dridex | 6a7bc33195f253286109679c3d2a832fdff716f68ca78953c545fe3b57da6204

Analysis

max time kernel
95s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 16:55

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General

Target

JaffaCakes118_6a7bc33195f253286109679c3d2a832fdff716f68ca78953c545fe3b57da6204.dll
Size

170KB
MD5

4775f3f3589d787e7610d1fe7fd9b857
SHA1

a4c197e6581af1c985a05bda17ad1563f09aeefa
SHA256

6a7bc33195f253286109679c3d2a832fdff716f68ca78953c545fe3b57da6204
SHA512

8406378a497159c0a2c7c2539322423412b8e2a09e909863651556dc7f222c019f0777bcdebd8a8fffaa493b3e885f3b3d6891a2786257bc3a6a0b50373432b7
SSDEEP

3072:IV/jTmL3X6TLhgZBxbvRS1ebSi75S5NNZ4n+whXVM9MWdo8erj:IV/jTe38LiI4Oi75izyn+4lm

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3924-1-0x0000000075900000-0x000000007592F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2940	3924	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 3924	1816	rundll32.exe	82
PID 1816 wrote to memory of 3924	1816	rundll32.exe	82
PID 1816 wrote to memory of 3924	1816	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a7bc33195f253286109679c3d2a832fdff716f68ca78953c545fe3b57da6204.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a7bc33195f253286109679c3d2a832fdff716f68ca78953c545fe3b57da6204.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 660
    3⤵
    - Program crash
    PID:2940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3924 -ip 3924
1⤵
PID:1324

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/3924-0-0x0000000000CF0000-0x0000000000CF6000-memory.dmp

Filesize
24KB

Download
memory/3924-1-0x0000000075900000-0x000000007592F000-memory.dmp

Filesize
188KB

Download
memory/3924-3-0x0000000000CF0000-0x0000000000CF6000-memory.dmp

Filesize
24KB

Download