dridex | e65d53d59038d261bd72da287615e7f3c2c5cf2635bfd953f93ab26acf5243da

Analysis

max time kernel
58s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:31

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General

Target

JaffaCakes118_e65d53d59038d261bd72da287615e7f3c2c5cf2635bfd953f93ab26acf5243da.dll
Size

204KB
MD5

6ff9518d7c1089457bc2eae38e0d7d7e
SHA1

2946e8abb5d84ea33d18eaf3b2ff9bb54f604f7d
SHA256

e65d53d59038d261bd72da287615e7f3c2c5cf2635bfd953f93ab26acf5243da
SHA512

b490ff09650e5e6aa6e8d458a4631a742ddf2430b79ade095d2f13d28ef5b6f26e54af71e953a464a4a219316a9a668e25ae9d5d93ef053e2b74b0dbe288ba12
SSDEEP

3072:d6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:dZuX6pEaeEDheWa+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/1928-1-0x0000000075040000-0x0000000075075000-memory.dmp	dridex_ldr
behavioral1/memory/1928-2-0x0000000075040000-0x0000000075075000-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 1380 wrote to memory of 1928	1380	rundll32.exe	30
PID 1380 wrote to memory of 1928	1380	rundll32.exe	30
PID 1380 wrote to memory of 1928	1380	rundll32.exe	30
PID 1380 wrote to memory of 1928	1380	rundll32.exe	30
PID 1380 wrote to memory of 1928	1380	rundll32.exe	30
PID 1380 wrote to memory of 1928	1380	rundll32.exe	30
PID 1380 wrote to memory of 1928	1380	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e65d53d59038d261bd72da287615e7f3c2c5cf2635bfd953f93ab26acf5243da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e65d53d59038d261bd72da287615e7f3c2c5cf2635bfd953f93ab26acf5243da.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1928

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/1928-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1928-1-0x0000000075040000-0x0000000075075000-memory.dmp

Filesize
212KB

Download
memory/1928-2-0x0000000075040000-0x0000000075075000-memory.dmp

Filesize
212KB

Download
memory/1928-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download