dridex | a6ec1b9c590c7027375faf4f632677b09294d15aa966a27ad7ce7260335048d4

Analysis

max time kernel
26s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 16:09

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General

Target

a6ec1b9c590c7027375faf4f632677b09294d15aa966a27ad7ce7260335048d4.dll
Size

160KB
MD5

0302028e72d6224865fc1bfee6ae5620
SHA1

8c0be3d85d4191a924089971712251eb655a9535
SHA256

a6ec1b9c590c7027375faf4f632677b09294d15aa966a27ad7ce7260335048d4
SHA512

867fe944e52f83ceb1d000b24aa474ccca023414cc6c9b5d527e68db9c6a871988e0fabd369e746b9473570fbf7bdca44fd35b5f7a5cb72f54aae069e5bcabae

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/756-115-0x0000000073F20000-0x0000000073F4E000-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 3728 wrote to memory of 756	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 756	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 756	3728	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a6ec1b9c590c7027375faf4f632677b09294d15aa966a27ad7ce7260335048d4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a6ec1b9c590c7027375faf4f632677b09294d15aa966a27ad7ce7260335048d4.dll,#1
2⤵
- Checks whether UAC is enabled
PID:756

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/756-114-0x0000000000000000-mapping.dmp

Download
memory/756-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Filesize
184KB

Download
memory/756-117-0x0000000004BA0000-0x0000000004BA6000-memory.dmp

Filesize
24KB

Download