dridex | 1b834b14081715a9fdb974d2b75378dc5edc40aa573188cc230053dfb87dc4b1

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
24-12-2024 01:51

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General

Target

JaffaCakes118_1b834b14081715a9fdb974d2b75378dc5edc40aa573188cc230053dfb87dc4b1.dll
Size

188KB
MD5

da585e869c827b02f63dd2034dc907df
SHA1

f18aae270d2b57b14feccb8c72beb90184e55ad8
SHA256

1b834b14081715a9fdb974d2b75378dc5edc40aa573188cc230053dfb87dc4b1
SHA512

10dd10ea9296421501fc1e8ece87b767a3a0de359467626365161a65fb5d136d4294899b6a7c771a8431a203f6ebc8a38258298faf44412f660f373301581fba
SSDEEP

3072:jteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzb9qM:Lq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1548-1-0x00000000750E0000-0x0000000075110000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	1548	WerFault.exe	31

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 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b834b14081715a9fdb974d2b75378dc5edc40aa573188cc230053dfb87dc4b1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b834b14081715a9fdb974d2b75378dc5edc40aa573188cc230053dfb87dc4b1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 300
    3⤵
    - Program crash
    PID:2256

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/1548-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/1548-1-0x00000000750E0000-0x0000000075110000-memory.dmp

Filesize
192KB

Download
memory/1548-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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