dridex | 05bb6cecbc8dfce3d509a8613196e55094ee2af4071bd99d3ce80fa4a631935e

Analysis

max time kernel
137s
max time network
140s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:18

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General

Target

05bb6cecbc8dfce3d509a8613196e55094ee2af4071bd99d3ce80fa4a631935e.dll
Size

154KB
MD5

c5d6668dde886a47f3ac9f1c8ddaa07b
SHA1

7a6081b591856e1ec919839ae1d3a07d0496fef5
SHA256

05bb6cecbc8dfce3d509a8613196e55094ee2af4071bd99d3ce80fa4a631935e
SHA512

171fa8f403d689b5b3a507791b130366da1f8c2212d3f7d882f25897695cfe5b276f65b6023b1f17e046e1ef5a6bbf9bd41fe2cc9c60b835a3860f6733c0f54b

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
behavioral2/memory/1800-115-0x0000000073F50000-0x0000000073F7D000-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 1800	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1800	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1800	1032	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\05bb6cecbc8dfce3d509a8613196e55094ee2af4071bd99d3ce80fa4a631935e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\05bb6cecbc8dfce3d509a8613196e55094ee2af4071bd99d3ce80fa4a631935e.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1800

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/1800-114-0x0000000000000000-mapping.dmp

Download
memory/1800-115-0x0000000073F50000-0x0000000073F7D000-memory.dmp

Filesize
180KB

Download
memory/1800-117-0x0000000000F00000-0x0000000000F06000-memory.dmp

Filesize
24KB

Download