dridex | 2036560edc35a00cf853244418182a6ec89d2f35487a5acff2781abc9f750375

Analysis

max time kernel
24s
max time network
32s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 23:30

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General

Target

2036560edc35a00cf853244418182a6ec89d2f35487a5acff2781abc9f750375.dll
Size

162KB
MD5

af5a6195e8bd27e6750d319b100d4c77
SHA1

76aba925d8c7b593b579ae53df1d4809d1a2c1b3
SHA256

2036560edc35a00cf853244418182a6ec89d2f35487a5acff2781abc9f750375
SHA512

670ededbd5363808fddf0dbf42442ccddcd46835d6161b971ab260020c88f39d5633e4b0f67883bc11d9d385c2368e6001b0bf6e84aa40cc9b62f6eae858410c

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

Processes:

resource	yara_rule
behavioral1/memory/3740-115-0x0000000073DE0000-0x0000000073E0E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2896 wrote to memory of 3740	2896	rundll32.exe	rundll32.exe
PID 2896 wrote to memory of 3740	2896	rundll32.exe	rundll32.exe
PID 2896 wrote to memory of 3740	2896	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2036560edc35a00cf853244418182a6ec89d2f35487a5acff2781abc9f750375.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2896

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2036560edc35a00cf853244418182a6ec89d2f35487a5acff2781abc9f750375.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3740

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3740-114-0x0000000000000000-mapping.dmp

Download
memory/3740-115-0x0000000073DE0000-0x0000000073E0E000-memory.dmp

Filesize
184KB

Download
memory/3740-117-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download