dridex | 32aef1203c3933746496d096913df260da7e02ac7544daffb0ee6cb372017a38

Analysis

max time kernel
25s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
10-08-2021 07:02

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General

Target

32aef1203c3933746496d096913df260da7e02ac7544daffb0ee6cb372017a38.dll
Size

184KB
MD5

c9e8635fd42596b7b7f6f771547ecf26
SHA1

30ef5a062124434472b121081ce8696d540948ba
SHA256

32aef1203c3933746496d096913df260da7e02ac7544daffb0ee6cb372017a38
SHA512

81de96cc6ff90f17fffb14001ebcda0f4ca5efeae45151afa9788111c217ea675793e54b3eb160f84b0253321f759492840bfac4fb4e06bc5b67bbe5731018c4

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/1816-115-0x0000000073F50000-0x0000000073F80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1304 1816 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1304	1816	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1304 WerFault.exe
Token: SeBackupPrivilege 1304 WerFault.exe
Token: SeDebugPrivilege 1304 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1304	WerFault.exe
Token: SeBackupPrivilege	1304	WerFault.exe
Token: SeDebugPrivilege	1304	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1032 wrote to memory of 1816	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1816	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1816	1032	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\32aef1203c3933746496d096913df260da7e02ac7544daffb0ee6cb372017a38.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\32aef1203c3933746496d096913df260da7e02ac7544daffb0ee6cb372017a38.dll,#1
2⤵
PID:1816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 620
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1304

MITRE ATT&CK Matrix

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Downloads

memory/1816-114-0x0000000000000000-mapping.dmp

Download
memory/1816-115-0x0000000073F50000-0x0000000073F80000-memory.dmp

Filesize
192KB

Download
memory/1816-117-0x0000000002D50000-0x0000000002D56000-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