dridex | 7f7505da60e1db3b2c305a28f270e12351cdfc9a76f8d46ba2aa9b0bf15f3105

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 21:04

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General

Target

JaffaCakes118_7f7505da60e1db3b2c305a28f270e12351cdfc9a76f8d46ba2aa9b0bf15f3105.dll
Size

184KB
MD5

adb228de123c429c5b605c30fde5ffcb
SHA1

d3d71308763aad327795b14d55783de5f2fcc431
SHA256

7f7505da60e1db3b2c305a28f270e12351cdfc9a76f8d46ba2aa9b0bf15f3105
SHA512

235cf20edd55349b2e3f5c503d3338388bdd9eae08edc5444282035836d3812324dbab39024db64300c19e37731ed6eaedfa4554c691b9de6bb7dbb880c01b9e
SSDEEP

3072:WiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoHlzoxss7:WiLVCIT4WK2z1W+CUHZj4Skq/eao1oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/1924-1-0x0000000074710000-0x000000007473F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1456	1924	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 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1924 wrote to memory of 1456	1924	rundll32.exe	31
PID 1924 wrote to memory of 1456	1924	rundll32.exe	31
PID 1924 wrote to memory of 1456	1924	rundll32.exe	31
PID 1924 wrote to memory of 1456	1924	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7f7505da60e1db3b2c305a28f270e12351cdfc9a76f8d46ba2aa9b0bf15f3105.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7f7505da60e1db3b2c305a28f270e12351cdfc9a76f8d46ba2aa9b0bf15f3105.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 220
    3⤵
    - Program crash
    PID:1456

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/1924-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1924-1-0x0000000074710000-0x000000007473F000-memory.dmp

Filesize
188KB

Download
memory/1924-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

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