dridex | 328379cfad69e22fd240fd467a65a6bee2c9215873f09ee54bc91b61ff2ba443

Analysis

max time kernel
64s
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 20:55

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General

Target

JaffaCakes118_328379cfad69e22fd240fd467a65a6bee2c9215873f09ee54bc91b61ff2ba443.dll
Size

204KB
MD5

90f7a639c2b13859ffb89d6a91379e34
SHA1

48366f6ce15257d687248de2a5dc083a93b0b2ce
SHA256

328379cfad69e22fd240fd467a65a6bee2c9215873f09ee54bc91b61ff2ba443
SHA512

8be449a806b998116d3136aeeea7b8c852a981ecd75954e529c94f31ee4f1380bb8af58a9e63a75d55333ff7f4479bf81acbda01c0214b749e20096080be256d
SSDEEP

3072:h6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:hZuX6pEaeEDheWa+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/2428-1-0x00000000752D0000-0x0000000075305000-memory.dmp	dridex_ldr
behavioral1/memory/2428-2-0x00000000752D0000-0x0000000075305000-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 2400 wrote to memory of 2428	2400	rundll32.exe	30
PID 2400 wrote to memory of 2428	2400	rundll32.exe	30
PID 2400 wrote to memory of 2428	2400	rundll32.exe	30
PID 2400 wrote to memory of 2428	2400	rundll32.exe	30
PID 2400 wrote to memory of 2428	2400	rundll32.exe	30
PID 2400 wrote to memory of 2428	2400	rundll32.exe	30
PID 2400 wrote to memory of 2428	2400	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_328379cfad69e22fd240fd467a65a6bee2c9215873f09ee54bc91b61ff2ba443.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_328379cfad69e22fd240fd467a65a6bee2c9215873f09ee54bc91b61ff2ba443.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2428

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/2428-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2428-1-0x00000000752D0000-0x0000000075305000-memory.dmp

Filesize
212KB

Download
memory/2428-2-0x00000000752D0000-0x0000000075305000-memory.dmp

Filesize
212KB

Download
memory/2428-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download