dridex | 2c6c7b6505d71d1c298aff92d03fae3b8666e6cedc71282de3be9d66ab709e40

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 03:54

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General

Target

JaffaCakes118_2c6c7b6505d71d1c298aff92d03fae3b8666e6cedc71282de3be9d66ab709e40.dll
Size

184KB
MD5

73589b4be151b921c4df711d7bf42a8f
SHA1

91c0b6aae2aebc0a4146aacac5ee785d260e0a26
SHA256

2c6c7b6505d71d1c298aff92d03fae3b8666e6cedc71282de3be9d66ab709e40
SHA512

62ce507d79e2baf4dd35c24834eed8eebefd953048cc07db9a490ede8a8f16cb90750929f7f7ab22fd5dcbfcec2a006ced5e65bd132798bcc727d364d2688136
SSDEEP

3072:092qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTErLA:09NSMOEpQ1Q3ODAr+VA

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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/2456-1-0x0000000075010000-0x000000007503F000-memory.dmp	dridex_ldr
behavioral1/memory/2456-2-0x0000000075010000-0x000000007503F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2356	2456	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 2480 wrote to memory of 2456	2480	rundll32.exe	31
PID 2480 wrote to memory of 2456	2480	rundll32.exe	31
PID 2480 wrote to memory of 2456	2480	rundll32.exe	31
PID 2480 wrote to memory of 2456	2480	rundll32.exe	31
PID 2480 wrote to memory of 2456	2480	rundll32.exe	31
PID 2480 wrote to memory of 2456	2480	rundll32.exe	31
PID 2480 wrote to memory of 2456	2480	rundll32.exe	31
PID 2456 wrote to memory of 2356	2456	rundll32.exe	32
PID 2456 wrote to memory of 2356	2456	rundll32.exe	32
PID 2456 wrote to memory of 2356	2456	rundll32.exe	32
PID 2456 wrote to memory of 2356	2456	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2c6c7b6505d71d1c298aff92d03fae3b8666e6cedc71282de3be9d66ab709e40.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2c6c7b6505d71d1c298aff92d03fae3b8666e6cedc71282de3be9d66ab709e40.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 220
    3⤵
    - Program crash
    PID:2356

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/2456-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2456-1-0x0000000075010000-0x000000007503F000-memory.dmp

Filesize
188KB

Download
memory/2456-2-0x0000000075010000-0x000000007503F000-memory.dmp

Filesize
188KB

Download
memory/2456-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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