dridex | 57ba4d69a3ae9828b06e4867e79ff56847a67f0f58d88b776d0bd89c9e034395

Analysis

max time kernel
33s
max time network
17s
platform
windows7_x64
resource
win7v20210408
submitted
03/05/2021, 03:01

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General

Target
87ac62b2_by_Libranalysis.dll
Size 162KB
Sample210503-e8q4xm3rc2
SHA256 57ba4d69a3ae9828b06e4867e79ff56847a67f0f58d88b776d0bd89c9e034395
MD5 87ac62b270845a73fbd1330a1f628f14
SHA1 95ae12ba45825b1b46eb6a538286060db4c2d64a
SHA512 d4571f41c3cba70f756d3449dbf7540fb716e32b7ee805994b08f8420168edf363d60fb89a3ee025eb28d31c25be6c2abe83396d6c1ec85c5169ad00874847ee
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
behavioral1/memory/1496-62-0x0000000075290000-0x00000000752BE000-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 7 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\87ac62b2_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\87ac62b2_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1496

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

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Downloads

memory/1496-61-0x0000000075B31000-0x0000000075B33000-memory.dmp

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memory/1496-62-0x0000000075290000-0x00000000752BE000-memory.dmp

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memory/1496-64-0x00000000000B0000-0x00000000000B6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads