dridex | 26c48dc00761aeddd5d9218754110dda7937c1d5dadc89ca45d9676df61abd81

Analysis

max time kernel
73s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:17

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General

Target

JaffaCakes118_26c48dc00761aeddd5d9218754110dda7937c1d5dadc89ca45d9676df61abd81.dll
Size

204KB
MD5

c7a4edd79621012aa11cf9f3522ecc06
SHA1

11e66e747dcdcfc2c34b4f3f4a569f5339071534
SHA256

26c48dc00761aeddd5d9218754110dda7937c1d5dadc89ca45d9676df61abd81
SHA512

943e99608ad6f88f317626ec3ec63fd5a3394385eaf54fb690a1d8bc67c4759f95720fedea77c7d3156a4440a6ffd95c84cc842f97b923abdf8c3dcbe314f035
SSDEEP

3072:m6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:mZuX6pEaeEDheWa+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/2084-1-0x00000000749B0000-0x00000000749E5000-memory.dmp	dridex_ldr
behavioral1/memory/2084-2-0x00000000749B0000-0x00000000749E5000-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 2508 wrote to memory of 2084	2508	rundll32.exe	30
PID 2508 wrote to memory of 2084	2508	rundll32.exe	30
PID 2508 wrote to memory of 2084	2508	rundll32.exe	30
PID 2508 wrote to memory of 2084	2508	rundll32.exe	30
PID 2508 wrote to memory of 2084	2508	rundll32.exe	30
PID 2508 wrote to memory of 2084	2508	rundll32.exe	30
PID 2508 wrote to memory of 2084	2508	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_26c48dc00761aeddd5d9218754110dda7937c1d5dadc89ca45d9676df61abd81.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_26c48dc00761aeddd5d9218754110dda7937c1d5dadc89ca45d9676df61abd81.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2084

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/2084-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2084-1-0x00000000749B0000-0x00000000749E5000-memory.dmp

Filesize
212KB

Download
memory/2084-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2084-2-0x00000000749B0000-0x00000000749E5000-memory.dmp

Filesize
212KB

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