dridex | 87f366dcbac7eb55f543fcb56649715bc0e1a3d200cdeb2e40342aa16f19d8e4

Analysis

max time kernel
56s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:18

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General

Target

JaffaCakes118_87f366dcbac7eb55f543fcb56649715bc0e1a3d200cdeb2e40342aa16f19d8e4.dll
Size

160KB
MD5

3dbd9e4a8bfdb69e56540258ed6a6f0a
SHA1

336d1cfabe7bf3adae5ea069096ca432137245b4
SHA256

87f366dcbac7eb55f543fcb56649715bc0e1a3d200cdeb2e40342aa16f19d8e4
SHA512

b6a54421e8b223193ca19509d8b5a142fc902ddb2c284f840639b50c2aa252775349dd23c4d502c3af88ebb758fd009c2e9edbe87309036b175e5613003b024e
SSDEEP

3072:swT2d85tleLD51fC5AHYEoefukoTFMpGmjE8D:2y5tAL11fNHYafoMpX

Score

10^/10

dridex 22201 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22201

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/2388-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2388-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87f366dcbac7eb55f543fcb56649715bc0e1a3d200cdeb2e40342aa16f19d8e4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87f366dcbac7eb55f543fcb56649715bc0e1a3d200cdeb2e40342aa16f19d8e4.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2388-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2388-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2388-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2388-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download