dridex | fffde3f024c57adfdde8f1dae653a7f2b7e0f6acfcb1e5143c469cb7f8a4e9e5

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, 05:18

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General

Target

JaffaCakes118_fffde3f024c57adfdde8f1dae653a7f2b7e0f6acfcb1e5143c469cb7f8a4e9e5.dll
Size

184KB
MD5

76b15ba83b99ccbb75ea0cd654f01cd2
SHA1

afdeea061d93769af453bd4330015055c64ec8be
SHA256

fffde3f024c57adfdde8f1dae653a7f2b7e0f6acfcb1e5143c469cb7f8a4e9e5
SHA512

1bf9fe923b85a5400c1b0bd401ceb0d38b942253b78fba16e2f901822201665c92ee75e8f36ffa3687a338b0417552cab72d8c6b78e8cc6ed648eab1348b92ad
SSDEEP

3072:2JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J/a//2uFrSc:/fYOX+wTScR/Xzku9LVw8uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1992-1-0x0000000075480000-0x00000000754AF000-memory.dmp	dridex_ldr
behavioral1/memory/1992-2-0x0000000075480000-0x00000000754AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2056	1992	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 1680 wrote to memory of 1992	1680	rundll32.exe	31
PID 1680 wrote to memory of 1992	1680	rundll32.exe	31
PID 1680 wrote to memory of 1992	1680	rundll32.exe	31
PID 1680 wrote to memory of 1992	1680	rundll32.exe	31
PID 1680 wrote to memory of 1992	1680	rundll32.exe	31
PID 1680 wrote to memory of 1992	1680	rundll32.exe	31
PID 1680 wrote to memory of 1992	1680	rundll32.exe	31
PID 1992 wrote to memory of 2056	1992	rundll32.exe	32
PID 1992 wrote to memory of 2056	1992	rundll32.exe	32
PID 1992 wrote to memory of 2056	1992	rundll32.exe	32
PID 1992 wrote to memory of 2056	1992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fffde3f024c57adfdde8f1dae653a7f2b7e0f6acfcb1e5143c469cb7f8a4e9e5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fffde3f024c57adfdde8f1dae653a7f2b7e0f6acfcb1e5143c469cb7f8a4e9e5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 220
    3⤵
    - Program crash
    PID:2056

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/1992-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x0000000075480000-0x00000000754AF000-memory.dmp

Filesize
188KB

Download
memory/1992-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1992-2-0x0000000075480000-0x00000000754AF000-memory.dmp

Filesize
188KB

Download