dridex | d13b266040c212073899d595ddb23b986e8817aa57865e3e4599c09ba9f9f016

Analysis

max time kernel
17s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 00:36

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General

Target

d13b266040c212073899d595ddb23b986e8817aa57865e3e4599c09ba9f9f016.dll
Size

174KB
MD5

88d63821cd0d30e288a066a89b832d72
SHA1

5963e34d08d4dad10d3472664b28fa88c8dde950
SHA256

d13b266040c212073899d595ddb23b986e8817aa57865e3e4599c09ba9f9f016
SHA512

346a774c13fa9b828438c290ad5c2ab2a91ee4fd77dfcc06c46c1d1e40ce3247450edda3adae929bb3227bb93abb3ba5023165c24a6068374106884c9f11003d

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/2104-115-0x0000000073D70000-0x0000000073DA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1356 2104 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1356	2104	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe
1356	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1356 WerFault.exe
Token: SeBackupPrivilege 1356 WerFault.exe
Token: SeDebugPrivilege 1356 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1356	WerFault.exe
Token: SeBackupPrivilege	1356	WerFault.exe
Token: SeDebugPrivilege	1356	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3256 wrote to memory of 2104	3256	rundll32.exe	rundll32.exe
PID 3256 wrote to memory of 2104	3256	rundll32.exe	rundll32.exe
PID 3256 wrote to memory of 2104	3256	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d13b266040c212073899d595ddb23b986e8817aa57865e3e4599c09ba9f9f016.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3256

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d13b266040c212073899d595ddb23b986e8817aa57865e3e4599c09ba9f9f016.dll,#1
2⤵
PID:2104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 652
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1356

MITRE ATT&CK Matrix

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Downloads

memory/2104-114-0x0000000000000000-mapping.dmp

Download
memory/2104-115-0x0000000073D70000-0x0000000073DA0000-memory.dmp

Filesize
192KB

Download
memory/2104-117-0x00000000033D0000-0x00000000033D6000-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