dridex | 7f1e32b1d7c1651970cb8176de3794ce1d28da0fe366564af595b9d7e3804ffd

Analysis

max time kernel
39s
max time network
49s
platform
windows10_x64
resource
win10v20210408
submitted
04-05-2021 14:50

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General

Target

7f1e32b1d7c1651970cb8176de3794ce1d28da0fe366564af595b9d7e3804ffd.dll
Size

158KB
MD5

8dd6d0157b513d25a5044e38a61fac1c
SHA1

407ede03c7b423ec0955df1c899cc8ed0e17f3a2
SHA256

7f1e32b1d7c1651970cb8176de3794ce1d28da0fe366564af595b9d7e3804ffd
SHA512

ab295c98bf75cf8872f5f101d1b35195ec09e207ef7fb1bc095822128842dcfb13beb2e885c7f08b2548319ca5aecd484379ef7ac77e5793ce21e851f9700da5

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/1320-115-0x0000000073F50000-0x0000000073F7D000-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 1032 wrote to memory of 1320	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1320	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1320	1032	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f1e32b1d7c1651970cb8176de3794ce1d28da0fe366564af595b9d7e3804ffd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f1e32b1d7c1651970cb8176de3794ce1d28da0fe366564af595b9d7e3804ffd.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1320

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/1320-114-0x0000000000000000-mapping.dmp

Download
memory/1320-115-0x0000000073F50000-0x0000000073F7D000-memory.dmp

Filesize
180KB

Download
memory/1320-117-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download