dridex | fb69163ed2583490bb01f35e8aa11838d8e2253c4230e8ccc98afc812de75e6d

Analysis

max time kernel
28s
max time network
12s
platform
windows7_x64
resource
win7v20210410
submitted
28/04/2021, 07:02

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General

Target
a1817ae3_by_Libranalysis.dll
Size 162KB
Sample210428-p4amd4c6f2
SHA256 fb69163ed2583490bb01f35e8aa11838d8e2253c4230e8ccc98afc812de75e6d
MD5 a1817ae30c08411ef476d1cb530448b2
SHA1 6cbc0ead2157230fbd39b264f3341d65c65e57b4
SHA512 de25065506c127b7a377afa09f7edbd589dedaab26ede6625a099ae060595619c361b6243cb653844396f6aa027bb7a822f772a263c01c6f03ee31d90e3b676f
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/2032-61-0x00000000752A0000-0x00000000752CE000-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 1116 wrote to memory of 2032	1116	rundll32.exe	26
PID 1116 wrote to memory of 2032	1116	rundll32.exe	26
PID 1116 wrote to memory of 2032	1116	rundll32.exe	26
PID 1116 wrote to memory of 2032	1116	rundll32.exe	26
PID 1116 wrote to memory of 2032	1116	rundll32.exe	26
PID 1116 wrote to memory of 2032	1116	rundll32.exe	26
PID 1116 wrote to memory of 2032	1116	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a1817ae3_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a1817ae3_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2032

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/2032-60-0x00000000767B1000-0x00000000767B3000-memory.dmp

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memory/2032-61-0x00000000752A0000-0x00000000752CE000-memory.dmp

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memory/2032-63-0x0000000000200000-0x0000000000206000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads