dridex | 8e7f14c1e7546ef363e9f4487abc1720b730e84e78dfa7765fcd525c47796f2e

Analysis

max time kernel
63s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:00

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General

Target

JaffaCakes118_8e7f14c1e7546ef363e9f4487abc1720b730e84e78dfa7765fcd525c47796f2e.dll
Size

204KB
MD5

e814c208fcb2bf03f6e858cf146b4c7c
SHA1

39aa1101f040e6fcc0722335bc8662c2f2ebcf43
SHA256

8e7f14c1e7546ef363e9f4487abc1720b730e84e78dfa7765fcd525c47796f2e
SHA512

3fb1c2bb39290edb843aff45d573a8d3bd9d24ff59d02e5547cb99b543d4cb7fd074357be219f4b558e5e8b1db02666cdbafc79380a950df751ab2d2d4195064
SSDEEP

3072:r6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:rZuX6pEaeEDheWa+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/2468-1-0x0000000075460000-0x0000000075495000-memory.dmp	dridex_ldr
behavioral1/memory/2468-2-0x0000000075460000-0x0000000075495000-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 2100 wrote to memory of 2468	2100	rundll32.exe	31
PID 2100 wrote to memory of 2468	2100	rundll32.exe	31
PID 2100 wrote to memory of 2468	2100	rundll32.exe	31
PID 2100 wrote to memory of 2468	2100	rundll32.exe	31
PID 2100 wrote to memory of 2468	2100	rundll32.exe	31
PID 2100 wrote to memory of 2468	2100	rundll32.exe	31
PID 2100 wrote to memory of 2468	2100	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e7f14c1e7546ef363e9f4487abc1720b730e84e78dfa7765fcd525c47796f2e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e7f14c1e7546ef363e9f4487abc1720b730e84e78dfa7765fcd525c47796f2e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2468

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/2468-0-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2468-1-0x0000000075460000-0x0000000075495000-memory.dmp

Filesize
212KB

Download
memory/2468-3-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2468-2-0x0000000075460000-0x0000000075495000-memory.dmp

Filesize
212KB

Download