dridex | d6dee1fb894bf9faae8bdcd8157c04ebc4c6999ce0f13fc3c03427a5757e84f5

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 20:37

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General

Target

JaffaCakes118_d6dee1fb894bf9faae8bdcd8157c04ebc4c6999ce0f13fc3c03427a5757e84f5.dll
Size

164KB
MD5

4de9c5816c01dc6b298a2a67876d8017
SHA1

1559f261cf20ceaa80aa743aea089671c615996f
SHA256

d6dee1fb894bf9faae8bdcd8157c04ebc4c6999ce0f13fc3c03427a5757e84f5
SHA512

cce8fe4a6d622351114f89b41cd0edda46f4144a47794f9f83088eeff58bdb93cc50634cfcfe6024ab8fd7bcd6d7fdc32a284be555b875f1bba7a7e831bb382e
SSDEEP

3072:lBefihU8fQ2Sob/xg+eNV1A1I3aiI8i3GdVAzuECtNjP3/3ioP7y11a0E:lBefiv/12+2A1AIpFzxCtNjHSoPm11J

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.123.40.54:443

82.209.17.209:8172

180.250.21.2:13721

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/1836-1-0x0000000010000000-0x000000001002F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2128	1836	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 1840 wrote to memory of 1836	1840	rundll32.exe	30
PID 1840 wrote to memory of 1836	1840	rundll32.exe	30
PID 1840 wrote to memory of 1836	1840	rundll32.exe	30
PID 1840 wrote to memory of 1836	1840	rundll32.exe	30
PID 1840 wrote to memory of 1836	1840	rundll32.exe	30
PID 1840 wrote to memory of 1836	1840	rundll32.exe	30
PID 1840 wrote to memory of 1836	1840	rundll32.exe	30
PID 1836 wrote to memory of 2128	1836	rundll32.exe	32
PID 1836 wrote to memory of 2128	1836	rundll32.exe	32
PID 1836 wrote to memory of 2128	1836	rundll32.exe	32
PID 1836 wrote to memory of 2128	1836	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d6dee1fb894bf9faae8bdcd8157c04ebc4c6999ce0f13fc3c03427a5757e84f5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d6dee1fb894bf9faae8bdcd8157c04ebc4c6999ce0f13fc3c03427a5757e84f5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 236
    3⤵
    - Program crash
    PID:2128

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/1836-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1836-1-0x0000000010000000-0x000000001002F000-memory.dmp

Filesize
188KB

Download
memory/1836-4-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download