dridex | 6900dd6c3e998d11e24f8b693805c24a61b7a3487710aab0c4cc58038e202151

Analysis

max time kernel
24s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:18

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General

Target

6900dd6c3e998d11e24f8b693805c24a61b7a3487710aab0c4cc58038e202151.dll
Size

154KB
MD5

a2d2ddc6b0f942e839e1d3b87d2b9ea0
SHA1

dab51db87253815249fbfea6b4ed9185239e568e
SHA256

6900dd6c3e998d11e24f8b693805c24a61b7a3487710aab0c4cc58038e202151
SHA512

8460b0332c77fb9d3237630960bc9ac9f293b69f2aa4b537c8020fa7005135c0228da40ce26354dd42425fbcf63d3f2d6e7a46c1d1538fdf0000f00394053397

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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
behavioral2/memory/3804-115-0x0000000073B70000-0x0000000073B9D000-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 3908 wrote to memory of 3804	3908	rundll32.exe	rundll32.exe
PID 3908 wrote to memory of 3804	3908	rundll32.exe	rundll32.exe
PID 3908 wrote to memory of 3804	3908	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6900dd6c3e998d11e24f8b693805c24a61b7a3487710aab0c4cc58038e202151.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6900dd6c3e998d11e24f8b693805c24a61b7a3487710aab0c4cc58038e202151.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3804

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/3804-114-0x0000000000000000-mapping.dmp

Download
memory/3804-115-0x0000000073B70000-0x0000000073B9D000-memory.dmp

Filesize
180KB

Download
memory/3804-117-0x0000000001330000-0x0000000001336000-memory.dmp

Filesize
24KB

Download