dridex | 98859e3a3af526674ab91e0a9f916a5329e8528b9e9bb75b77a8c81712321eed

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:17

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General

Target

JaffaCakes118_98859e3a3af526674ab91e0a9f916a5329e8528b9e9bb75b77a8c81712321eed.dll
Size

166KB
MD5

eface547a1775f9abd74b67d79ef774b
SHA1

8b7910b05866a514c3333da255d93f9967364c96
SHA256

98859e3a3af526674ab91e0a9f916a5329e8528b9e9bb75b77a8c81712321eed
SHA512

2864f59bc5af615db64ca7ed12283a0c4169b6a649d6f234a99189a662203228d229fc683b5d0db2258d1f8e2ffce32ce11a647e53f10cce86a98e014a470226
SSDEEP

3072:VBoQctVOM7/8wZQvUlM7EF+V2xReSbHNjztUJQ8eHtZ:buXLcclWEc2HeSjNjGdeNZ

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/2324-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2324-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2136	2324	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 2668 wrote to memory of 2324	2668	rundll32.exe	30
PID 2668 wrote to memory of 2324	2668	rundll32.exe	30
PID 2668 wrote to memory of 2324	2668	rundll32.exe	30
PID 2668 wrote to memory of 2324	2668	rundll32.exe	30
PID 2668 wrote to memory of 2324	2668	rundll32.exe	30
PID 2668 wrote to memory of 2324	2668	rundll32.exe	30
PID 2668 wrote to memory of 2324	2668	rundll32.exe	30
PID 2324 wrote to memory of 2136	2324	rundll32.exe	31
PID 2324 wrote to memory of 2136	2324	rundll32.exe	31
PID 2324 wrote to memory of 2136	2324	rundll32.exe	31
PID 2324 wrote to memory of 2136	2324	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98859e3a3af526674ab91e0a9f916a5329e8528b9e9bb75b77a8c81712321eed.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98859e3a3af526674ab91e0a9f916a5329e8528b9e9bb75b77a8c81712321eed.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 256
    3⤵
    - Program crash
    PID:2136

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/2324-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2324-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2324-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2324-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download