dridex | 864b5c51268262d098f08aefccb628465e44c4f0e496239a652df1fc2adacdeb

Analysis

max time kernel
59s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:09

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General

Target

JaffaCakes118_864b5c51268262d098f08aefccb628465e44c4f0e496239a652df1fc2adacdeb.dll
Size

162KB
MD5

d640b319c9db79c81d2bc7cceaac46a7
SHA1

558180e43894878deb4f3bac892c49537ab53d36
SHA256

864b5c51268262d098f08aefccb628465e44c4f0e496239a652df1fc2adacdeb
SHA512

e35c2d833eab6e134d53dc261a3dbdcf9890fa4eec1cb106ae9de327501a48093df0816b0f0a733fdcae68234bce8bdf35bd48cd6d0e2112b037aa32e51d3814
SSDEEP

3072:QmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:5Lc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/2680-1-0x0000000075360000-0x000000007538E000-memory.dmp	dridex_ldr
behavioral1/memory/2680-2-0x0000000075360000-0x000000007538E000-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 1152 wrote to memory of 2680	1152	rundll32.exe	30
PID 1152 wrote to memory of 2680	1152	rundll32.exe	30
PID 1152 wrote to memory of 2680	1152	rundll32.exe	30
PID 1152 wrote to memory of 2680	1152	rundll32.exe	30
PID 1152 wrote to memory of 2680	1152	rundll32.exe	30
PID 1152 wrote to memory of 2680	1152	rundll32.exe	30
PID 1152 wrote to memory of 2680	1152	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_864b5c51268262d098f08aefccb628465e44c4f0e496239a652df1fc2adacdeb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_864b5c51268262d098f08aefccb628465e44c4f0e496239a652df1fc2adacdeb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2680

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/2680-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2680-1-0x0000000075360000-0x000000007538E000-memory.dmp

Filesize
184KB

Download
memory/2680-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2680-2-0x0000000075360000-0x000000007538E000-memory.dmp

Filesize
184KB

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