dridex | 6672ecf65d1b09cb0bec607106b3a91390ba827db2dbdee3c1acdfb853bbdf92

Analysis

max time kernel
146s
max time network
145s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 22:41

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General

Target
6672ecf65d1b09cb0bec607106b3a91390ba827db2dbdee3c1acdfb853bbdf92.dll
Size 162KB
Sample210419-h58f3mk9sa
SHA256 6672ecf65d1b09cb0bec607106b3a91390ba827db2dbdee3c1acdfb853bbdf92
MD5 35bf8be7d92108dbe2398229de7ab15f
SHA1 f985ecb2ae8908e9f21a02aff777ba189c7e27ac
SHA512 31078f9759e897ebe51d588d1d43a1547c26231c6217321811d4458d4e3dd5a105b707b1c3225007c550a526e99cf53e4f3975887acd0e635aa0754c3b790fa2
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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

resource	yara_rule
behavioral2/memory/1204-115-0x0000000074440000-0x000000007446E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 808 wrote to memory of 1204	808	rundll32.exe	70
PID 808 wrote to memory of 1204	808	rundll32.exe	70
PID 808 wrote to memory of 1204	808	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6672ecf65d1b09cb0bec607106b3a91390ba827db2dbdee3c1acdfb853bbdf92.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6672ecf65d1b09cb0bec607106b3a91390ba827db2dbdee3c1acdfb853bbdf92.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1204

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/1204-115-0x0000000074440000-0x000000007446E000-memory.dmp

Download

memory/1204-117-0x0000000001120000-0x0000000001126000-memory.dmp