dridex | 2d1887659db6eac88c9a230b4fcbcf6e2c532ace25f51e21507aa96c9ac6fcef

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:15

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General

Target

JaffaCakes118_2d1887659db6eac88c9a230b4fcbcf6e2c532ace25f51e21507aa96c9ac6fcef.dll
Size

161KB
MD5

aedaddab352d22275eff123affddd5a8
SHA1

d162c3ffb8a25c7fd21e8ed70e1a64b0b6ec6b5e
SHA256

2d1887659db6eac88c9a230b4fcbcf6e2c532ace25f51e21507aa96c9ac6fcef
SHA512

5ac5d9e6fadb5cf4de1e8e88521fb2c7bc615b19de4309a2af653fa9769dad48c6ca2ca535b05dfd68279e136bd8c649983b02535862a9e3580eb7e8ac28331b
SSDEEP

3072:BQ45bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:a4KcMhVkbK3hDq9E8i

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/2248-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2248-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2784	2248	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 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2248 wrote to memory of 2784	2248	rundll32.exe	32
PID 2248 wrote to memory of 2784	2248	rundll32.exe	32
PID 2248 wrote to memory of 2784	2248	rundll32.exe	32
PID 2248 wrote to memory of 2784	2248	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d1887659db6eac88c9a230b4fcbcf6e2c532ace25f51e21507aa96c9ac6fcef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d1887659db6eac88c9a230b4fcbcf6e2c532ace25f51e21507aa96c9ac6fcef.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 256
    3⤵
    - Program crash
    PID:2784

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/2248-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2248-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2248-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2248-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download