dridex | 03177e2fa22f8ffaa2c2bba7f6c576bc8d538413a628a77dbc36b73b8a76983b

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 05:50

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General

Target

JaffaCakes118_03177e2fa22f8ffaa2c2bba7f6c576bc8d538413a628a77dbc36b73b8a76983b.dll
Size

161KB
MD5

67e8111b83381dfa9403db817f9b2bea
SHA1

0af2f2b5fef692fbd0b908035677586e8ccb5ec8
SHA256

03177e2fa22f8ffaa2c2bba7f6c576bc8d538413a628a77dbc36b73b8a76983b
SHA512

a0f4d42d9deb29bd72efb853ab9d511abc8da2cdcdccc68c810901277d605356c1ef999796dd8a29224c272b8c7bf90b48f48287a7868a4acaa42860ca9af988
SSDEEP

3072:vtSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:VnS62Fl+pkeJl3CvRStrFl+EYi

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/2188-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2188-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2712	2188	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 524 wrote to memory of 2188	524	rundll32.exe	31
PID 524 wrote to memory of 2188	524	rundll32.exe	31
PID 524 wrote to memory of 2188	524	rundll32.exe	31
PID 524 wrote to memory of 2188	524	rundll32.exe	31
PID 524 wrote to memory of 2188	524	rundll32.exe	31
PID 524 wrote to memory of 2188	524	rundll32.exe	31
PID 524 wrote to memory of 2188	524	rundll32.exe	31
PID 2188 wrote to memory of 2712	2188	rundll32.exe	32
PID 2188 wrote to memory of 2712	2188	rundll32.exe	32
PID 2188 wrote to memory of 2712	2188	rundll32.exe	32
PID 2188 wrote to memory of 2712	2188	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03177e2fa22f8ffaa2c2bba7f6c576bc8d538413a628a77dbc36b73b8a76983b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:524
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03177e2fa22f8ffaa2c2bba7f6c576bc8d538413a628a77dbc36b73b8a76983b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2188
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 264
    3⤵
    - Program crash
    PID:2712

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/2188-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2188-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2188-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2188-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download