dridex | 2b9fc1724ba7162ea105ffd8bc83579a587b8319ec4ec1934243010182b31823

Analysis

max time kernel
62s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:08

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General

Target

JaffaCakes118_2b9fc1724ba7162ea105ffd8bc83579a587b8319ec4ec1934243010182b31823.dll
Size

204KB
MD5

50047a1aadc4598484bfe9aaa9efd7b1
SHA1

c513e6f3485fd0b8eeff34cdf012f21b77b580ab
SHA256

2b9fc1724ba7162ea105ffd8bc83579a587b8319ec4ec1934243010182b31823
SHA512

07206d1c462f17a45d727b730e5734da0184e9838c6b943b591aff8b41d18f735802363b45ea553f8d82d691e0a68c1fc7c5bcea9f980d635b9f84daec4d693e
SSDEEP

3072:R6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:RZuX6pEaeEDheWa+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/3060-1-0x0000000074D40000-0x0000000074D75000-memory.dmp	dridex_ldr
behavioral1/memory/3060-2-0x0000000074D40000-0x0000000074D75000-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 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b9fc1724ba7162ea105ffd8bc83579a587b8319ec4ec1934243010182b31823.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b9fc1724ba7162ea105ffd8bc83579a587b8319ec4ec1934243010182b31823.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3060

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/3060-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/3060-1-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

Download
memory/3060-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/3060-2-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

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