dridex | ea519d5fb47698af9fa420e72e45778000436e275f59795a5e96a40a5dc71988

Analysis

max time kernel
25s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 00:35

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General

Target

ea519d5fb47698af9fa420e72e45778000436e275f59795a5e96a40a5dc71988.dll
Size

174KB
MD5

5ef59a0a49256221ca9dc1626b7fc173
SHA1

85e4d3151fb61d1adc7f8b3016267a347bf38a47
SHA256

ea519d5fb47698af9fa420e72e45778000436e275f59795a5e96a40a5dc71988
SHA512

40d6f2907a713a1214c4f084dd0295d72e2c7e1efcc5d920e2cedc75d433441281888e658be9cb7d5bd244450635ecb15b1f17fb12cb1c6d3c893023be79de84

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/908-115-0x0000000074440000-0x0000000074470000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2016 908 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2016	908	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe
2016	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2016 WerFault.exe
Token: SeBackupPrivilege 2016 WerFault.exe
Token: SeDebugPrivilege 2016 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2016	WerFault.exe
Token: SeBackupPrivilege	2016	WerFault.exe
Token: SeDebugPrivilege	2016	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 656 wrote to memory of 908	656	rundll32.exe	rundll32.exe
PID 656 wrote to memory of 908	656	rundll32.exe	rundll32.exe
PID 656 wrote to memory of 908	656	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea519d5fb47698af9fa420e72e45778000436e275f59795a5e96a40a5dc71988.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea519d5fb47698af9fa420e72e45778000436e275f59795a5e96a40a5dc71988.dll,#1
2⤵
PID:908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 908 -s 644
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2016

MITRE ATT&CK Matrix

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Downloads

memory/908-114-0x0000000000000000-mapping.dmp

Download
memory/908-115-0x0000000074440000-0x0000000074470000-memory.dmp

Filesize
192KB

Download
memory/908-117-0x0000000003110000-0x0000000003116000-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