dridex | 330ea2505c16e7cfbc904870483d4693bcf2dff25ad8302f0518631a1e355e6d

Analysis

max time kernel
103s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:07

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General

Target

JaffaCakes118_330ea2505c16e7cfbc904870483d4693bcf2dff25ad8302f0518631a1e355e6d.dll
Size

162KB
MD5

39022e84abc476ac24ef84f141c64c9d
SHA1

db881fd60c625daa19acb60cd7a819fba2149cd2
SHA256

330ea2505c16e7cfbc904870483d4693bcf2dff25ad8302f0518631a1e355e6d
SHA512

2a8b787854bb420cee5eef9427250657e15727cd56fbf7f1d97041fd374b73242493fc38dd321aac459ccb2c9beafddffad834b9e3d0866cdf19cf551dfc8e76
SSDEEP

3072:RmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:gLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/1940-1-0x0000000075250000-0x000000007527E000-memory.dmp	dridex_ldr
behavioral1/memory/1940-2-0x0000000075250000-0x000000007527E000-memory.dmp	dridex_ldr

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

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 7 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 1940	1684	rundll32.exe	30
PID 1684 wrote to memory of 1940	1684	rundll32.exe	30
PID 1684 wrote to memory of 1940	1684	rundll32.exe	30
PID 1684 wrote to memory of 1940	1684	rundll32.exe	30
PID 1684 wrote to memory of 1940	1684	rundll32.exe	30
PID 1684 wrote to memory of 1940	1684	rundll32.exe	30
PID 1684 wrote to memory of 1940	1684	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_330ea2505c16e7cfbc904870483d4693bcf2dff25ad8302f0518631a1e355e6d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_330ea2505c16e7cfbc904870483d4693bcf2dff25ad8302f0518631a1e355e6d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1940-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1940-1-0x0000000075250000-0x000000007527E000-memory.dmp

Filesize
184KB

Download
memory/1940-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1940-2-0x0000000075250000-0x000000007527E000-memory.dmp

Filesize
184KB

Download