dridex | a91a5394a51aaa5a9e0182425f98ca133ee5d52edd3d11a3651719016956f622

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, 06:01

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General

Target

JaffaCakes118_a91a5394a51aaa5a9e0182425f98ca133ee5d52edd3d11a3651719016956f622.dll
Size

184KB
MD5

b62fbc0256e8bdf0685051e7e9d6481d
SHA1

55c1e429cffc135c6b26e1f2ced572910530d10c
SHA256

a91a5394a51aaa5a9e0182425f98ca133ee5d52edd3d11a3651719016956f622
SHA512

9c479975c283052f23f8484456580e99863f3cc4e37aad7f8bbf38ca0bb5b28a35bcf667bc555d2937c3892660caab69aa2a16c6a6811e784f301a0cb9c33c97
SSDEEP

3072:5uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Khlmsb:z7TXYsd9SkONU1jKGlOlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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/1644-1-0x0000000075240000-0x0000000075270000-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_a91a5394a51aaa5a9e0182425f98ca133ee5d52edd3d11a3651719016956f622.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a91a5394a51aaa5a9e0182425f98ca133ee5d52edd3d11a3651719016956f622.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

Replay Monitor

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Downloads

memory/1644-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1644-1-0x0000000075240000-0x0000000075270000-memory.dmp

Filesize
192KB

Download
memory/1644-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download