dridex | e99291b70bc467c3154c55e3b209f5b76e63d08f01c83f98bafd38ea2b05f0f1

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 16:48

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General

Target

JaffaCakes118_e99291b70bc467c3154c55e3b209f5b76e63d08f01c83f98bafd38ea2b05f0f1.dll
Size

184KB
MD5

ffffd3001ac9052fc5168491250264e4
SHA1

5b8a3cf325e1ef475d63828e88ef0ab274b52748
SHA256

e99291b70bc467c3154c55e3b209f5b76e63d08f01c83f98bafd38ea2b05f0f1
SHA512

ddb4300e056c12eac1a12239bf7b319991a11b6d4ce82084fe14d557a8c0075340b780992ad45fc9f05a9c367d85053ba574705e199fcf8fe95752920f414fca
SSDEEP

3072:miLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:miLVCIT4WK2z1W+CUHZj4Skq/eaonoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2448-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2900	2448	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 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2248 wrote to memory of 2448	2248	rundll32.exe	30
PID 2448 wrote to memory of 2900	2448	rundll32.exe	31
PID 2448 wrote to memory of 2900	2448	rundll32.exe	31
PID 2448 wrote to memory of 2900	2448	rundll32.exe	31
PID 2448 wrote to memory of 2900	2448	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e99291b70bc467c3154c55e3b209f5b76e63d08f01c83f98bafd38ea2b05f0f1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e99291b70bc467c3154c55e3b209f5b76e63d08f01c83f98bafd38ea2b05f0f1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 224
    3⤵
    - Program crash
    PID:2900

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/2448-0-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2448-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download
memory/2448-3-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download