dridex | 3f0d537eb8cebacfea86cd3ce15b2ed321e440db1051bba9040e3ddcfd5f05e9

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 07:19

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General

Target

JaffaCakes118_3f0d537eb8cebacfea86cd3ce15b2ed321e440db1051bba9040e3ddcfd5f05e9.dll
Size

163KB
MD5

208fc20bbb17b52175265ba9997b4edf
SHA1

13228c22abcbfa7bd35e7a0f224d08e7406852eb
SHA256

3f0d537eb8cebacfea86cd3ce15b2ed321e440db1051bba9040e3ddcfd5f05e9
SHA512

f4950f51384b2be317a30c8b71f7a1c405d376e7077dce82221c783df6e01d861a9af0312bc13954bf39d96c6551fb4cf4fb48b08ec5c2ba115f631c32b5842c
SSDEEP

3072:Lar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:9s4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1020-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2240	1020	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 1020	3036	rundll32.exe	30
PID 3036 wrote to memory of 1020	3036	rundll32.exe	30
PID 3036 wrote to memory of 1020	3036	rundll32.exe	30
PID 3036 wrote to memory of 1020	3036	rundll32.exe	30
PID 3036 wrote to memory of 1020	3036	rundll32.exe	30
PID 3036 wrote to memory of 1020	3036	rundll32.exe	30
PID 3036 wrote to memory of 1020	3036	rundll32.exe	30
PID 1020 wrote to memory of 2240	1020	rundll32.exe	31
PID 1020 wrote to memory of 2240	1020	rundll32.exe	31
PID 1020 wrote to memory of 2240	1020	rundll32.exe	31
PID 1020 wrote to memory of 2240	1020	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f0d537eb8cebacfea86cd3ce15b2ed321e440db1051bba9040e3ddcfd5f05e9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f0d537eb8cebacfea86cd3ce15b2ed321e440db1051bba9040e3ddcfd5f05e9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1020 -s 236
    3⤵
    - Program crash
    PID:2240

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1020-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1020-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1020-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download