dridex | e07046d0ef99cbd49b815f3bf0054075596498912f734c67e33de8bd01b9c8d6

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:14 UTC

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General

Target

JaffaCakes118_e07046d0ef99cbd49b815f3bf0054075596498912f734c67e33de8bd01b9c8d6.dll
Size

184KB
MD5

aa97f322814ce927f55a1bef2c335055
SHA1

a3efebb4f3d3e8378d4cfd67321fef82c48f2717
SHA256

e07046d0ef99cbd49b815f3bf0054075596498912f734c67e33de8bd01b9c8d6
SHA512

5f98d65b008d2a63af3c9c2702cf10dd9533f9a8f6a67b628bb8e4c74538818fe5d01a01b731c967368046bcf010e75d5d59c61e25723e2b0f6f1703e6479f5b
SSDEEP

3072:wJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JJa//2uFrSc:NfYOX+wTScR/Xzku9LVwuuG

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

1
XH2KyJtcJ7RSk5n0Ak2zUIsoefdhHZlKRYf

rc4.plain

1
cYEsjNtMnqhfNdGdtxJHObrdyxC7I2RsYqPuLirrwkWgKf0csGFj3Ow4lgY2bwEnd8mTqve

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/2232-1-0x0000000074DD0000-0x0000000074DFF000-memory.dmp	dridex_ldr
behavioral1/memory/2232-2-0x0000000074DD0000-0x0000000074DFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	2232	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 2196 wrote to memory of 2232	2196	rundll32.exe	31
PID 2196 wrote to memory of 2232	2196	rundll32.exe	31
PID 2196 wrote to memory of 2232	2196	rundll32.exe	31
PID 2196 wrote to memory of 2232	2196	rundll32.exe	31
PID 2196 wrote to memory of 2232	2196	rundll32.exe	31
PID 2196 wrote to memory of 2232	2196	rundll32.exe	31
PID 2196 wrote to memory of 2232	2196	rundll32.exe	31
PID 2232 wrote to memory of 2092	2232	rundll32.exe	32
PID 2232 wrote to memory of 2092	2232	rundll32.exe	32
PID 2232 wrote to memory of 2092	2232	rundll32.exe	32
PID 2232 wrote to memory of 2092	2232	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e07046d0ef99cbd49b815f3bf0054075596498912f734c67e33de8bd01b9c8d6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e07046d0ef99cbd49b815f3bf0054075596498912f734c67e33de8bd01b9c8d6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 220
    3⤵
    - Program crash
    PID:2092

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/2232-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2232-1-0x0000000074DD0000-0x0000000074DFF000-memory.dmp

Filesize
188KB

Download
memory/2232-2-0x0000000074DD0000-0x0000000074DFF000-memory.dmp

Filesize
188KB

Download
memory/2232-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download