dridex | 5ecb403a06b26e026ac6da552c5301e78ef296c63a51103c72eaf8df6a42f4e3

Analysis

max time kernel
60s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:39

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General

Target

JaffaCakes118_5ecb403a06b26e026ac6da552c5301e78ef296c63a51103c72eaf8df6a42f4e3.dll
Size

204KB
MD5

de04f1230882669f78f708f2c5d781e1
SHA1

0caa84b1c3768bfaa41da78db1b75846c1983b29
SHA256

5ecb403a06b26e026ac6da552c5301e78ef296c63a51103c72eaf8df6a42f4e3
SHA512

bb69bb4b9089cb661eed7141178a6c4f9c5764f09e04c53a4a65da3e20681db49a6a5a5598211e372841f14ab6d0b779ef5282ca8f204d6f4503301e4656045d
SSDEEP

3072:A6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:AZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/2312-1-0x00000000751D0000-0x0000000075205000-memory.dmp	dridex_ldr
behavioral1/memory/2312-2-0x00000000751D0000-0x0000000075205000-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 1148 wrote to memory of 2312	1148	rundll32.exe	28
PID 1148 wrote to memory of 2312	1148	rundll32.exe	28
PID 1148 wrote to memory of 2312	1148	rundll32.exe	28
PID 1148 wrote to memory of 2312	1148	rundll32.exe	28
PID 1148 wrote to memory of 2312	1148	rundll32.exe	28
PID 1148 wrote to memory of 2312	1148	rundll32.exe	28
PID 1148 wrote to memory of 2312	1148	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ecb403a06b26e026ac6da552c5301e78ef296c63a51103c72eaf8df6a42f4e3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ecb403a06b26e026ac6da552c5301e78ef296c63a51103c72eaf8df6a42f4e3.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2312

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/2312-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2312-1-0x00000000751D0000-0x0000000075205000-memory.dmp

Filesize
212KB

Download
memory/2312-2-0x00000000751D0000-0x0000000075205000-memory.dmp

Filesize
212KB

Download
memory/2312-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download