dridex | 590dacf46bb969a4d06f6595fd9e978e8af2c268d6e03e57db7a62ac87e20b7a

Analysis

max time kernel
23s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
09/05/2021, 16:07

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General

Target
b5b27ea6_by_Libranalysis.dll
Size 162KB
Sample210509-pxnpgvpc6a
SHA256 590dacf46bb969a4d06f6595fd9e978e8af2c268d6e03e57db7a62ac87e20b7a
MD5 b5b27ea621436c2abe90e844b93cc46a
SHA1 d4c800181a0bf6834003fb56d6a0f73ddb8abdd6
SHA512 23d1bdbc80e1ba21b638f070b6a4eb3196a8a0b98d606ed57b317082c61e067fbfd9c355dfdbc16a6cf26b6e8feeb6646b709f018193501be4b24c28d7d37f33
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/880-115-0x0000000073EE0000-0x0000000073F0E000-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 4060 wrote to memory of 880	4060	rundll32.exe	72
PID 4060 wrote to memory of 880	4060	rundll32.exe	72
PID 4060 wrote to memory of 880	4060	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5b27ea6_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5b27ea6_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:880

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/880-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/880-117-0x0000000001000000-0x0000000001006000-memory.dmp