dridex | 1d7feb8a1c20d9b7448b659b847a70e41f315c411246550f2cfede879e588de8

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
18-06-2021 23:35

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General

Target

1d7feb8a1c20d9b7448b659b847a70e41f315c411246550f2cfede879e588de8.dll
Size

160KB
MD5

2790559e3a5441c8096da611fb3af600
SHA1

c5ba509b59060fba3c1dceffed9818b8b2f23f58
SHA256

1d7feb8a1c20d9b7448b659b847a70e41f315c411246550f2cfede879e588de8
SHA512

01fa80eee3ee60af22b37ab24e9a99546aa57334cc9885b2ba00914da3f487b3654cbc96bedc62f031b5a2b7e642c030fff7fcfc937de2abdaaa18b3c9afe573

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/4060-115-0x0000000074480000-0x00000000744AE000-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 4060	4036	rundll32.exe	rundll32.exe
PID 4036 wrote to memory of 4060	4036	rundll32.exe	rundll32.exe
PID 4036 wrote to memory of 4060	4036	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d7feb8a1c20d9b7448b659b847a70e41f315c411246550f2cfede879e588de8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d7feb8a1c20d9b7448b659b847a70e41f315c411246550f2cfede879e588de8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4060

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4060-114-0x0000000000000000-mapping.dmp

Download
memory/4060-115-0x0000000074480000-0x00000000744AE000-memory.dmp

Filesize
184KB

Download
memory/4060-117-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download