dridex | 5b9a1cc18a1c0322a7c9d4214da5ea443b847ab8bb72a4fd9713e827149366b0

Analysis

max time kernel
131s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:39

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General

Target

JaffaCakes118_5b9a1cc18a1c0322a7c9d4214da5ea443b847ab8bb72a4fd9713e827149366b0.dll
Size

204KB
MD5

6583a76738158a6644497c4771874377
SHA1

946e67a5655d150c36edf3d0e89927e523c96f08
SHA256

5b9a1cc18a1c0322a7c9d4214da5ea443b847ab8bb72a4fd9713e827149366b0
SHA512

12f15e42c938258247307310665ca6abfe824f8ef8fdbed0b7fab3025e75f4a3e2f0c83644605f5ab8d4f7d8cb1030cd9f0dad47b28e930ec19870e179d9dcc6
SSDEEP

3072:X6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:XZuX6pEaeEDheWa+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/2268-0-0x00000000749E0000-0x0000000074A15000-memory.dmp	dridex_ldr
behavioral1/memory/2268-3-0x00000000749E0000-0x0000000074A15000-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 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b9a1cc18a1c0322a7c9d4214da5ea443b847ab8bb72a4fd9713e827149366b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b9a1cc18a1c0322a7c9d4214da5ea443b847ab8bb72a4fd9713e827149366b0.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2268

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/2268-2-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2268-0-0x00000000749E0000-0x0000000074A15000-memory.dmp

Filesize
212KB

Download
memory/2268-3-0x00000000749E0000-0x0000000074A15000-memory.dmp

Filesize
212KB

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