dridex | 795a447646d1f10f9a9b18a08257bd62b8b2692aea14f925273f422172f3c822

Analysis

max time kernel
26s
max time network
113s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 13:20

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General

Target

795a447646d1f10f9a9b18a08257bd62b8b2692aea14f925273f422172f3c822.dll
Size

162KB
MD5

1745d95b8fda27662eafb494d949bc89
SHA1

a0f0843ae2a929935f08a4ae1547f8df3c79de11
SHA256

795a447646d1f10f9a9b18a08257bd62b8b2692aea14f925273f422172f3c822
SHA512

a0102033208fb8defd9d1ef7ecadc0dfc625c1757d3fa57719b71e1eb1e6820673ede00fa0c25d3d8166ee8e96ad08420073e71b152870b67b9c222d4fdf2ee8

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

Processes:

resource	yara_rule
behavioral1/memory/1648-115-0x0000000074160000-0x000000007418E000-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 908 wrote to memory of 1648	908	rundll32.exe	rundll32.exe
PID 908 wrote to memory of 1648	908	rundll32.exe	rundll32.exe
PID 908 wrote to memory of 1648	908	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\795a447646d1f10f9a9b18a08257bd62b8b2692aea14f925273f422172f3c822.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\795a447646d1f10f9a9b18a08257bd62b8b2692aea14f925273f422172f3c822.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1648

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1648-114-0x0000000000000000-mapping.dmp

Download
memory/1648-115-0x0000000074160000-0x000000007418E000-memory.dmp

Filesize
184KB

Download
memory/1648-117-0x00000000048D0000-0x00000000048D6000-memory.dmp

Filesize
24KB

Download