dridex | a2b375e088e8ecb12b331cc550bdc19f969deed0419cfff4d832fb91cf4f92a2

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 09:31

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General

Target

JaffaCakes118_a2b375e088e8ecb12b331cc550bdc19f969deed0419cfff4d832fb91cf4f92a2.dll
Size

163KB
MD5

21a30ea68bc0efd84ec532313856f461
SHA1

d3f0ee8e791dcebf48e93d87e39aadd5ecf5e4c1
SHA256

a2b375e088e8ecb12b331cc550bdc19f969deed0419cfff4d832fb91cf4f92a2
SHA512

a2b8e49cc680656c93a3e5feb8a4daa88e4255dec87519a066ac1eb802e7983215f139b2b5c87c89002dbe8f1fb0a1912bebabf1168c2fca87041a62eb4c930a
SSDEEP

3072:Mar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:us4p+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/2120-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2152	2120	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 1740 wrote to memory of 2120	1740	rundll32.exe	31
PID 1740 wrote to memory of 2120	1740	rundll32.exe	31
PID 1740 wrote to memory of 2120	1740	rundll32.exe	31
PID 1740 wrote to memory of 2120	1740	rundll32.exe	31
PID 1740 wrote to memory of 2120	1740	rundll32.exe	31
PID 1740 wrote to memory of 2120	1740	rundll32.exe	31
PID 1740 wrote to memory of 2120	1740	rundll32.exe	31
PID 2120 wrote to memory of 2152	2120	rundll32.exe	32
PID 2120 wrote to memory of 2152	2120	rundll32.exe	32
PID 2120 wrote to memory of 2152	2120	rundll32.exe	32
PID 2120 wrote to memory of 2152	2120	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a2b375e088e8ecb12b331cc550bdc19f969deed0419cfff4d832fb91cf4f92a2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a2b375e088e8ecb12b331cc550bdc19f969deed0419cfff4d832fb91cf4f92a2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2120 -s 236
    3⤵
    - Program crash
    PID:2152

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/2120-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/2120-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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