dridex | dfa1022e3e0bf41f514f0591bff7e0869562fbebdf072ba710bc9be30c8e2200

Analysis

max time kernel
73s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:49

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General

Target

JaffaCakes118_dfa1022e3e0bf41f514f0591bff7e0869562fbebdf072ba710bc9be30c8e2200.dll
Size

204KB
MD5

d5692a5f20ad9de2088dd2757ef7d58b
SHA1

2d94b72cfed92cfd0ca4df36bf6895b5c9e5b7e7
SHA256

dfa1022e3e0bf41f514f0591bff7e0869562fbebdf072ba710bc9be30c8e2200
SHA512

3994c6e180dd4cb6768a655566044e402fe0527ea679b8a1aec90044f057ce665574e01151b315aabc9d351e74b6ce5e5b2bfa3d99061b63cd962db3b65f5738
SSDEEP

3072:96FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:9ZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/2760-1-0x0000000074FA0000-0x0000000074FD5000-memory.dmp	dridex_ldr
behavioral1/memory/2760-2-0x0000000074FA0000-0x0000000074FD5000-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 2484 wrote to memory of 2760	2484	rundll32.exe	30
PID 2484 wrote to memory of 2760	2484	rundll32.exe	30
PID 2484 wrote to memory of 2760	2484	rundll32.exe	30
PID 2484 wrote to memory of 2760	2484	rundll32.exe	30
PID 2484 wrote to memory of 2760	2484	rundll32.exe	30
PID 2484 wrote to memory of 2760	2484	rundll32.exe	30
PID 2484 wrote to memory of 2760	2484	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dfa1022e3e0bf41f514f0591bff7e0869562fbebdf072ba710bc9be30c8e2200.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dfa1022e3e0bf41f514f0591bff7e0869562fbebdf072ba710bc9be30c8e2200.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2760

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/2760-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2760-1-0x0000000074FA0000-0x0000000074FD5000-memory.dmp

Filesize
212KB

Download
memory/2760-2-0x0000000074FA0000-0x0000000074FD5000-memory.dmp

Filesize
212KB

Download
memory/2760-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download