dridex | 3eb0d2d36d62d5ec4bf4a1e501b011a3ff2583c5337dee126fc2834b08cacdc8

Analysis

max time kernel
24s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 07:37

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General

Target
3eb0d2d36d62d5ec4bf4a1e501b011a3ff2583c5337dee126fc2834b08cacdc8.dll
Size 162KB
Sample210416-9dcaqjhwfj
SHA256 3eb0d2d36d62d5ec4bf4a1e501b011a3ff2583c5337dee126fc2834b08cacdc8
MD5 843b52b38ecd1e652137086ebbf0d28e
SHA1 3b799105a273756c84d9fae28ccc063ac39dca3b
SHA512 fba37b7386b71df48f869da9f385d082161bf34fab9e744fbd40e0777ac36dac765cae1a39fc7a0d63d3c91456a479106ec325b7a00ed354d3bc41e14d56fcd6
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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

resource	yara_rule
behavioral2/memory/1900-115-0x0000000073860000-0x000000007388E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 1900	2208	rundll32.exe	72
PID 2208 wrote to memory of 1900	2208	rundll32.exe	72
PID 2208 wrote to memory of 1900	2208	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eb0d2d36d62d5ec4bf4a1e501b011a3ff2583c5337dee126fc2834b08cacdc8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eb0d2d36d62d5ec4bf4a1e501b011a3ff2583c5337dee126fc2834b08cacdc8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1900

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/1900-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/1900-117-0x0000000000870000-0x0000000000876000-memory.dmp