dridex | 9101c4df8358b9c115bb2cc874a4351d706040fd9c312e2acc045ff50f60006d

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
23/07/2024, 11:16

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General

Target

675d08a00fe7631cc6db9c9a51bb04cc_JaffaCakes118.dll
Size

920KB
MD5

675d08a00fe7631cc6db9c9a51bb04cc
SHA1

0dd443756acdfece6bdaf338883e08e245aa8544
SHA256

9101c4df8358b9c115bb2cc874a4351d706040fd9c312e2acc045ff50f60006d
SHA512

df8280b5b68ecda18e137a79d79a1ac02ff3e8e255b107cda91bff7ea98593dbeb8303bf020d78c33cd26c0d78698069ff27a2d1b79130fecdef67ab09acc5a3
SSDEEP

24576:+7WfnaVoffEQmyO378WTkvEKT9Hgce1BHbomCm:yuaq34yDWTkvvT9HgdbomC

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

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	2600	rundll32.exe
5	2600	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 2204 wrote to memory of 2600	2204	rundll32.exe	30
PID 2204 wrote to memory of 2600	2204	rundll32.exe	30
PID 2204 wrote to memory of 2600	2204	rundll32.exe	30
PID 2204 wrote to memory of 2600	2204	rundll32.exe	30
PID 2204 wrote to memory of 2600	2204	rundll32.exe	30
PID 2204 wrote to memory of 2600	2204	rundll32.exe	30
PID 2204 wrote to memory of 2600	2204	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\675d08a00fe7631cc6db9c9a51bb04cc_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\675d08a00fe7631cc6db9c9a51bb04cc_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:2600

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

Replay Monitor

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Downloads

memory/2600-0-0x0000000074AE0000-0x0000000074C21000-memory.dmp

Filesize
1.3MB

Download
memory/2600-4-0x0000000074AE0000-0x0000000074C21000-memory.dmp

Filesize
1.3MB

Download
memory/2600-3-0x0000000074BC5000-0x0000000074BC9000-memory.dmp

Filesize
16KB

Download
memory/2600-5-0x0000000074AE0000-0x0000000074C21000-memory.dmp

Filesize
1.3MB

Download