dridex | 697b93e0c9a2994485169b8e5f91eb69d624096dab6361460aab7846fd52c216

Analysis

max time kernel
49s
max time network
76s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 23:19

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General

Target

697b93e0c9a2994485169b8e5f91eb69d624096dab6361460aab7846fd52c216.dll
Size

161KB
MD5

a39dc08d79b0a8e38b1131c6bda81fa1
SHA1

639d93cc1d78a1bb5e816e487e6e1955526e9bf3
SHA256

697b93e0c9a2994485169b8e5f91eb69d624096dab6361460aab7846fd52c216
SHA512

ad02f3b247066742edb43d5622a62bc06f754ffb3c12e0b3b6fc1cd15022e20d91f9719ad5a6166753260a157f2e3cdacb867dab48d0d78baedf9a69138052ef

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

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/348-115-0x00000000736B0000-0x00000000736DE000-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 3680 wrote to memory of 348	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 348	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 348	3680	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\697b93e0c9a2994485169b8e5f91eb69d624096dab6361460aab7846fd52c216.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\697b93e0c9a2994485169b8e5f91eb69d624096dab6361460aab7846fd52c216.dll,#1
2⤵
- Checks whether UAC is enabled
PID:348

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/348-114-0x0000000000000000-mapping.dmp

Download
memory/348-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Filesize
184KB

Download
memory/348-117-0x0000000000860000-0x0000000000866000-memory.dmp

Filesize
24KB

Download