dridex | e83e650944ae9f3d5171abd4d6d1a5ac20048de5769306d2e61402df7debf40e

Analysis

max time kernel
134s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:42

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General

Target

JaffaCakes118_e83e650944ae9f3d5171abd4d6d1a5ac20048de5769306d2e61402df7debf40e.dll
Size

204KB
MD5

2b270850f9b2ba9d8a0307d24aa0f324
SHA1

953bfb395c6330e2cc747e09df190005530252b6
SHA256

e83e650944ae9f3d5171abd4d6d1a5ac20048de5769306d2e61402df7debf40e
SHA512

2a40940d863fa0d13296195b405002cc661ee9685d864f8d1ac849933588632310c8bbd75435b591176a95363259b8dc92cde30940906c55eeef53fafc342027
SSDEEP

3072:N6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:NZuX6pEaeEDheWa+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/2980-1-0x0000000074E10000-0x0000000074E45000-memory.dmp	dridex_ldr
behavioral1/memory/2980-2-0x0000000074E10000-0x0000000074E45000-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 2136 wrote to memory of 2980	2136	rundll32.exe	30
PID 2136 wrote to memory of 2980	2136	rundll32.exe	30
PID 2136 wrote to memory of 2980	2136	rundll32.exe	30
PID 2136 wrote to memory of 2980	2136	rundll32.exe	30
PID 2136 wrote to memory of 2980	2136	rundll32.exe	30
PID 2136 wrote to memory of 2980	2136	rundll32.exe	30
PID 2136 wrote to memory of 2980	2136	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e83e650944ae9f3d5171abd4d6d1a5ac20048de5769306d2e61402df7debf40e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e83e650944ae9f3d5171abd4d6d1a5ac20048de5769306d2e61402df7debf40e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2980

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/2980-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2980-1-0x0000000074E10000-0x0000000074E45000-memory.dmp

Filesize
212KB

Download
memory/2980-2-0x0000000074E10000-0x0000000074E45000-memory.dmp

Filesize
212KB

Download
memory/2980-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download