dridex | 2ce9ea3c8aee379c5ea085a32452ec00cf52d87c0333e86e069c34f3aaefabdd

Analysis

max time kernel
18s
max time network
116s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 03:41

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General

Target

2ce9ea3c8aee379c5ea085a32452ec00cf52d87c0333e86e069c34f3aaefabdd.dll
Size

170KB
MD5

fa38d64ccd1d36e1062f3b8adc84f3f0
SHA1

2b18585faa29ea574ea4bb354929c3fc2df093cb
SHA256

2ce9ea3c8aee379c5ea085a32452ec00cf52d87c0333e86e069c34f3aaefabdd
SHA512

7d525c28474699f4fdcba1ce7262c19f62e9b9efd82710e7fdeb174161e54f54105da769e33b2ebbbd8aa479cc9487f743e1ceeb65a3af4c5a407f275f5d996a

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 1016 created 4468 1016 WerFault.exe rundll32.exe

description	pid	process	target process
PID 1016 created 4468	1016	WerFault.exe	rundll32.exe

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/4468-115-0x0000000074290000-0x00000000742BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1016 4468 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1016	4468	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe
1016	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1016 WerFault.exe
Token: SeBackupPrivilege 1016 WerFault.exe
Token: SeDebugPrivilege 1016 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1016	WerFault.exe
Token: SeBackupPrivilege	1016	WerFault.exe
Token: SeDebugPrivilege	1016	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4444 wrote to memory of 4468	4444	rundll32.exe	rundll32.exe
PID 4444 wrote to memory of 4468	4444	rundll32.exe	rundll32.exe
PID 4444 wrote to memory of 4468	4444	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ce9ea3c8aee379c5ea085a32452ec00cf52d87c0333e86e069c34f3aaefabdd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4444

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ce9ea3c8aee379c5ea085a32452ec00cf52d87c0333e86e069c34f3aaefabdd.dll,#1
2⤵
PID:4468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 656
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1016

MITRE ATT&CK Matrix

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Downloads

memory/4468-114-0x0000000000000000-mapping.dmp

Download
memory/4468-115-0x0000000074290000-0x00000000742BF000-memory.dmp

Filesize
188KB

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memory/4468-117-0x0000000000F90000-0x0000000000F96000-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