dridex | 7e1ec07b1d02cab9c361d683e287828298c0a484ff42321cf499f741d92290a5

Analysis

max time kernel
121s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 12:19

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General

Target

JaffaCakes118_7e1ec07b1d02cab9c361d683e287828298c0a484ff42321cf499f741d92290a5.dll
Size

161KB
MD5

4fd391887eeda157c1ffdba882095a11
SHA1

878b16d376eb85fe0cbdbeb7275afb4f44db7568
SHA256

7e1ec07b1d02cab9c361d683e287828298c0a484ff42321cf499f741d92290a5
SHA512

394e0cae279f8d3fd2e4e839175803802db5b75fd7a6142a6f0f7a969a98dcecf7390012cb9f069aba505fbeed5efc65609e2f0eb9f063883f27e1bb4ade2276
SSDEEP

3072:J1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:jnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2296-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2296-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2600	2296	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 2060 wrote to memory of 2296	2060	rundll32.exe	31
PID 2060 wrote to memory of 2296	2060	rundll32.exe	31
PID 2060 wrote to memory of 2296	2060	rundll32.exe	31
PID 2060 wrote to memory of 2296	2060	rundll32.exe	31
PID 2060 wrote to memory of 2296	2060	rundll32.exe	31
PID 2060 wrote to memory of 2296	2060	rundll32.exe	31
PID 2060 wrote to memory of 2296	2060	rundll32.exe	31
PID 2296 wrote to memory of 2600	2296	rundll32.exe	32
PID 2296 wrote to memory of 2600	2296	rundll32.exe	32
PID 2296 wrote to memory of 2600	2296	rundll32.exe	32
PID 2296 wrote to memory of 2600	2296	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e1ec07b1d02cab9c361d683e287828298c0a484ff42321cf499f741d92290a5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e1ec07b1d02cab9c361d683e287828298c0a484ff42321cf499f741d92290a5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 256
    3⤵
    - Program crash
    PID:2600

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/2296-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2296-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2296-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download