dridex | 1bd2e431f2631a5bfc21a9e244bb28d4230dad825b9d6396afcd32458923fb0a

General

Target

tmp/1bd2e431f2631a5bfc21a9e244bb28d4230dad825b9d6396afcd32458923fb0a.exe.dll
Size

524KB
MD5

0d9cc367aa4abc5620b6fcf8e9272f53
SHA1

cb6db576bbe636a895d0ad3e3136483d0ec777be
SHA256

1bd2e431f2631a5bfc21a9e244bb28d4230dad825b9d6396afcd32458923fb0a
SHA512

f827b80e02a9fd180c6bc6d4261c1ce09d42f301f3137420942b8308688de5bbc6ed9d5945388f3ba5ac877f2211b5088b48fb72c8db10b97b81f0fdf60eb655

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

104.36.167.47:443

188.40.48.93:4664

162.241.33.132:9217

217.160.5.104:593

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/976-55-0x0000000074BB0000-0x0000000074C35000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1912 976 WerFault.exe rundll32.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

WerFault.exe

pid process

1912 WerFault.exe
1912 WerFault.exe
1912 WerFault.exe
1912 WerFault.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

1912 WerFault.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 1912 WerFault.exe

pid	pid_target	process	target process
1912	976	WerFault.exe	rundll32.exe

pid	process
1912	WerFault.exe
1912	WerFault.exe
1912	WerFault.exe
1912	WerFault.exe

pid	process
1912	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	1912	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 972 wrote to memory of 976	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 976	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 976	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 976	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 976	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 976	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 976	972	rundll32.exe	rundll32.exe
PID 976 wrote to memory of 1912	976	rundll32.exe	WerFault.exe
PID 976 wrote to memory of 1912	976	rundll32.exe	WerFault.exe
PID 976 wrote to memory of 1912	976	rundll32.exe	WerFault.exe
PID 976 wrote to memory of 1912	976	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\tmp\1bd2e431f2631a5bfc21a9e244bb28d4230dad825b9d6396afcd32458923fb0a.exe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:972

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\tmp\1bd2e431f2631a5bfc21a9e244bb28d4230dad825b9d6396afcd32458923fb0a.exe.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 976 -s 324
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1912

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/976-53-0x0000000000000000-mapping.dmp

Download
memory/976-54-0x0000000075761000-0x0000000075763000-memory.dmp

Filesize
8KB

Download
memory/976-55-0x0000000074BB0000-0x0000000074C35000-memory.dmp

Filesize
532KB

Download
memory/976-58-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1912-57-0x0000000000000000-mapping.dmp

Download
memory/1912-59-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download

Analysis

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