dridex | 8f6ec1a2d924ceaf8e6c257738505fe75c4e744bfa5b3636ae9341995c1b00fe

Analysis

max time kernel
17s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 00:28

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General

Target

8f6ec1a2d924ceaf8e6c257738505fe75c4e744bfa5b3636ae9341995c1b00fe.dll
Size

174KB
MD5

86bc928ccbafa201ff8deda031b893b1
SHA1

e193f10308b7fb78d35f2340cb3b831ec5a7ce12
SHA256

8f6ec1a2d924ceaf8e6c257738505fe75c4e744bfa5b3636ae9341995c1b00fe
SHA512

c15ed71dfca948960b658cfb0ce60431e945bc3fd879f266202c3bed0b4932dca8d39628c09b0b4739c22b0e27ff4631c5e812766179d84cbe44839cff7a42c2

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

178.128.220.64:30333

45.79.91.89:9987

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/3872-115-0x0000000073A10000-0x0000000073A40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2984 3872 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2984	3872	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe
2984	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2984 WerFault.exe
Token: SeBackupPrivilege 2984 WerFault.exe
Token: SeDebugPrivilege 2984 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2984	WerFault.exe
Token: SeBackupPrivilege	2984	WerFault.exe
Token: SeDebugPrivilege	2984	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3892 wrote to memory of 3872	3892	rundll32.exe	rundll32.exe
PID 3892 wrote to memory of 3872	3892	rundll32.exe	rundll32.exe
PID 3892 wrote to memory of 3872	3892	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8f6ec1a2d924ceaf8e6c257738505fe75c4e744bfa5b3636ae9341995c1b00fe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3892

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8f6ec1a2d924ceaf8e6c257738505fe75c4e744bfa5b3636ae9341995c1b00fe.dll,#1
2⤵
PID:3872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 644
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2984

MITRE ATT&CK Matrix

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Downloads

memory/3872-114-0x0000000000000000-mapping.dmp

Download
memory/3872-115-0x0000000073A10000-0x0000000073A40000-memory.dmp

Filesize
192KB

Download
memory/3872-117-0x0000000004A60000-0x0000000004A66000-memory.dmp

Filesize
24KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads