dridex | 61511b1a2429b16c7f331199117792e0a91af947ea5b252282a174a4c76f8e0a

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 10:17

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General

Target

JaffaCakes118_61511b1a2429b16c7f331199117792e0a91af947ea5b252282a174a4c76f8e0a.dll
Size

161KB
MD5

eb5e6d08be5488ed4535ea4b2de7d873
SHA1

deacdea5b87be2e21054734506c8acc163ff95ab
SHA256

61511b1a2429b16c7f331199117792e0a91af947ea5b252282a174a4c76f8e0a
SHA512

e0727792947cb72a22713d15a8ad18f4cd83360489af2ed444baf739b9351de16b27b5ae3b36d2bc06d0cc66438f58bee51179d1180d0bc62373aaa9fc6b792b
SSDEEP

3072:h545bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:b4KcMhVkbK3hDq9E8i

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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/1840-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1840-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2956	1840	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 2336 wrote to memory of 1840	2336	rundll32.exe	31
PID 2336 wrote to memory of 1840	2336	rundll32.exe	31
PID 2336 wrote to memory of 1840	2336	rundll32.exe	31
PID 2336 wrote to memory of 1840	2336	rundll32.exe	31
PID 2336 wrote to memory of 1840	2336	rundll32.exe	31
PID 2336 wrote to memory of 1840	2336	rundll32.exe	31
PID 2336 wrote to memory of 1840	2336	rundll32.exe	31
PID 1840 wrote to memory of 2956	1840	rundll32.exe	32
PID 1840 wrote to memory of 2956	1840	rundll32.exe	32
PID 1840 wrote to memory of 2956	1840	rundll32.exe	32
PID 1840 wrote to memory of 2956	1840	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61511b1a2429b16c7f331199117792e0a91af947ea5b252282a174a4c76f8e0a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61511b1a2429b16c7f331199117792e0a91af947ea5b252282a174a4c76f8e0a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1840 -s 256
    3⤵
    - Program crash
    PID:2956

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/1840-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1840-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1840-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1840-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download