dridex | 7db0662a3c8cc22f6c1331d9cbe3ad34cc9e908b57d99cb0eeb1da918162f096

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
10-08-2021 06:44

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General

Target

7db0662a3c8cc22f6c1331d9cbe3ad34cc9e908b57d99cb0eeb1da918162f096.dll
Size

184KB
MD5

fff34c8ef0e99bc6ca689adef2993e3d
SHA1

6449851ca916de8e2013d84ceb46da812eebeb9f
SHA256

7db0662a3c8cc22f6c1331d9cbe3ad34cc9e908b57d99cb0eeb1da918162f096
SHA512

40b90f1a0acd8d5afd859677be2520c2d3075ce1f1ddbcaa4f734e1bc37b5746743ef38cc5df1d4668e87c8e316d22aae0e8751cc3469795eae1a0de0b70f6fe

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/804-115-0x0000000073DE0000-0x0000000073E10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1564 804 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1564	804	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe
1564	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1564 WerFault.exe
Token: SeBackupPrivilege 1564 WerFault.exe
Token: SeDebugPrivilege 1564 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1564	WerFault.exe
Token: SeBackupPrivilege	1564	WerFault.exe
Token: SeDebugPrivilege	1564	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2896 wrote to memory of 804	2896	rundll32.exe	rundll32.exe
PID 2896 wrote to memory of 804	2896	rundll32.exe	rundll32.exe
PID 2896 wrote to memory of 804	2896	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7db0662a3c8cc22f6c1331d9cbe3ad34cc9e908b57d99cb0eeb1da918162f096.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2896

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7db0662a3c8cc22f6c1331d9cbe3ad34cc9e908b57d99cb0eeb1da918162f096.dll,#1
2⤵
PID:804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 804 -s 616
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1564

MITRE ATT&CK Matrix

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Downloads

memory/804-114-0x0000000000000000-mapping.dmp

Download
memory/804-115-0x0000000073DE0000-0x0000000073E10000-memory.dmp

Filesize
192KB

Download
memory/804-117-0x00000000032A0000-0x00000000032A6000-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