dridex | 032799e6c9d2fcba6289caabb66a461e2329ab77ccf75036eefd099f71e26ce7

Analysis

max time kernel
35s
max time network
43s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 15:55

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General

Target

032799e6c9d2fcba6289caabb66a461e2329ab77ccf75036eefd099f71e26ce7.dll
Size

162KB
MD5

53784455bf43248602db7f301f5e042d
SHA1

ced0c6153b2f0402b17073d9c29c1b4f7ddacb86
SHA256

032799e6c9d2fcba6289caabb66a461e2329ab77ccf75036eefd099f71e26ce7
SHA512

124fc5b0bcf19767f2e239b6d5485f71f142c177c234c34e32b5cad503e6e7721a2c59e6aa892c0c18b2dff4e1f1c6f2b05c3662feb6a64685be0dffdce53bdd

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/992-115-0x0000000073AA0000-0x0000000073ACE000-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 2016 wrote to memory of 992	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 992	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 992	2016	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\032799e6c9d2fcba6289caabb66a461e2329ab77ccf75036eefd099f71e26ce7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\032799e6c9d2fcba6289caabb66a461e2329ab77ccf75036eefd099f71e26ce7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:992

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/992-114-0x0000000000000000-mapping.dmp

Download
memory/992-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Filesize
184KB

Download
memory/992-117-0x00000000008C0000-0x0000000000A0A000-memory.dmp

Filesize
1.3MB

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