dridex | e2a21637083f7fc3eb6313b8c4cd01756ef082e1f8a1f07e8f13a755c2cba86c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:50

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General

Target

JaffaCakes118_e2a21637083f7fc3eb6313b8c4cd01756ef082e1f8a1f07e8f13a755c2cba86c.dll
Size

188KB
MD5

66445e0bc3beb6746c3dd87ece1f48d0
SHA1

51d100c78a883a94c6b1af42320fc240f1495417
SHA256

e2a21637083f7fc3eb6313b8c4cd01756ef082e1f8a1f07e8f13a755c2cba86c
SHA512

4cc0877628f988792f8bdd61c4bb2539bc1ef94db6380da10c9f6580211c5961b02c1e8f95af9363d1aab99f664b609e771ad9d34a3503cc8811d7e70d1074ce
SSDEEP

3072:TA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAodo:TzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2128-1-0x0000000074E80000-0x0000000074EB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2128	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 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2128 wrote to memory of 2816	2128	rundll32.exe	31
PID 2128 wrote to memory of 2816	2128	rundll32.exe	31
PID 2128 wrote to memory of 2816	2128	rundll32.exe	31
PID 2128 wrote to memory of 2816	2128	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e2a21637083f7fc3eb6313b8c4cd01756ef082e1f8a1f07e8f13a755c2cba86c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e2a21637083f7fc3eb6313b8c4cd01756ef082e1f8a1f07e8f13a755c2cba86c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 300
    3⤵
    - Program crash
    PID:2816

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/2128-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2128-1-0x0000000074E80000-0x0000000074EB0000-memory.dmp

Filesize
192KB

Download
memory/2128-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download