dridex | b0d56f18c3d02e40df84edb4b3382506030f37e6ce4d54799dc8dba8a04c9f82

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 21:31

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General

Target

JaffaCakes118_b0d56f18c3d02e40df84edb4b3382506030f37e6ce4d54799dc8dba8a04c9f82.dll
Size

163KB
MD5

79e0c183d3718b346d4dcd2734836757
SHA1

ffa20fba8a3bd8dd37fb4bff709ee0b62c863867
SHA256

b0d56f18c3d02e40df84edb4b3382506030f37e6ce4d54799dc8dba8a04c9f82
SHA512

12eff2d655ff724980eea6a2df58858056ef5d3b8a532285947ff8afba90bb1041885c5b49abe0b54647d1ef05ce00f88a52d8b84bc104aa2b17417562e920db
SSDEEP

3072:iar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:Us4p+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/1872-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2988	1872	WerFault.exe	28

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 1892 wrote to memory of 1872	1892	rundll32.exe	28
PID 1892 wrote to memory of 1872	1892	rundll32.exe	28
PID 1892 wrote to memory of 1872	1892	rundll32.exe	28
PID 1892 wrote to memory of 1872	1892	rundll32.exe	28
PID 1892 wrote to memory of 1872	1892	rundll32.exe	28
PID 1892 wrote to memory of 1872	1892	rundll32.exe	28
PID 1892 wrote to memory of 1872	1892	rundll32.exe	28
PID 1872 wrote to memory of 2988	1872	rundll32.exe	29
PID 1872 wrote to memory of 2988	1872	rundll32.exe	29
PID 1872 wrote to memory of 2988	1872	rundll32.exe	29
PID 1872 wrote to memory of 2988	1872	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0d56f18c3d02e40df84edb4b3382506030f37e6ce4d54799dc8dba8a04c9f82.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0d56f18c3d02e40df84edb4b3382506030f37e6ce4d54799dc8dba8a04c9f82.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 236
    3⤵
    - Program crash
    PID:2988

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/1872-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/1872-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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