dridex | 47d75d6e74dfc91229b5b6c0eb9c9d308dd3bce9c6f466675178b3e81148cd8a

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 18:10

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General

Target

JaffaCakes118_47d75d6e74dfc91229b5b6c0eb9c9d308dd3bce9c6f466675178b3e81148cd8a.dll
Size

161KB
MD5

428330ed40c3f2b45d0eeeb24277401a
SHA1

e4126363da11fc696085e283dde1d385f00666d7
SHA256

47d75d6e74dfc91229b5b6c0eb9c9d308dd3bce9c6f466675178b3e81148cd8a
SHA512

e0f5c0f870c7f38cb23de3167ad4128c3b7e3cdf47a31227008f30c7a99458518e84b3f1191a2c508f452eba2b6f608a9ef300849982f7532f7c85cad01238fe
SSDEEP

3072:9tSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:XnS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1576-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1576-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2508	1576	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 1972 wrote to memory of 1576	1972	rundll32.exe	30
PID 1972 wrote to memory of 1576	1972	rundll32.exe	30
PID 1972 wrote to memory of 1576	1972	rundll32.exe	30
PID 1972 wrote to memory of 1576	1972	rundll32.exe	30
PID 1972 wrote to memory of 1576	1972	rundll32.exe	30
PID 1972 wrote to memory of 1576	1972	rundll32.exe	30
PID 1972 wrote to memory of 1576	1972	rundll32.exe	30
PID 1576 wrote to memory of 2508	1576	rundll32.exe	32
PID 1576 wrote to memory of 2508	1576	rundll32.exe	32
PID 1576 wrote to memory of 2508	1576	rundll32.exe	32
PID 1576 wrote to memory of 2508	1576	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47d75d6e74dfc91229b5b6c0eb9c9d308dd3bce9c6f466675178b3e81148cd8a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47d75d6e74dfc91229b5b6c0eb9c9d308dd3bce9c6f466675178b3e81148cd8a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 256
    3⤵
    - Program crash
    PID:2508

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/1576-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1576-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1576-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1576-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download