dridex | c7d2414ab5b2a7fffff4afbc9bd4c0cc43de27ade59e2630fddfb87cc5c1f28d

Analysis

max time kernel
38s
max time network
120s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 22:05

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General

Target
e0dd5d24_by_Libranalysis.dll
Size 162KB
Sample210429-y78a2yll2e
SHA256 c7d2414ab5b2a7fffff4afbc9bd4c0cc43de27ade59e2630fddfb87cc5c1f28d
MD5 e0dd5d240b73be24b768d44b6622ce3a
SHA1 1f71b61cbf096788cde6db7949e877f225914401
SHA512 d6077d63f912d6a6b3b5e3318f90f7688e5bce6c8138305ee1482130f40f276be7bda9239ece2cdc1c59bc099a3c2a2b64679cd40ac36d19ebf8a005eeac723b
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/1004-115-0x0000000073FB0000-0x0000000073FDE000-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 668 wrote to memory of 1004	668	rundll32.exe	68
PID 668 wrote to memory of 1004	668	rundll32.exe	68
PID 668 wrote to memory of 1004	668	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0dd5d24_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0dd5d24_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1004

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/1004-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Download

memory/1004-117-0x0000000000930000-0x0000000000A7A000-memory.dmp