dridex | da838509b60e95dc3a1f906a6a6139ce1a2dabf164639c42c41c36fe5b3c86d5

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:16

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General

Target

JaffaCakes118_da838509b60e95dc3a1f906a6a6139ce1a2dabf164639c42c41c36fe5b3c86d5.dll
Size

166KB
MD5

25da0cc99cb43e36edcfcb2d63778d8c
SHA1

ab34bd5ffaf7ba3e50d7ba7d56a03b497558a803
SHA256

da838509b60e95dc3a1f906a6a6139ce1a2dabf164639c42c41c36fe5b3c86d5
SHA512

d0933a7f20971d2c51c3cb3723c8389ab51501c56c8b4e53ecd37d468c1e955d7cf73acdb93b55ca99fd4185bd7e06c71ecd8cc5e0e8df4c4797be40aea12612
SSDEEP

3072:vBoQc0M7/8wZQvUlM7EF+V2xReSbHNjztUJQ8eHPD:5uhcclWEc2HeSjNjGdevD

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1584-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1584-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2576	1584	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 2580 wrote to memory of 1584	2580	rundll32.exe	30
PID 2580 wrote to memory of 1584	2580	rundll32.exe	30
PID 2580 wrote to memory of 1584	2580	rundll32.exe	30
PID 2580 wrote to memory of 1584	2580	rundll32.exe	30
PID 2580 wrote to memory of 1584	2580	rundll32.exe	30
PID 2580 wrote to memory of 1584	2580	rundll32.exe	30
PID 2580 wrote to memory of 1584	2580	rundll32.exe	30
PID 1584 wrote to memory of 2576	1584	rundll32.exe	32
PID 1584 wrote to memory of 2576	1584	rundll32.exe	32
PID 1584 wrote to memory of 2576	1584	rundll32.exe	32
PID 1584 wrote to memory of 2576	1584	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_da838509b60e95dc3a1f906a6a6139ce1a2dabf164639c42c41c36fe5b3c86d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_da838509b60e95dc3a1f906a6a6139ce1a2dabf164639c42c41c36fe5b3c86d5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1584
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1584 -s 256
    3⤵
    - Program crash
    PID:2576

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/1584-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1584-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1584-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1584-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download