dridex | 9a8f99e3732b5d4678790dfb1f45032f6fdbc01c920869527e99d57758a2a06c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 22:13

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General

Target

JaffaCakes118_9a8f99e3732b5d4678790dfb1f45032f6fdbc01c920869527e99d57758a2a06c.dll
Size

166KB
MD5

92c3c158638274fc235867a9e01b66a1
SHA1

05b5f48350197b9e23d33a65732d7561f8021f41
SHA256

9a8f99e3732b5d4678790dfb1f45032f6fdbc01c920869527e99d57758a2a06c
SHA512

862e308a241b5011b75e183217099339b8cec79192a55a7fa1e692a5435dcb3584e7b975c05da100a046605335b5eae47cf330c79c0b1d523192261a10581171
SSDEEP

3072:IuFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+jN:I0czbty9uiaJlqN

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2308-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2064	2308	WerFault.exe	28

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 2296 wrote to memory of 2308	2296	rundll32.exe	28
PID 2296 wrote to memory of 2308	2296	rundll32.exe	28
PID 2296 wrote to memory of 2308	2296	rundll32.exe	28
PID 2296 wrote to memory of 2308	2296	rundll32.exe	28
PID 2296 wrote to memory of 2308	2296	rundll32.exe	28
PID 2296 wrote to memory of 2308	2296	rundll32.exe	28
PID 2296 wrote to memory of 2308	2296	rundll32.exe	28
PID 2308 wrote to memory of 2064	2308	rundll32.exe	29
PID 2308 wrote to memory of 2064	2308	rundll32.exe	29
PID 2308 wrote to memory of 2064	2308	rundll32.exe	29
PID 2308 wrote to memory of 2064	2308	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a8f99e3732b5d4678790dfb1f45032f6fdbc01c920869527e99d57758a2a06c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a8f99e3732b5d4678790dfb1f45032f6fdbc01c920869527e99d57758a2a06c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2308 -s 256
    3⤵
    - Program crash
    PID:2064

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/2308-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2308-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2308-4-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download