac596b8f85b07c1644159a01b6e6c2b9fda84e22a24614701952.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 220
    3⤵
    - Program crash
    PID:2952

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/1348-0-0x00000000745F0000-0x000000007461F000-memory.dmp

Filesize
188KB

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memory/1348-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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