dridex | 0a18fd60669a83fc043c5e6304b5bd9bd8443b75d92629eebf784f948c22d1fa

Analysis

max time kernel
120s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 20:06

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General

Target

0a18fd60669a83fc043c5e6304b5bd9bd8443b75d92629eebf784f948c22d1fa.dll
Size

154KB
MD5

6aa8998003a6bd5520a220cd3beab348
SHA1

5f43f19d60a0583eb3ba6dffa83ece49929fad34
SHA256

0a18fd60669a83fc043c5e6304b5bd9bd8443b75d92629eebf784f948c22d1fa
SHA512

89785245273decb4c15bd0069f531d5050c8969e38d27ef94c64df705092fe0d7fb5169a87b4f918c50293973505933c92ad455701291529b0bcccb144974961

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/4040-115-0x00000000742E0000-0x000000007430D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4084 wrote to memory of 4040	4084	rundll32.exe	rundll32.exe
PID 4084 wrote to memory of 4040	4084	rundll32.exe	rundll32.exe
PID 4084 wrote to memory of 4040	4084	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a18fd60669a83fc043c5e6304b5bd9bd8443b75d92629eebf784f948c22d1fa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4084

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a18fd60669a83fc043c5e6304b5bd9bd8443b75d92629eebf784f948c22d1fa.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4040

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4040-114-0x0000000000000000-mapping.dmp

Download
memory/4040-115-0x00000000742E0000-0x000000007430D000-memory.dmp

Filesize
180KB

Download
memory/4040-117-0x0000000002FE0000-0x0000000002FE6000-memory.dmp

Filesize
24KB

Download