dridex | f7cc90ca58b10d82ff25e1086b25b1d266e058ca93dc7bdcd0c097c0bbd2d2de

Analysis

max time kernel
27s
max time network
11s
platform
windows7_x64
resource
win7v20210408
submitted
19/04/2021, 08:10

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General

Target
f7cc90ca58b10d82ff25e1086b25b1d266e058ca93dc7bdcd0c097c0bbd2d2de.dll
Size 162KB
Sample210419-4bmeavj24n
SHA256 f7cc90ca58b10d82ff25e1086b25b1d266e058ca93dc7bdcd0c097c0bbd2d2de
MD5 10c0c1f16cc2fff9bbb13a55034423b0
SHA1 1cb6c7d2944add5771b22ef4b5942289e791946a
SHA512 1b16282783518f2c54590c0501ccff771bd3e5403d2d67e15da836d72e3cfe27f43b4a497a9b9e6d0a9dd5faaa5b5699917247f7e0590c551483d72d019499a1
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/2000-61-0x0000000074F40000-0x0000000074F6E000-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 1848 wrote to memory of 2000	1848	rundll32.exe	26
PID 1848 wrote to memory of 2000	1848	rundll32.exe	26
PID 1848 wrote to memory of 2000	1848	rundll32.exe	26
PID 1848 wrote to memory of 2000	1848	rundll32.exe	26
PID 1848 wrote to memory of 2000	1848	rundll32.exe	26
PID 1848 wrote to memory of 2000	1848	rundll32.exe	26
PID 1848 wrote to memory of 2000	1848	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7cc90ca58b10d82ff25e1086b25b1d266e058ca93dc7bdcd0c097c0bbd2d2de.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7cc90ca58b10d82ff25e1086b25b1d266e058ca93dc7bdcd0c097c0bbd2d2de.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2000

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/2000-60-0x00000000757C1000-0x00000000757C3000-memory.dmp

Download

memory/2000-61-0x0000000074F40000-0x0000000074F6E000-memory.dmp

Download

memory/2000-63-0x0000000000190000-0x0000000000196000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads