dridex | 02c48d577ce5875995ead1a983e04a5f0e63db16c5352badccde59b991e03acb

Analysis

max time kernel
64s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:06

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General

Target

JaffaCakes118_02c48d577ce5875995ead1a983e04a5f0e63db16c5352badccde59b991e03acb.dll
Size

204KB
MD5

d0021d02b988307bbe0becc75ba28ec1
SHA1

a235089c610b7eedbb5e580287abccf3f4981090
SHA256

02c48d577ce5875995ead1a983e04a5f0e63db16c5352badccde59b991e03acb
SHA512

d900a1ccd185af4b28ffffc4f66f68a91d31e5d44bf74ec7eef69dcf5fd9deb8127fab910fc8fef850e86ce93e9217c29ac238a0f0757d22ef2db42f8f49f657
SSDEEP

3072:g6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:gZuX6pEaeEDheWa+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/1916-1-0x0000000074C60000-0x0000000074C95000-memory.dmp	dridex_ldr
behavioral1/memory/1916-2-0x0000000074C60000-0x0000000074C95000-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 2340 wrote to memory of 1916	2340	rundll32.exe	31
PID 2340 wrote to memory of 1916	2340	rundll32.exe	31
PID 2340 wrote to memory of 1916	2340	rundll32.exe	31
PID 2340 wrote to memory of 1916	2340	rundll32.exe	31
PID 2340 wrote to memory of 1916	2340	rundll32.exe	31
PID 2340 wrote to memory of 1916	2340	rundll32.exe	31
PID 2340 wrote to memory of 1916	2340	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c48d577ce5875995ead1a983e04a5f0e63db16c5352badccde59b991e03acb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c48d577ce5875995ead1a983e04a5f0e63db16c5352badccde59b991e03acb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1916

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/1916-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1916-1-0x0000000074C60000-0x0000000074C95000-memory.dmp

Filesize
212KB

Download
memory/1916-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1916-2-0x0000000074C60000-0x0000000074C95000-memory.dmp

Filesize
212KB

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