dridex | 7ace03965a9515f23ec16958c19a05df6889ccfc5b7a3d0bc2ec5a9d62b6c8d9

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7v20210410
submitted
23/05/2021, 22:02

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General

Target
9df36026_by_Libranalysis.dll
Size 162KB
Sample210523-cmvs149tsx
SHA256 7ace03965a9515f23ec16958c19a05df6889ccfc5b7a3d0bc2ec5a9d62b6c8d9
MD5 9df36026c66643c02bccf860d3db4327
SHA1 68c0aebff83d2fb600688b7d7541efd533f3a36b
SHA512 5b4f845b6755431d412899e4d2165738b202a3c03029bb4136377ce5ce6b14e526618b06fff65fb5d9edc8b2a7e0d3851f9092bee97b139d2c34a5d3fc1ba103
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/1928-61-0x0000000074700000-0x000000007472E000-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 1748 wrote to memory of 1928	1748	rundll32.exe	25
PID 1748 wrote to memory of 1928	1748	rundll32.exe	25
PID 1748 wrote to memory of 1928	1748	rundll32.exe	25
PID 1748 wrote to memory of 1928	1748	rundll32.exe	25
PID 1748 wrote to memory of 1928	1748	rundll32.exe	25
PID 1748 wrote to memory of 1928	1748	rundll32.exe	25
PID 1748 wrote to memory of 1928	1748	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9df36026_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9df36026_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1928

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/1928-60-0x00000000757E1000-0x00000000757E3000-memory.dmp

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memory/1928-61-0x0000000074700000-0x000000007472E000-memory.dmp

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memory/1928-63-0x0000000000140000-0x0000000000146000-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