dridex | 1b651fb509b68764a3a6214b1ba11582dd83646f07edfa34b7303b950900c5e4

Analysis

max time kernel
19s
max time network
119s
platform
windows10_x64
resource
win10v20210410
submitted
27-06-2021 04:39

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General

Target

1b651fb509b68764a3a6214b1ba11582dd83646f07edfa34b7303b950900c5e4.dll
Size

160KB
MD5

443965302eded86b1beaad3d7b0870bf
SHA1

973abc9c7de8f6537db6aaa0e53f92672e12c550
SHA256

1b651fb509b68764a3a6214b1ba11582dd83646f07edfa34b7303b950900c5e4
SHA512

84c263e34454fab18120492876c54e04182997d10bcf1313aaecbbb63fae4342993a135982330551d7cd0ba11c2f948fc9d79fad853d7e4b84e49ff6f6b1f1a1

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/1248-115-0x0000000073A90000-0x0000000073ABE000-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 512 wrote to memory of 1248	512	rundll32.exe	rundll32.exe
PID 512 wrote to memory of 1248	512	rundll32.exe	rundll32.exe
PID 512 wrote to memory of 1248	512	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b651fb509b68764a3a6214b1ba11582dd83646f07edfa34b7303b950900c5e4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:512

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b651fb509b68764a3a6214b1ba11582dd83646f07edfa34b7303b950900c5e4.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1248

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/1248-114-0x0000000000000000-mapping.dmp

Download
memory/1248-115-0x0000000073A90000-0x0000000073ABE000-memory.dmp

Filesize
184KB

Download
memory/1248-117-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

Download