dridex | c82e5060b368d8b45f5bfbcd84a0ef6ba3d5787e09134499688640f8d44019f7

Analysis

max time kernel
19s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
04/05/2021, 07:01

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General

Target
9a76a326_by_Libranalysis.dll
Size 162KB
Sample210504-c7s63lylvx
SHA256 c82e5060b368d8b45f5bfbcd84a0ef6ba3d5787e09134499688640f8d44019f7
MD5 9a76a326ebbbe0cc6f35b0fb4cae0348
SHA1 df51e6420aa545cc985d963cc95cf81d7e473de5
SHA512 27a774a84e8c1ab747bac3d2f0dc19d258c47f15d9f3e4ee8884a4784b9d37fa8462af97ba16ba51eea8a4e5a152402c1efcbb3f9d479b5904fef762cd3c0548
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/796-115-0x00000000742B0000-0x00000000742DE000-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 4044 wrote to memory of 796	4044	rundll32.exe	54
PID 4044 wrote to memory of 796	4044	rundll32.exe	54
PID 4044 wrote to memory of 796	4044	rundll32.exe	54

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9a76a326_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9a76a326_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:796

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/796-115-0x00000000742B0000-0x00000000742DE000-memory.dmp

Download

memory/796-117-0x00000000032D0000-0x00000000032D6000-memory.dmp