dridex | 7692f04159b49f1ce8c0c4efc3fec442ba2331c1e76ff57c2c833618e58964d9

Analysis

max time kernel
97s
max time network
97s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 23:46

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General

Target

7692f04159b49f1ce8c0c4efc3fec442ba2331c1e76ff57c2c833618e58964d9.dll
Size

154KB
MD5

166828817995fbefe7547876c6e6a3ae
SHA1

2bb7570eea6759ad6b983cd4f0a919c71e47ffff
SHA256

7692f04159b49f1ce8c0c4efc3fec442ba2331c1e76ff57c2c833618e58964d9
SHA512

0920b00776fba497c041386c69c8644e734fbe4ac3fcf7ddd251d21c2f2646a0bdbd471b825fc6abbabb2048672f642e2966a68ee40842e1b5e29d3cea577a78

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

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/3236-115-0x0000000073F20000-0x0000000073F4D000-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 3728 wrote to memory of 3236	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 3236	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 3236	3728	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7692f04159b49f1ce8c0c4efc3fec442ba2331c1e76ff57c2c833618e58964d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7692f04159b49f1ce8c0c4efc3fec442ba2331c1e76ff57c2c833618e58964d9.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3236

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/3236-114-0x0000000000000000-mapping.dmp

Download
memory/3236-115-0x0000000073F20000-0x0000000073F4D000-memory.dmp

Filesize
180KB

Download
memory/3236-117-0x0000000002C00000-0x0000000002D4A000-memory.dmp

Filesize
1.3MB

Download