dridex | 98a1bf606aa4a99fad49a911e86a34a71db83ebc784dea66a2249443cd281e1a

Analysis

max time kernel
23s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
25/05/2021, 03:02

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General

Target
86cdbd62_by_Libranalysis.dll
Size 162KB
Sample210525-mds8fb8av2
SHA256 98a1bf606aa4a99fad49a911e86a34a71db83ebc784dea66a2249443cd281e1a
MD5 86cdbd62ddea3d47a372b795d7f84793
SHA1 329f513b0d13bf850ea440464232a8949516e45e
SHA512 7d3d9423204206f407f7efb81fbf339606a6724c5e09c4d6c2b6250bc7ca0f4bafb028349c37a115c00cba8792fafb8093a73cb53c9fe7975d1b35f12aceaaf5
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/3788-115-0x0000000074420000-0x000000007444E000-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 2116 wrote to memory of 3788	2116	rundll32.exe	22
PID 2116 wrote to memory of 3788	2116	rundll32.exe	22
PID 2116 wrote to memory of 3788	2116	rundll32.exe	22

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\86cdbd62_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\86cdbd62_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3788

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/3788-115-0x0000000074420000-0x000000007444E000-memory.dmp

Download

memory/3788-117-0x00000000033C0000-0x00000000033C6000-memory.dmp