dridex | 3915e7539ecfedd3be7d7fdc044988ac5add40c9a780003100dd8109611bb8e8

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:10

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General

Target

JaffaCakes118_3915e7539ecfedd3be7d7fdc044988ac5add40c9a780003100dd8109611bb8e8.dll
Size

184KB
MD5

3b685703ebe4db2f655a8c9a6c03ae5c
SHA1

18d191c6280d5f2d2affbd51f1d43b092a6884c1
SHA256

3915e7539ecfedd3be7d7fdc044988ac5add40c9a780003100dd8109611bb8e8
SHA512

537458be5ee5da8e55c7f75f26bdf59b07e7403e09de1063a97fd8abd72d089bcc3cd012da3dbf70cab375fc0acef15c648f9eba16717f3392bf58a9771c9783
SSDEEP

3072:192qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTsrLA:19NSMOEpQ1Q3ODAr+Vo

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2816-1-0x0000000074A70000-0x0000000074A9F000-memory.dmp	dridex_ldr
behavioral1/memory/2816-2-0x0000000074A70000-0x0000000074A9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2284	2816	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 268 wrote to memory of 2816	268	rundll32.exe	31
PID 268 wrote to memory of 2816	268	rundll32.exe	31
PID 268 wrote to memory of 2816	268	rundll32.exe	31
PID 268 wrote to memory of 2816	268	rundll32.exe	31
PID 268 wrote to memory of 2816	268	rundll32.exe	31
PID 268 wrote to memory of 2816	268	rundll32.exe	31
PID 268 wrote to memory of 2816	268	rundll32.exe	31
PID 2816 wrote to memory of 2284	2816	rundll32.exe	32
PID 2816 wrote to memory of 2284	2816	rundll32.exe	32
PID 2816 wrote to memory of 2284	2816	rundll32.exe	32
PID 2816 wrote to memory of 2284	2816	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3915e7539ecfedd3be7d7fdc044988ac5add40c9a780003100dd8109611bb8e8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3915e7539ecfedd3be7d7fdc044988ac5add40c9a780003100dd8109611bb8e8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 220
    3⤵
    - Program crash
    PID:2284

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/2816-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2816-1-0x0000000074A70000-0x0000000074A9F000-memory.dmp

Filesize
188KB

Download
memory/2816-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2816-2-0x0000000074A70000-0x0000000074A9F000-memory.dmp

Filesize
188KB

Download