dridex | 9efa2be3b8cdeb0b0d3291b7a73183cf65ac95f751fb1e58ea5b2396d26e63ad

Analysis

max time kernel
18s
max time network
115s
platform
windows10_x64
resource
win10v20210410
submitted
22/06/2021, 11:28

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General

Target
9efa2be3b8cdeb0b0d3291b7a73183cf65ac95f751fb1e58ea5b2396d26e63ad.dll
Size 158KB
Sample210622-7pyavfe9le
SHA256 9efa2be3b8cdeb0b0d3291b7a73183cf65ac95f751fb1e58ea5b2396d26e63ad
MD5 4bf5f39c639cd1c92b681f1859d16344
SHA1 05d79c67440ad67bfbbd3de945d416d9fea48cc9
SHA512 7c539e5d08a46bb98b2ca95eba4c4d64d88d8062176d5837a02d097617bca5af05eab4df4d00a054c4ac46a1aee15a214e098d36a19692b590e4897e00d2c2df
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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
behavioral1/memory/772-115-0x0000000073BF0000-0x0000000073C1D000-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 3176 wrote to memory of 772	3176	rundll32.exe	63
PID 3176 wrote to memory of 772	3176	rundll32.exe	63
PID 3176 wrote to memory of 772	3176	rundll32.exe	63

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9efa2be3b8cdeb0b0d3291b7a73183cf65ac95f751fb1e58ea5b2396d26e63ad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9efa2be3b8cdeb0b0d3291b7a73183cf65ac95f751fb1e58ea5b2396d26e63ad.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:772

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/772-115-0x0000000073BF0000-0x0000000073C1D000-memory.dmp

Download

memory/772-117-0x0000000002C00000-0x0000000002C06000-memory.dmp