dridex | a8c48327067254d4ac6a874c4055ffd76e48a59f177acb1d7025dedd9b2aeea6

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:02

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General

Target

JaffaCakes118_a8c48327067254d4ac6a874c4055ffd76e48a59f177acb1d7025dedd9b2aeea6.dll
Size

184KB
MD5

e46eda090d40f37376174682fd2d97be
SHA1

5e0fc24e34933e02c2c4b858713bb9c9e9e8fa6e
SHA256

a8c48327067254d4ac6a874c4055ffd76e48a59f177acb1d7025dedd9b2aeea6
SHA512

1869bdeac8db699848ccb5c2115078de86371dca258818951be9d301a0702e3d30ccc77cb27de6e5a909ceb5c05ceab3e0a0ff3926188abe9095d2c2ce146c8d
SSDEEP

3072:aJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jka//2uFrSc:7fYOX+wTScR/Xzku9LVwfuG

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/1644-1-0x0000000075270000-0x000000007529F000-memory.dmp	dridex_ldr
behavioral1/memory/1644-2-0x0000000075270000-0x000000007529F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1052	1644	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 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1748 wrote to memory of 1644	1748	rundll32.exe	30
PID 1644 wrote to memory of 1052	1644	rundll32.exe	31
PID 1644 wrote to memory of 1052	1644	rundll32.exe	31
PID 1644 wrote to memory of 1052	1644	rundll32.exe	31
PID 1644 wrote to memory of 1052	1644	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8c48327067254d4ac6a874c4055ffd76e48a59f177acb1d7025dedd9b2aeea6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8c48327067254d4ac6a874c4055ffd76e48a59f177acb1d7025dedd9b2aeea6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 220
    3⤵
    - Program crash
    PID:1052

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/1644-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1644-1-0x0000000075270000-0x000000007529F000-memory.dmp

Filesize
188KB

Download
memory/1644-2-0x0000000075270000-0x000000007529F000-memory.dmp

Filesize
188KB

Download
memory/1644-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download