dridex | d715b4a0104043112ff5fab3f4762e6ac0e32b7dae69427b4a70cbb39c4dfc1f

Analysis

max time kernel
25s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
25-06-2021 15:40

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General

Target

d715b4a0104043112ff5fab3f4762e6ac0e32b7dae69427b4a70cbb39c4dfc1f.dll
Size

160KB
MD5

d363b4dede1f24d5d583506fa20fc6a4
SHA1

0cd2cf43e82614695401cec2f80bca4f136947b3
SHA256

d715b4a0104043112ff5fab3f4762e6ac0e32b7dae69427b4a70cbb39c4dfc1f
SHA512

4f732e5d496c65a50080ebde44dc2b9774f8888844e65d3e9375d5ca688694965b50baa0bc2c7e900506bc8ca1e5c8a5bba3da5157d87db1e6fcabbc30603fd5

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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
behavioral1/memory/1112-115-0x0000000073FB0000-0x0000000073FDE000-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 632 wrote to memory of 1112	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1112	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1112	632	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d715b4a0104043112ff5fab3f4762e6ac0e32b7dae69427b4a70cbb39c4dfc1f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:632

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d715b4a0104043112ff5fab3f4762e6ac0e32b7dae69427b4a70cbb39c4dfc1f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1112

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/1112-114-0x0000000000000000-mapping.dmp

Download
memory/1112-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Filesize
184KB

Download
memory/1112-117-0x00000000031D0000-0x00000000031D6000-memory.dmp

Filesize
24KB

Download