dridex | 96f78b847b1430f4f551093be5c6ea63f1f4b3b855b39fda6143cb91754e372e

Analysis

max time kernel
36s
max time network
43s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:18

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General

Target

96f78b847b1430f4f551093be5c6ea63f1f4b3b855b39fda6143cb91754e372e.dll
Size

157KB
MD5

5d227f58fad191b6a2c74b3f33fd2929
SHA1

afd62828aecc042de94989262a56c4a4d91f3695
SHA256

96f78b847b1430f4f551093be5c6ea63f1f4b3b855b39fda6143cb91754e372e
SHA512

b5564c582cf59d04999a40aa55db74c3053a8e0991873e128ab7a58f07a1448f3e6bb61356e9f761fe077d913527e05b1b223ad917982fbb966a27a984073813

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/1140-115-0x0000000073F10000-0x0000000073F3D000-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 488 wrote to memory of 1140	488	rundll32.exe	rundll32.exe
PID 488 wrote to memory of 1140	488	rundll32.exe	rundll32.exe
PID 488 wrote to memory of 1140	488	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\96f78b847b1430f4f551093be5c6ea63f1f4b3b855b39fda6143cb91754e372e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:488

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\96f78b847b1430f4f551093be5c6ea63f1f4b3b855b39fda6143cb91754e372e.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1140

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/1140-114-0x0000000000000000-mapping.dmp

Download
memory/1140-115-0x0000000073F10000-0x0000000073F3D000-memory.dmp

Filesize
180KB

Download
memory/1140-117-0x0000000002FF0000-0x0000000002FF6000-memory.dmp

Filesize
24KB

Download