dridex | 9b11309db33f14db00e0021253c0ed706bee1db53b2dba30ce4ba2606f30a2e8

Analysis

max time kernel
150s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
27-07-2021 19:48

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General

Target

22.dll
Size

173KB
MD5

738c037cd199cf17f5180554bcf0e0a7
SHA1

0ee0f373fbea26f47d4dbbac04bd5eec2b3aaa7c
SHA256

9b11309db33f14db00e0021253c0ed706bee1db53b2dba30ce4ba2606f30a2e8
SHA512

357aee2aa150ae5742af603767d4140762ddb9bf42b68bf5d5ddb14940935892632bb4e8952b62362c3d87abe941180a13f277b68562b3019931776ddaa296af

Score

10^/10

dridex 22202 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22202

45.79.33.48:443

139.162.202.74:5007

68.183.216.174:7443

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/1496-115-0x0000000073F10000-0x0000000073F40000-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 992 wrote to memory of 1496	992	rundll32.exe	rundll32.exe
PID 992 wrote to memory of 1496	992	rundll32.exe	rundll32.exe
PID 992 wrote to memory of 1496	992	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:992

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1496

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/1496-114-0x0000000000000000-mapping.dmp

Download
memory/1496-115-0x0000000073F10000-0x0000000073F40000-memory.dmp

Filesize
192KB

Download
memory/1496-117-0x0000000002F40000-0x0000000002F46000-memory.dmp

Filesize
24KB

Download