dridex | ed0c72d6428810e3c4ce1310282fe3edb9976cb64223a5a9299053d2cbe66c8f

Analysis

max time kernel
38s
max time network
48s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:01

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General

Target

ed0c72d6428810e3c4ce1310282fe3edb9976cb64223a5a9299053d2cbe66c8f.dll
Size

157KB
MD5

4af3198276a051965e026971193554cb
SHA1

61e55b0a302d308cbcc9a16c13c297a2bc70f83c
SHA256

ed0c72d6428810e3c4ce1310282fe3edb9976cb64223a5a9299053d2cbe66c8f
SHA512

35c39074f5cedada3bc5feee160a289fc6707c5b1718a7e8025eec81fd331e536305b74c1ef0b161baa4fab47c6c54ddfa8ece57f37daf424d9fb68cd717bc4c

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/2008-115-0x00000000742B0000-0x00000000742DD000-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 3400 wrote to memory of 2008	3400	rundll32.exe	rundll32.exe
PID 3400 wrote to memory of 2008	3400	rundll32.exe	rundll32.exe
PID 3400 wrote to memory of 2008	3400	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed0c72d6428810e3c4ce1310282fe3edb9976cb64223a5a9299053d2cbe66c8f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3400

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed0c72d6428810e3c4ce1310282fe3edb9976cb64223a5a9299053d2cbe66c8f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:2008

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/2008-114-0x0000000000000000-mapping.dmp

Download
memory/2008-115-0x00000000742B0000-0x00000000742DD000-memory.dmp

Filesize
180KB

Download
memory/2008-117-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download