dridex | 528fe3090f97e0d0b7d781a640fe6be753068812459b6e84195023ccb0de7263

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:17

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General

Target

JaffaCakes118_528fe3090f97e0d0b7d781a640fe6be753068812459b6e84195023ccb0de7263.dll
Size

184KB
MD5

599ec952d08668a92e49017017c04e63
SHA1

fcab470050136d5ce3bfe2a2cb7c7d54c1e908da
SHA256

528fe3090f97e0d0b7d781a640fe6be753068812459b6e84195023ccb0de7263
SHA512

ab77792f1e35beac43ed8914ccc7a906b7bd896d47618c091b1aaec212351aa2affbba26b76193cff791499058ccfc3c746659841d98d78e94044f63f99ec2d3
SSDEEP

3072:XgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg4dA4l:SPFkq6zOe5ilSanODd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2980-1-0x0000000074D80000-0x0000000074DB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1860	2980	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 1908 wrote to memory of 2980	1908	rundll32.exe	30
PID 1908 wrote to memory of 2980	1908	rundll32.exe	30
PID 1908 wrote to memory of 2980	1908	rundll32.exe	30
PID 1908 wrote to memory of 2980	1908	rundll32.exe	30
PID 1908 wrote to memory of 2980	1908	rundll32.exe	30
PID 1908 wrote to memory of 2980	1908	rundll32.exe	30
PID 1908 wrote to memory of 2980	1908	rundll32.exe	30
PID 2980 wrote to memory of 1860	2980	rundll32.exe	32
PID 2980 wrote to memory of 1860	2980	rundll32.exe	32
PID 2980 wrote to memory of 1860	2980	rundll32.exe	32
PID 2980 wrote to memory of 1860	2980	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_528fe3090f97e0d0b7d781a640fe6be753068812459b6e84195023ccb0de7263.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_528fe3090f97e0d0b7d781a640fe6be753068812459b6e84195023ccb0de7263.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2980 -s 220
    3⤵
    - Program crash
    PID:1860

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/2980-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/2980-1-0x0000000074D80000-0x0000000074DB0000-memory.dmp

Filesize
192KB

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