dridex | 058387f10c342e7faa493b7f4ad6c67d64b8e231280658a15dadd21c233ac654

Analysis

max time kernel
53s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:54

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General

Target

JaffaCakes118_058387f10c342e7faa493b7f4ad6c67d64b8e231280658a15dadd21c233ac654.dll
Size

175KB
MD5

b5ba38519f0a64c10b132399f0828782
SHA1

77f77a13b1b97a1f395e0d927b84ccacbeb2805f
SHA256

058387f10c342e7faa493b7f4ad6c67d64b8e231280658a15dadd21c233ac654
SHA512

71d68fa88dce867499d82ec24a6c5ef16b8c4e787f0c75d626af22948183361fb0c59ee655dccc3a1e11da27ac3ac598180c4834c1a9cfc36a13a76c592676b2
SSDEEP

3072:gUmpydLCFTvpvHZPYhIK2eX0wb0i/WrNnjgu45JCVmy4igfz3UIpjXZ:HmgpyZKCheFR/S/4uVZYfz3UIpj

Score

10^/10

dridex 22201 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22201

96.30.31.236:2303

162.214.106.107:13783

46.231.204.10:8172

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/2608-1-0x00000000748F0000-0x0000000074920000-memory.dmp	dridex_ldr
behavioral1/memory/2608-3-0x00000000748F0000-0x0000000074920000-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 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_058387f10c342e7faa493b7f4ad6c67d64b8e231280658a15dadd21c233ac654.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_058387f10c342e7faa493b7f4ad6c67d64b8e231280658a15dadd21c233ac654.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2608

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/2608-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2608-1-0x00000000748F0000-0x0000000074920000-memory.dmp

Filesize
192KB

Download
memory/2608-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2608-3-0x00000000748F0000-0x0000000074920000-memory.dmp

Filesize
192KB

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