dridex | f420df9e374ea62b1af693b164d518c1a71d574ac0a8ccf25290a9235a5d9fd0

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:49

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General

Target

JaffaCakes118_f420df9e374ea62b1af693b164d518c1a71d574ac0a8ccf25290a9235a5d9fd0.dll
Size

184KB
MD5

07f02709f938386654ddd7854f0c36d2
SHA1

d8ecf48428a38455c6fe60c89b6b0fc312f70c97
SHA256

f420df9e374ea62b1af693b164d518c1a71d574ac0a8ccf25290a9235a5d9fd0
SHA512

86d0d07610c07c348bb9db49ecf8055ba470fd8efeea26bf7170a13545376ad462caf7b678eb3337d739cde09fe71ac72a814a1233c17e0e23b1575b783b599d
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/3028-1-0x0000000075190000-0x00000000751BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1072	3028	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 1984 wrote to memory of 3028	1984	rundll32.exe	30
PID 1984 wrote to memory of 3028	1984	rundll32.exe	30
PID 1984 wrote to memory of 3028	1984	rundll32.exe	30
PID 1984 wrote to memory of 3028	1984	rundll32.exe	30
PID 1984 wrote to memory of 3028	1984	rundll32.exe	30
PID 1984 wrote to memory of 3028	1984	rundll32.exe	30
PID 1984 wrote to memory of 3028	1984	rundll32.exe	30
PID 3028 wrote to memory of 1072	3028	rundll32.exe	31
PID 3028 wrote to memory of 1072	3028	rundll32.exe	31
PID 3028 wrote to memory of 1072	3028	rundll32.exe	31
PID 3028 wrote to memory of 1072	3028	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f420df9e374ea62b1af693b164d518c1a71d574ac0a8ccf25290a9235a5d9fd0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f420df9e374ea62b1af693b164d518c1a71d574ac0a8ccf25290a9235a5d9fd0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 220
    3⤵
    - Program crash
    PID:1072

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/3028-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/3028-1-0x0000000075190000-0x00000000751BF000-memory.dmp

Filesize
188KB

Download
memory/3028-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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