dridex | 87574ef887075676ff993c07fc9b96cf8180e94d520ca2c75d1229fabcaee72b

General

Target

87574ef887075676ff993c07fc9b96cf8180e94d520ca2c75d1229fabcaee72b.dll
Size

166KB
MD5

d0ac707ea9d27b068d14daf58394cd9f
SHA1

8ba4583bbd69ea883511463d77f91ef3f4f111f8
SHA256

87574ef887075676ff993c07fc9b96cf8180e94d520ca2c75d1229fabcaee72b
SHA512

672a756c44397f61d9f7ec3f4e63ab0719d15c1451b98fc6818220db38492c419564f35654d228ab1480965bb0c735fcb243cfeca85b414adbd58bc2a6034679

Score

10^/10

dridex 22202 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/1992-61-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1864 1992 WerFault.exe rundll32.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

WerFault.exe

pid process

1864 WerFault.exe
1864 WerFault.exe
1864 WerFault.exe
1864 WerFault.exe
1864 WerFault.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

1864 WerFault.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 1864 WerFault.exe

pid	pid_target	process	target process
1864	1992	WerFault.exe	rundll32.exe

pid	process
1864	WerFault.exe
1864	WerFault.exe
1864	WerFault.exe
1864	WerFault.exe
1864	WerFault.exe

pid	process
1864	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	1864	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1824 wrote to memory of 1992	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1992	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1992	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1992	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1992	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1992	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 1992	1824	rundll32.exe	rundll32.exe
PID 1992 wrote to memory of 1864	1992	rundll32.exe	WerFault.exe
PID 1992 wrote to memory of 1864	1992	rundll32.exe	WerFault.exe
PID 1992 wrote to memory of 1864	1992	rundll32.exe	WerFault.exe
PID 1992 wrote to memory of 1864	1992	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\87574ef887075676ff993c07fc9b96cf8180e94d520ca2c75d1229fabcaee72b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\87574ef887075676ff993c07fc9b96cf8180e94d520ca2c75d1229fabcaee72b.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 264
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1864

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1864-63-0x0000000000000000-mapping.dmp

Download
memory/1864-65-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1992-59-0x0000000000000000-mapping.dmp

Download
memory/1992-60-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download
memory/1992-61-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1992-64-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing