dridex | f8da3ae228b02450cf742cb85859e97e4bf0cb3376f42c9e7f1cfb4ac7be1070

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 13:39

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General

Target

JaffaCakes118_f8da3ae228b02450cf742cb85859e97e4bf0cb3376f42c9e7f1cfb4ac7be1070.dll
Size

163KB
MD5

9a07092754fe39c4c6c63a579bae8bde
SHA1

d0e63772f8a0e63cd5253a8349802a149107699b
SHA256

f8da3ae228b02450cf742cb85859e97e4bf0cb3376f42c9e7f1cfb4ac7be1070
SHA512

f0e5969d27d926144bd97e756313f18371a084d7a49673dc134caf655a759d8bace76294dd7517b99bf24b42da96a7f74b51f368334ae9d49954a2f38bdd562f
SSDEEP

3072:lar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:Hs4p+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/2944-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2460	2944	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 388 wrote to memory of 2944	388	rundll32.exe	31
PID 388 wrote to memory of 2944	388	rundll32.exe	31
PID 388 wrote to memory of 2944	388	rundll32.exe	31
PID 388 wrote to memory of 2944	388	rundll32.exe	31
PID 388 wrote to memory of 2944	388	rundll32.exe	31
PID 388 wrote to memory of 2944	388	rundll32.exe	31
PID 388 wrote to memory of 2944	388	rundll32.exe	31
PID 2944 wrote to memory of 2460	2944	rundll32.exe	32
PID 2944 wrote to memory of 2460	2944	rundll32.exe	32
PID 2944 wrote to memory of 2460	2944	rundll32.exe	32
PID 2944 wrote to memory of 2460	2944	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8da3ae228b02450cf742cb85859e97e4bf0cb3376f42c9e7f1cfb4ac7be1070.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8da3ae228b02450cf742cb85859e97e4bf0cb3376f42c9e7f1cfb4ac7be1070.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 236
    3⤵
    - Program crash
    PID:2460

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/2944-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/2944-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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