dridex | 5f7a9346e4525a8fb1f91d44ad88b0d14437da4d3ae239d5a0e9b777f487f595

Analysis

max time kernel
66s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:37

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General

Target

JaffaCakes118_5f7a9346e4525a8fb1f91d44ad88b0d14437da4d3ae239d5a0e9b777f487f595.dll
Size

204KB
MD5

d3b4a81e73018d695e6deae3f14acaf5
SHA1

0df69de7a8ed699d2d3094386e2afdced8fd1e75
SHA256

5f7a9346e4525a8fb1f91d44ad88b0d14437da4d3ae239d5a0e9b777f487f595
SHA512

c7f78195097c1c490b54f722dd3b0ef13eb5045e8fc1c48e665aeaa49768f29198287739e648d787a5190de84f1ab3d352f5942f006781e4f82518017216dc73
SSDEEP

3072:J6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:JZuX6pEaeEDheWa+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/2224-1-0x0000000074AD0000-0x0000000074B05000-memory.dmp	dridex_ldr
behavioral1/memory/2224-2-0x0000000074AD0000-0x0000000074B05000-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 3000 wrote to memory of 2224	3000	rundll32.exe	30
PID 3000 wrote to memory of 2224	3000	rundll32.exe	30
PID 3000 wrote to memory of 2224	3000	rundll32.exe	30
PID 3000 wrote to memory of 2224	3000	rundll32.exe	30
PID 3000 wrote to memory of 2224	3000	rundll32.exe	30
PID 3000 wrote to memory of 2224	3000	rundll32.exe	30
PID 3000 wrote to memory of 2224	3000	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f7a9346e4525a8fb1f91d44ad88b0d14437da4d3ae239d5a0e9b777f487f595.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f7a9346e4525a8fb1f91d44ad88b0d14437da4d3ae239d5a0e9b777f487f595.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2224

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/2224-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2224-1-0x0000000074AD0000-0x0000000074B05000-memory.dmp

Filesize
212KB

Download
memory/2224-2-0x0000000074AD0000-0x0000000074B05000-memory.dmp

Filesize
212KB

Download
memory/2224-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download