dridex | aec55c5afe2d2fe82f16ea37269d585a930aee829d9ffb80cd9d7b6a1db84c27

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 04:31

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General

Target

JaffaCakes118_aec55c5afe2d2fe82f16ea37269d585a930aee829d9ffb80cd9d7b6a1db84c27.dll
Size

163KB
MD5

229c6177378b0efba379a41e54b62278
SHA1

fe68d8dfdd6286a8dbb490e6799adfaf4fa00d60
SHA256

aec55c5afe2d2fe82f16ea37269d585a930aee829d9ffb80cd9d7b6a1db84c27
SHA512

86453907c69090c5d299c2427e114ea031dc0828d55b8ee750802e346e8ffabc011d68e71eb41385d3245c2116be1ce0ac8430b3e8ff6898b1e1e1941ea4a0b1
SSDEEP

3072:7ar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:ts4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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
behavioral1/memory/2168-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2288	2168	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 2168	2308	rundll32.exe	31
PID 2308 wrote to memory of 2168	2308	rundll32.exe	31
PID 2308 wrote to memory of 2168	2308	rundll32.exe	31
PID 2308 wrote to memory of 2168	2308	rundll32.exe	31
PID 2308 wrote to memory of 2168	2308	rundll32.exe	31
PID 2308 wrote to memory of 2168	2308	rundll32.exe	31
PID 2308 wrote to memory of 2168	2308	rundll32.exe	31
PID 2168 wrote to memory of 2288	2168	rundll32.exe	33
PID 2168 wrote to memory of 2288	2168	rundll32.exe	33
PID 2168 wrote to memory of 2288	2168	rundll32.exe	33
PID 2168 wrote to memory of 2288	2168	rundll32.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aec55c5afe2d2fe82f16ea37269d585a930aee829d9ffb80cd9d7b6a1db84c27.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aec55c5afe2d2fe82f16ea37269d585a930aee829d9ffb80cd9d7b6a1db84c27.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 236
    3⤵
    - Program crash
    PID:2288

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/2168-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2168-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2168-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download