dridex | aea5b50d6be3e1f15d894919d0672a2d59bff1c742bab4fd8626b85a82de0c57

Analysis

max time kernel
119s
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 00:55

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General

Target

JaffaCakes118_aea5b50d6be3e1f15d894919d0672a2d59bff1c742bab4fd8626b85a82de0c57.dll
Size

166KB
MD5

3efbbe6aa5498e5b2cd99600f833cd3d
SHA1

4aba894af71606b0452973ce999e9030092c7e99
SHA256

aea5b50d6be3e1f15d894919d0672a2d59bff1c742bab4fd8626b85a82de0c57
SHA512

6637404d9176829e0266667dd7189dff6340529fa883ead891404027a9f39f25d548096db324a3dcbe21ce1e35a724e67be821c2c4b601a9b78915ad2aafe84a
SSDEEP

3072:SuFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+eE:S0czbty9uiaJlHE

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
behavioral1/memory/2128-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2308	2128	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 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 2128 wrote to memory of 2308	2128	rundll32.exe	32
PID 2128 wrote to memory of 2308	2128	rundll32.exe	32
PID 2128 wrote to memory of 2308	2128	rundll32.exe	32
PID 2128 wrote to memory of 2308	2128	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aea5b50d6be3e1f15d894919d0672a2d59bff1c742bab4fd8626b85a82de0c57.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aea5b50d6be3e1f15d894919d0672a2d59bff1c742bab4fd8626b85a82de0c57.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 256
    3⤵
    - Program crash
    PID:2308

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/2128-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2128-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2128-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download