dridex | 0f8421944787102ada931071ebaa70c220a6a2d0bc65b94ebfb910299b24dbd9

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:00

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General

Target

JaffaCakes118_0f8421944787102ada931071ebaa70c220a6a2d0bc65b94ebfb910299b24dbd9.dll
Size

184KB
MD5

905a543b3a6d78ef3a6a95f509a6e26a
SHA1

3abb14ff8f3c420db96af030776cca2a2348132e
SHA256

0f8421944787102ada931071ebaa70c220a6a2d0bc65b94ebfb910299b24dbd9
SHA512

3a5ca06bb992d7ec404e4182df196c4e7707513a23b76592746bc274c70380a7f37ed1435a5399fd994326aeec7fcbd1a3afa1092e5ea793754d64db02244878
SSDEEP

3072:oJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JZa//2uFrSc:lfYOX+wTScR/Xzku9LVwCuG

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/2100-1-0x0000000075560000-0x000000007558F000-memory.dmp	dridex_ldr
behavioral1/memory/2100-2-0x0000000075560000-0x000000007558F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2100	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 1400 wrote to memory of 2100	1400	rundll32.exe	31
PID 1400 wrote to memory of 2100	1400	rundll32.exe	31
PID 1400 wrote to memory of 2100	1400	rundll32.exe	31
PID 1400 wrote to memory of 2100	1400	rundll32.exe	31
PID 1400 wrote to memory of 2100	1400	rundll32.exe	31
PID 1400 wrote to memory of 2100	1400	rundll32.exe	31
PID 1400 wrote to memory of 2100	1400	rundll32.exe	31
PID 2100 wrote to memory of 2760	2100	rundll32.exe	32
PID 2100 wrote to memory of 2760	2100	rundll32.exe	32
PID 2100 wrote to memory of 2760	2100	rundll32.exe	32
PID 2100 wrote to memory of 2760	2100	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0f8421944787102ada931071ebaa70c220a6a2d0bc65b94ebfb910299b24dbd9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0f8421944787102ada931071ebaa70c220a6a2d0bc65b94ebfb910299b24dbd9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 220
    3⤵
    - Program crash
    PID:2760

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/2100-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2100-1-0x0000000075560000-0x000000007558F000-memory.dmp

Filesize
188KB

Download
memory/2100-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2100-2-0x0000000075560000-0x000000007558F000-memory.dmp

Filesize
188KB

Download