dridex | f26e908e50ba994d1368f0d9eecc0062d3e8f7333e07e435da956e865a79a07a

Analysis

max time kernel
57s
max time network
58s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:04

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General

Target

f26e908e50ba994d1368f0d9eecc0062d3e8f7333e07e435da956e865a79a07a.dll
Size

157KB
MD5

801a5302977668e4976a9daa77218178
SHA1

ede73c804c26a1d81388585339443a31b79dfdcb
SHA256

f26e908e50ba994d1368f0d9eecc0062d3e8f7333e07e435da956e865a79a07a
SHA512

1a5b746c8e7c6e0a544915d5d11cf12c190e54848466da2fe382487f33fa50456e0efa5714917401e2d404b1ed98af1472493301b7bbede615633ae8b305931d

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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
behavioral1/memory/3928-115-0x0000000073F20000-0x0000000073F4D000-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 4036 wrote to memory of 3928	4036	rundll32.exe	rundll32.exe
PID 4036 wrote to memory of 3928	4036	rundll32.exe	rundll32.exe
PID 4036 wrote to memory of 3928	4036	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f26e908e50ba994d1368f0d9eecc0062d3e8f7333e07e435da956e865a79a07a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4036

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f26e908e50ba994d1368f0d9eecc0062d3e8f7333e07e435da956e865a79a07a.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3928

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/3928-114-0x0000000000000000-mapping.dmp

Download
memory/3928-115-0x0000000073F20000-0x0000000073F4D000-memory.dmp

Filesize
180KB

Download
memory/3928-117-0x00000000005B0000-0x00000000006FA000-memory.dmp

Filesize
1.3MB

Download