dridex | e01694de63d31a63916e1e6c7ba92995c09460107199a8e1e20f497b491df457

Analysis

max time kernel
25s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
19-06-2021 18:00

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General

Target

e01694de63d31a63916e1e6c7ba92995c09460107199a8e1e20f497b491df457.dll
Size

160KB
MD5

ae750fa68792ab792b4ed528afa2e33d
SHA1

c6db4ba7ee008fdcc03ca4a70099b3689bdb1739
SHA256

e01694de63d31a63916e1e6c7ba92995c09460107199a8e1e20f497b491df457
SHA512

f40eaa4d8b09eafce80d9968b5e4684b79f6b8558f663e45c83f2d30a9bbb184c27b2644add4f466115d033cb066c7429bb23568692e7763d2d25a8e7041424d

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/1180-115-0x0000000073FB0000-0x0000000073FDE000-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 1180	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1180	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1180	632	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e01694de63d31a63916e1e6c7ba92995c09460107199a8e1e20f497b491df457.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e01694de63d31a63916e1e6c7ba92995c09460107199a8e1e20f497b491df457.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1180

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1180-114-0x0000000000000000-mapping.dmp

Download
memory/1180-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Filesize
184KB

Download
memory/1180-117-0x0000000002F90000-0x00000000030DA000-memory.dmp

Filesize
1.3MB

Download