dridex | cb0a3af99c51273968202416a9907c331afbb9e1d0597a0942829af2b01bab7d

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:39

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General

Target

JaffaCakes118_cb0a3af99c51273968202416a9907c331afbb9e1d0597a0942829af2b01bab7d.dll
Size

184KB
MD5

8ab5c1484019a7fa621b3e89c79a55f6
SHA1

c2ae87043fa346bdd55402476116677d4b5ff74f
SHA256

cb0a3af99c51273968202416a9907c331afbb9e1d0597a0942829af2b01bab7d
SHA512

90be638b863a3d83ca4423212032bf578649654c4d3a03de56e5007069b08aacbd51e6148e0bd50b67dd2f20660c2279e5b20113ac45a01f4f80285061233b13
SSDEEP

3072:NJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J9a//2uFrSc:2fYOX+wTScR/Xzku9LVweuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/1824-1-0x00000000750C0000-0x00000000750EF000-memory.dmp	dridex_ldr
behavioral1/memory/1824-2-0x00000000750C0000-0x00000000750EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	1824	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 3056 wrote to memory of 1824	3056	rundll32.exe	30
PID 3056 wrote to memory of 1824	3056	rundll32.exe	30
PID 3056 wrote to memory of 1824	3056	rundll32.exe	30
PID 3056 wrote to memory of 1824	3056	rundll32.exe	30
PID 3056 wrote to memory of 1824	3056	rundll32.exe	30
PID 3056 wrote to memory of 1824	3056	rundll32.exe	30
PID 3056 wrote to memory of 1824	3056	rundll32.exe	30
PID 1824 wrote to memory of 2756	1824	rundll32.exe	31
PID 1824 wrote to memory of 2756	1824	rundll32.exe	31
PID 1824 wrote to memory of 2756	1824	rundll32.exe	31
PID 1824 wrote to memory of 2756	1824	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb0a3af99c51273968202416a9907c331afbb9e1d0597a0942829af2b01bab7d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3056
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb0a3af99c51273968202416a9907c331afbb9e1d0597a0942829af2b01bab7d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1824 -s 224
    3⤵
    - Program crash
    PID:2756

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/1824-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1824-1-0x00000000750C0000-0x00000000750EF000-memory.dmp

Filesize
188KB

Download
memory/1824-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1824-2-0x00000000750C0000-0x00000000750EF000-memory.dmp

Filesize
188KB

Download