dridex | a27c9db58c5e52c9ba911ebe52f683409b391f6bf92c8978f62326e1f07e4c77

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 22:22

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General

Target

JaffaCakes118_a27c9db58c5e52c9ba911ebe52f683409b391f6bf92c8978f62326e1f07e4c77.dll
Size

163KB
MD5

401c1e05d18fc5d41a9d104b10aab52e
SHA1

4b3aa71c4b6a335e92ebbad484cb57bd21676cf3
SHA256

a27c9db58c5e52c9ba911ebe52f683409b391f6bf92c8978f62326e1f07e4c77
SHA512

6731a73b97e371ddb1a7b486a5d8898c851530e7a2294510ece936860e31f9b1cac5556382dc6d7a44c144c398d86ae4ff524c980e20317154afd623cd3ea528
SSDEEP

3072:+ar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:Is4p+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/2152-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2488	2152	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 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2152 wrote to memory of 2488	2152	rundll32.exe	31
PID 2152 wrote to memory of 2488	2152	rundll32.exe	31
PID 2152 wrote to memory of 2488	2152	rundll32.exe	31
PID 2152 wrote to memory of 2488	2152	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a27c9db58c5e52c9ba911ebe52f683409b391f6bf92c8978f62326e1f07e4c77.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a27c9db58c5e52c9ba911ebe52f683409b391f6bf92c8978f62326e1f07e4c77.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 236
    3⤵
    - Program crash
    PID:2488

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/2152-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2152-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2152-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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