dridex | 7414350f5e7febbe5d5e9d1110c9c2ddb17323b9d5b13924ff263837fb87c73d

Analysis

max time kernel
127s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:27

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General

Target

JaffaCakes118_7414350f5e7febbe5d5e9d1110c9c2ddb17323b9d5b13924ff263837fb87c73d.dll
Size

204KB
MD5

3ea253fbef9417f63e2d4ce5393bf7f7
SHA1

c3acc3e641b15c14786e4701b624234f0de1846f
SHA256

7414350f5e7febbe5d5e9d1110c9c2ddb17323b9d5b13924ff263837fb87c73d
SHA512

46084a22dc428992056f301c4b98bcc2a9106458050466f8ca22e740b540949b81df7420b7f8354ba1c1a55c1f495b037adf1242623849986e512390ad79c6ba
SSDEEP

3072:s6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:sZuX6pEaeEDheWa+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/2676-1-0x0000000074A30000-0x0000000074A65000-memory.dmp	dridex_ldr
behavioral1/memory/2676-4-0x0000000074A30000-0x0000000074A65000-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 2244 wrote to memory of 2676	2244	rundll32.exe	30
PID 2244 wrote to memory of 2676	2244	rundll32.exe	30
PID 2244 wrote to memory of 2676	2244	rundll32.exe	30
PID 2244 wrote to memory of 2676	2244	rundll32.exe	30
PID 2244 wrote to memory of 2676	2244	rundll32.exe	30
PID 2244 wrote to memory of 2676	2244	rundll32.exe	30
PID 2244 wrote to memory of 2676	2244	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7414350f5e7febbe5d5e9d1110c9c2ddb17323b9d5b13924ff263837fb87c73d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7414350f5e7febbe5d5e9d1110c9c2ddb17323b9d5b13924ff263837fb87c73d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2676

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

Replay Monitor

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Downloads

memory/2676-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2676-1-0x0000000074A30000-0x0000000074A65000-memory.dmp

Filesize
212KB

Download
memory/2676-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2676-4-0x0000000074A30000-0x0000000074A65000-memory.dmp

Filesize
212KB

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