dridex | 2163795ec8af0309956dbf6c9ad0959d6205de91ca3bfa60602b5f7625e78620

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 14:10

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General

Target

JaffaCakes118_2163795ec8af0309956dbf6c9ad0959d6205de91ca3bfa60602b5f7625e78620.dll
Size

161KB
MD5

626f622e9d9824c60197529cf9a97407
SHA1

7ebc486e082f09c22b8d4079ea4842137a535e1f
SHA256

2163795ec8af0309956dbf6c9ad0959d6205de91ca3bfa60602b5f7625e78620
SHA512

0867ebcb18e6e08af4d2762bea06dfa62c695bb3340b6b53caa084eb6de03c7ac2c6b1879877c3bb8ae8a005e7628d2474f115ee5fec7e6c073da76963cefd59
SSDEEP

3072:R1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:rnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/3028-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/3028-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2888	3028	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 816 wrote to memory of 3028	816	rundll32.exe	31
PID 816 wrote to memory of 3028	816	rundll32.exe	31
PID 816 wrote to memory of 3028	816	rundll32.exe	31
PID 816 wrote to memory of 3028	816	rundll32.exe	31
PID 816 wrote to memory of 3028	816	rundll32.exe	31
PID 816 wrote to memory of 3028	816	rundll32.exe	31
PID 816 wrote to memory of 3028	816	rundll32.exe	31
PID 3028 wrote to memory of 2888	3028	rundll32.exe	32
PID 3028 wrote to memory of 2888	3028	rundll32.exe	32
PID 3028 wrote to memory of 2888	3028	rundll32.exe	32
PID 3028 wrote to memory of 2888	3028	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2163795ec8af0309956dbf6c9ad0959d6205de91ca3bfa60602b5f7625e78620.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2163795ec8af0309956dbf6c9ad0959d6205de91ca3bfa60602b5f7625e78620.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 256
    3⤵
    - Program crash
    PID:2888

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/3028-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3028-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3028-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3028-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download