dridex | cab236ace4035ac0563cb8d93d040bf3116b7a84ee8ab1bb95cf9f2764fd48c8

Analysis

max time kernel
25s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 02:55

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General

Target

cab236ace4035ac0563cb8d93d040bf3116b7a84ee8ab1bb95cf9f2764fd48c8.dll
Size

170KB
MD5

82a976bfc353e7f33578f96f05593636
SHA1

6bc383c8bd8f540444bdf688656da854d6fae69d
SHA256

cab236ace4035ac0563cb8d93d040bf3116b7a84ee8ab1bb95cf9f2764fd48c8
SHA512

0e0bbf4d828e27788234a59f690230e32536ae269aea2d6a0ccdf559f14a956ef301aa5c364bf86afa11530df9608bfc9aecd409cb645bfb8b06a7f3feec3b4f

Score

10^/10

dridex 40112 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2996-115-0x0000000073560000-0x0000000073590000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2352 2996 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2352	2996	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe
2352	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2352 WerFault.exe
Token: SeBackupPrivilege 2352 WerFault.exe
Token: SeDebugPrivilege 2352 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2352	WerFault.exe
Token: SeBackupPrivilege	2352	WerFault.exe
Token: SeDebugPrivilege	2352	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3928 wrote to memory of 2996	3928	rundll32.exe	rundll32.exe
PID 3928 wrote to memory of 2996	3928	rundll32.exe	rundll32.exe
PID 3928 wrote to memory of 2996	3928	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cab236ace4035ac0563cb8d93d040bf3116b7a84ee8ab1bb95cf9f2764fd48c8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3928

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cab236ace4035ac0563cb8d93d040bf3116b7a84ee8ab1bb95cf9f2764fd48c8.dll,#1
2⤵
PID:2996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 680
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2352

MITRE ATT&CK Matrix

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Downloads

memory/2996-114-0x0000000000000000-mapping.dmp

Download
memory/2996-115-0x0000000073560000-0x0000000073590000-memory.dmp

Filesize
192KB

Download
memory/2996-117-0x0000000000C90000-0x0000000000C96000-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