dridex | 27b07c72e1a5c15bea5cc70b3c4543b9b42f84a5ce52afbaa172f097dbf10d42

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:51

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General

Target

JaffaCakes118_27b07c72e1a5c15bea5cc70b3c4543b9b42f84a5ce52afbaa172f097dbf10d42.dll
Size

177KB
MD5

fc1ab1c77d554d26ff179c5876523c3e
SHA1

d47ef61d81204dc71b7fcdf35ac2a7c911ca3396
SHA256

27b07c72e1a5c15bea5cc70b3c4543b9b42f84a5ce52afbaa172f097dbf10d42
SHA512

2b9ee5efefa056622dd86b6275dbb9f34a6c0c74898129914c3e672a1cc81e56863b0ceb8b8eaa904d210496288f1ec4cee7eee8f227917100879e9b32a9d465
SSDEEP

3072:WoNQK/z2dvUgKrjbeSUAjnERwDkCWptcvcb8qgAE0A2C8FQUVac8SSrKI6bl/g:5aIzLgKrjbvUAjERycp6c8qgATA2TQU3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.79.91.89:9987

157.245.231.228:6051

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/2268-0-0x0000000075420000-0x0000000075450000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2832	2268	WerFault.exe	29

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 2328 wrote to memory of 2268	2328	rundll32.exe	29
PID 2328 wrote to memory of 2268	2328	rundll32.exe	29
PID 2328 wrote to memory of 2268	2328	rundll32.exe	29
PID 2328 wrote to memory of 2268	2328	rundll32.exe	29
PID 2328 wrote to memory of 2268	2328	rundll32.exe	29
PID 2328 wrote to memory of 2268	2328	rundll32.exe	29
PID 2328 wrote to memory of 2268	2328	rundll32.exe	29
PID 2268 wrote to memory of 2832	2268	rundll32.exe	30
PID 2268 wrote to memory of 2832	2268	rundll32.exe	30
PID 2268 wrote to memory of 2832	2268	rundll32.exe	30
PID 2268 wrote to memory of 2832	2268	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27b07c72e1a5c15bea5cc70b3c4543b9b42f84a5ce52afbaa172f097dbf10d42.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27b07c72e1a5c15bea5cc70b3c4543b9b42f84a5ce52afbaa172f097dbf10d42.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 236
    3⤵
    - Program crash
    PID:2832

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/2268-1-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

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memory/2268-0-0x0000000075420000-0x0000000075450000-memory.dmp

Filesize
192KB

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