dridex | 2ca58c94db8b707ff046d2187784e2183cf01780768947a044e41b2af04910fc

Analysis

max time kernel
44s
max time network
48s
platform
windows7_x64
resource
win7-20220414-en
submitted
28-06-2022 14:54

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General

Target

Dridex_215dcfed2662b6c7271ccc2f9b3310dced8f3ffff6ce81c35e3ace792212e152.dll
Size

532KB
MD5

f7599a080e61e0dc8c3b794b428f8ea8
SHA1

64119ed034d9569ad4aec5e7e5babdbfba0656cc
SHA256

215dcfed2662b6c7271ccc2f9b3310dced8f3ffff6ce81c35e3ace792212e152
SHA512

cca58d59d650f33ba060f94e1b6b93fc35028014e5e9b94ae42e9ee8b2ff1aa86dcdfbeb9546950382b12c1d3c00c6540a66c8c1e4a0fea036467776a9a5341b

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.91.122.102:443

85.10.248.28:593

185.4.135.27:5228

80.211.3.13:8116

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/1796-56-0x0000000074ED0000-0x0000000074F57000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1084 1796 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1084	1796	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1984 wrote to memory of 1796	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1796	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1796	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1796	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1796	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1796	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1796	1984	rundll32.exe	rundll32.exe
PID 1796 wrote to memory of 1084	1796	rundll32.exe	WerFault.exe
PID 1796 wrote to memory of 1084	1796	rundll32.exe	WerFault.exe
PID 1796 wrote to memory of 1084	1796	rundll32.exe	WerFault.exe
PID 1796 wrote to memory of 1084	1796	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_215dcfed2662b6c7271ccc2f9b3310dced8f3ffff6ce81c35e3ace792212e152.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_215dcfed2662b6c7271ccc2f9b3310dced8f3ffff6ce81c35e3ace792212e152.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 224
3⤵
- Program crash
PID:1084

MITRE ATT&CK Matrix

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Downloads

memory/1084-58-0x0000000000000000-mapping.dmp

Download
memory/1796-54-0x0000000000000000-mapping.dmp

Download
memory/1796-55-0x00000000753C1000-0x00000000753C3000-memory.dmp

Filesize
8KB

Download
memory/1796-56-0x0000000074ED0000-0x0000000074F57000-memory.dmp

Filesize
540KB

Download
memory/1796-59-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download