dridex | 7eea0736019159a605d3860510d4689a1bd79a3eba79e2af66df8f75fec92226

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 14:58

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General

Target

7eea0736019159a605d3860510d4689a1bd79a3eba79e2af66df8f75fec92226.dll
Size

161KB
MD5

d713411fffb61bdf105afb9594f8a371
SHA1

1f74995be79dbaab04acb3f79eeb3f66b0eb9407
SHA256

7eea0736019159a605d3860510d4689a1bd79a3eba79e2af66df8f75fec92226
SHA512

4bafc426279aea6fb77e657663ffc04dc29bdc1383d28a65152d2d0a3afc5ebe6a8ee11f03b1aa84763000f451e7effcb674540639e7824818999ac127e5becf

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

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 Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/2196-115-0x0000000073560000-0x000000007358E000-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 3920 wrote to memory of 2196	3920	rundll32.exe	rundll32.exe
PID 3920 wrote to memory of 2196	3920	rundll32.exe	rundll32.exe
PID 3920 wrote to memory of 2196	3920	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7eea0736019159a605d3860510d4689a1bd79a3eba79e2af66df8f75fec92226.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3920

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7eea0736019159a605d3860510d4689a1bd79a3eba79e2af66df8f75fec92226.dll,#1
2⤵
- Checks whether UAC is enabled
PID:2196

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/2196-114-0x0000000000000000-mapping.dmp

Download
memory/2196-115-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

Download
memory/2196-117-0x0000000000970000-0x0000000000976000-memory.dmp

Filesize
24KB

Download