dridex | 763b1780047940ed82567245dca7a082ba13a1cba609f4b45ea4ef4862859f78

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:16

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General

Target

JaffaCakes118_763b1780047940ed82567245dca7a082ba13a1cba609f4b45ea4ef4862859f78.dll
Size

184KB
MD5

eda072cfe8e47f048aaf3268447f2db4
SHA1

a0d04bf45ce78302ae200f4ccf3b243d9a8a869c
SHA256

763b1780047940ed82567245dca7a082ba13a1cba609f4b45ea4ef4862859f78
SHA512

841fe8b8b2668ff055184b47bacab30393c45e093cee0fd859ab023e4200a1e2df38731f59e2fec239fa8766419cb57cb2098d8eec49eb4ccae7d769bf29621b
SSDEEP

3072:kuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kplmsb:67TXYsd9SkONU1jKGlClm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2448-1-0x0000000074B00000-0x0000000074B30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	2448	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 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2448 wrote to memory of 2948	2448	rundll32.exe	31
PID 2448 wrote to memory of 2948	2448	rundll32.exe	31
PID 2448 wrote to memory of 2948	2448	rundll32.exe	31
PID 2448 wrote to memory of 2948	2448	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_763b1780047940ed82567245dca7a082ba13a1cba609f4b45ea4ef4862859f78.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_763b1780047940ed82567245dca7a082ba13a1cba609f4b45ea4ef4862859f78.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 224
    3⤵
    - Program crash
    PID:2948

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/2448-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2448-1-0x0000000074B00000-0x0000000074B30000-memory.dmp

Filesize
192KB

Download
memory/2448-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download