dridex | 58518d1d9e04c1ca0f4a1c463b773ad5c9e670fd9b8aeb19b087ef45d29b6265

Analysis

max time kernel
33s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 11:01

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General

Target
b09b28ba_by_Libranalysis.dll
Size 162KB
Sample210430-pstphfsh2e
SHA256 58518d1d9e04c1ca0f4a1c463b773ad5c9e670fd9b8aeb19b087ef45d29b6265
MD5 b09b28ba0e8a82c9457d6e36b94feaa1
SHA1 99d534ffa0524460af2cf9d0077ad0a6cb771da5
SHA512 015769b1ddfaeb9b5e1c36799a0c6edf6b505d84e457c3ca8679b5b66326ddcc0d2e48032b3d61c681cdb929a4b50e777c17ccc18e4d8649ef84659c426fe582
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/908-115-0x0000000073890000-0x00000000738BE000-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 2840 wrote to memory of 908	2840	rundll32.exe	72
PID 2840 wrote to memory of 908	2840	rundll32.exe	72
PID 2840 wrote to memory of 908	2840	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b09b28ba_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b09b28ba_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:908

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/908-115-0x0000000073890000-0x00000000738BE000-memory.dmp

Download

memory/908-117-0x0000000003120000-0x0000000003126000-memory.dmp