dridex | 9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 16:40

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General

Target

JaffaCakes118_9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549.dll
Size

184KB
MD5

823ea8af161ff07477b64db1d8baea74
SHA1

bffa4aec14401a3b419d1d319380eed00e57952b
SHA256

9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549
SHA512

f1c5d3f84b29d8155bae9662099482fb8534c7cfff57a9e5a6c1d98596094097d9ef45f8d55333a633a02edfd09f1798a8ea966fe815e49e09d6f3f0e8d1e339
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K2lmsb:57TXYsd9SkONU1jKGl5lm

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/1804-1-0x0000000074D50000-0x0000000074D80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2088	1804	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 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 1804 wrote to memory of 2088	1804	rundll32.exe	31
PID 1804 wrote to memory of 2088	1804	rundll32.exe	31
PID 1804 wrote to memory of 2088	1804	rundll32.exe	31
PID 1804 wrote to memory of 2088	1804	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9b0f0e2e6ee919242bd6f775db4b4c095ecd8454a4821ae21cca000f87ff5549.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 220
    3⤵
    - Program crash
    PID:2088

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/1804-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1804-1-0x0000000074D50000-0x0000000074D80000-memory.dmp

Filesize
192KB

Download
memory/1804-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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