dridex | 0efaf428c5a082ceb81cae2a0afb5f93bfd3742e2640adc68604423cc663666e

Analysis

max time kernel
146s
max time network
151s
platform
windows10_x64
resource
win10v20210410
submitted
09/05/2021, 06:06

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General

Target
8701511b_by_Libranalysis.dll
Size 162KB
Sample210509-3gqfteben6
SHA256 0efaf428c5a082ceb81cae2a0afb5f93bfd3742e2640adc68604423cc663666e
MD5 8701511b2e7ba7743d9309b4ea2d3241
SHA1 9949400c5fa63d9b2b7ed989c1cbf1ad996e183e
SHA512 3b5d95b1aad3fa8b6e8b96b4162f6cf6aaa485517964077186163a7a1b988670d108015c78e9442ecde94b06d7fe3d4d86ea31c9c9b1af115ba712857a42a5df
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/476-115-0x00000000739B0000-0x00000000739DE000-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 1808 wrote to memory of 476	1808	rundll32.exe	61
PID 1808 wrote to memory of 476	1808	rundll32.exe	61
PID 1808 wrote to memory of 476	1808	rundll32.exe	61

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8701511b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8701511b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:476

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/476-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/476-117-0x0000000003270000-0x000000000331E000-memory.dmp