dridex | eb77ba5fe6b61e82bb988db202d2bb14d6250776c6629ef5ecfe976f52460a82

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:44

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General

Target

JaffaCakes118_eb77ba5fe6b61e82bb988db202d2bb14d6250776c6629ef5ecfe976f52460a82.dll
Size

166KB
MD5

8abf1a9469dfb84a3d75f58cb6be78d1
SHA1

c1442d3213d102c6da60d287b5dfba602b441eb9
SHA256

eb77ba5fe6b61e82bb988db202d2bb14d6250776c6629ef5ecfe976f52460a82
SHA512

12e90ed0fae4f1bc83503f7b5e21abcf1d9fdee553e455de044430355bcbb957357367f6398349835d35b17013742d7327d4b46fa69016c42d959b3ac8c3ced9
SSDEEP

3072:KBoQctVOM7/8wZQvUlM7EF+V2xReSbHNjztUJQ8eHVR:6uXLcclWEc2HeSjNjGde1R

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/1904-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1904-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2568	1904	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 2008 wrote to memory of 1904	2008	rundll32.exe	30
PID 2008 wrote to memory of 1904	2008	rundll32.exe	30
PID 2008 wrote to memory of 1904	2008	rundll32.exe	30
PID 2008 wrote to memory of 1904	2008	rundll32.exe	30
PID 2008 wrote to memory of 1904	2008	rundll32.exe	30
PID 2008 wrote to memory of 1904	2008	rundll32.exe	30
PID 2008 wrote to memory of 1904	2008	rundll32.exe	30
PID 1904 wrote to memory of 2568	1904	rundll32.exe	31
PID 1904 wrote to memory of 2568	1904	rundll32.exe	31
PID 1904 wrote to memory of 2568	1904	rundll32.exe	31
PID 1904 wrote to memory of 2568	1904	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb77ba5fe6b61e82bb988db202d2bb14d6250776c6629ef5ecfe976f52460a82.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb77ba5fe6b61e82bb988db202d2bb14d6250776c6629ef5ecfe976f52460a82.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 256
    3⤵
    - Program crash
    PID:2568

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/1904-0-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/1904-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1904-3-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/1904-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download