dridex | be1e74959bafb6bf708baf127c411b7501c972e95b9e59fbc3d4e3fd7d0ecce3

Analysis

max time kernel
64s
max time network
67s
platform
windows10_x64
resource
win10v20210410
submitted
02/05/2021, 22:01

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General

Target
c9a7a163_by_Libranalysis.dll
Size 162KB
Sample210502-bafaergjfj
SHA256 be1e74959bafb6bf708baf127c411b7501c972e95b9e59fbc3d4e3fd7d0ecce3
MD5 c9a7a163f769077ce5700b73cecc0b04
SHA1 73afb7bc51d9ccd0d8b2b55c3675f29336d03edc
SHA512 9396f105c72e24cc188a1423139ac6cc50c4d1cecd190567fa58546d64ba706a6369d02838657903a11b9830195aa4c14496d35e38d43aa87b0477fadc82d1ef
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/1684-115-0x0000000073660000-0x000000007368E000-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 1972 wrote to memory of 1684	1972	rundll32.exe	71
PID 1972 wrote to memory of 1684	1972	rundll32.exe	71
PID 1972 wrote to memory of 1684	1972	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c9a7a163_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c9a7a163_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1684

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/1684-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/1684-117-0x00000000028A0000-0x00000000029EA000-memory.dmp