dridex | dc4c713c8d80a1a1105a0faa843b01e838e4ee3208edd4d98f14a322d91e6591

Analysis

max time kernel
17s
max time network
116s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 03:16

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General

Target

dc4c713c8d80a1a1105a0faa843b01e838e4ee3208edd4d98f14a322d91e6591.dll
Size

174KB
MD5

61831eb724f3328ade9c8a82339a9551
SHA1

1558a128d8238c991646fa0d21f722ef38cc979a
SHA256

dc4c713c8d80a1a1105a0faa843b01e838e4ee3208edd4d98f14a322d91e6591
SHA512

e44fca1969091b64355b172f13f2c29a5258eea0e5dd0ae8a2032639071928fac4642378aa6a9fce78e718ed164021d2953ac7861eee81187ad09e934f7d1ff4

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/1628-115-0x00000000736D0000-0x0000000073700000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1296 1628 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1296	1628	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe
1296	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1296 WerFault.exe
Token: SeBackupPrivilege 1296 WerFault.exe
Token: SeDebugPrivilege 1296 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1296	WerFault.exe
Token: SeBackupPrivilege	1296	WerFault.exe
Token: SeDebugPrivilege	1296	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3176 wrote to memory of 1628	3176	rundll32.exe	rundll32.exe
PID 3176 wrote to memory of 1628	3176	rundll32.exe	rundll32.exe
PID 3176 wrote to memory of 1628	3176	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc4c713c8d80a1a1105a0faa843b01e838e4ee3208edd4d98f14a322d91e6591.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3176

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc4c713c8d80a1a1105a0faa843b01e838e4ee3208edd4d98f14a322d91e6591.dll,#1
2⤵
PID:1628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 644
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1296

MITRE ATT&CK Matrix

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Downloads

memory/1628-114-0x0000000000000000-mapping.dmp

Download
memory/1628-115-0x00000000736D0000-0x0000000073700000-memory.dmp

Filesize
192KB

Download
memory/1628-117-0x0000000003310000-0x0000000003316000-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