dridex | c2b1540bfb391b4caaf378def9b391e1e5b72508c60024a14d038258f79c3436

Analysis

max time kernel
142s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
31/03/2024, 17:24

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General

Target
596c05a4926d653dfb8818dd168962eb_JaffaCakes118.dll
Size 608KB
Sample240331-vyzv3agd39
SHA256 c2b1540bfb391b4caaf378def9b391e1e5b72508c60024a14d038258f79c3436
MD5 596c05a4926d653dfb8818dd168962eb
SHA1 c8f17f15498eb45251eecfe673db982231438f6e
SHA512 c7f530339551e685e5fbf77ef19a4fe13912adb91502630d5898c25b44de0ec4a062fba8f79342854069cbcb6504c0d62a3dd7c3154072158722bb75c2a7a369
SSDEEP 12288:vZGQdqOGmCJqydLqQSeCqsVK8kPRGO35N9mV6zXc6:vZ0ZWjeCVVK8kP9N9oO
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

174.128.245.202:443
51.83.3.52:13786
69.64.50.41:6602

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	1952	rundll32.exe
5	1952	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 1952	2880	rundll32.exe	28
PID 2880 wrote to memory of 1952	2880	rundll32.exe	28
PID 2880 wrote to memory of 1952	2880	rundll32.exe	28
PID 2880 wrote to memory of 1952	2880	rundll32.exe	28
PID 2880 wrote to memory of 1952	2880	rundll32.exe	28
PID 2880 wrote to memory of 1952	2880	rundll32.exe	28
PID 2880 wrote to memory of 1952	2880	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\596c05a4926d653dfb8818dd168962eb_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\596c05a4926d653dfb8818dd168962eb_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:1952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1952-0-0x0000000000450000-0x0000000000584000-memory.dmp

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memory/1952-2-0x0000000000450000-0x0000000000584000-memory.dmp

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memory/1952-4-0x0000000000450000-0x0000000000584000-memory.dmp

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memory/1952-6-0x0000000000140000-0x0000000000141000-memory.dmp

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memory/1952-3-0x0000000000450000-0x0000000000584000-memory.dmp

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memory/1952-7-0x0000000000450000-0x0000000000584000-memory.dmp

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memory/1952-8-0x0000000000450000-0x0000000000584000-memory.dmp

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memory/1952-10-0x0000000000140000-0x0000000000141000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads