dridex | 1b8f90656f025c7a52906e7430f3bf82fae94c948557cd31fb9f005ef0f32138

Analysis

max time kernel
93s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 12:25

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General

Target

JaffaCakes118_1b8f90656f025c7a52906e7430f3bf82fae94c948557cd31fb9f005ef0f32138.dll
Size

166KB
MD5

c500fae6cab488355652d14b70cfa9cc
SHA1

aab52609756577f571a77f05fd157fe91139c8da
SHA256

1b8f90656f025c7a52906e7430f3bf82fae94c948557cd31fb9f005ef0f32138
SHA512

c536e261cad79d87cbccd091eb24e995d58b92fe61d7eeb6cd5e7d33fbf2ae85f57dbd8047e132e27a6cea9674ff0c5dbe6e6998f5872183a80886c8abf00f09
SSDEEP

3072:muFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+qa:m0czbty9uiaJlva

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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
behavioral2/memory/972-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4024	972	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 972	2548	rundll32.exe	82
PID 2548 wrote to memory of 972	2548	rundll32.exe	82
PID 2548 wrote to memory of 972	2548	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b8f90656f025c7a52906e7430f3bf82fae94c948557cd31fb9f005ef0f32138.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b8f90656f025c7a52906e7430f3bf82fae94c948557cd31fb9f005ef0f32138.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 712
    3⤵
    - Program crash
    PID:4024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 972 -ip 972
1⤵
PID:1152

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

Replay Monitor

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Downloads

memory/972-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/972-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

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