dridex | 486595b3d4455bcc21a1a2192720f7cf122ecbc875d14fe73d070698ad52e89c

General

Target

ORC_632344671694231.vbs
Size

3.6MB
MD5

b99d97ba3b2a9b7870cce7b44c417fe3
SHA1

5f60479c72aac2800ec0f795a3c0df39b25fc8bf
SHA256

d9f78770a3888d3e00bf9bbb38220a9efbf07f340e864f595b59f58467eba764
SHA512

f595cbad293453a093632665e189aab4d022ba3131390e2f8557f80b92c38cddf07fdaac6b584ad0f3b870c80eadcda0459c232763f77b154260a62cb2e2fe4b

Score

10^/10

dridex botnet

Malware Config

Extracted

Family

dridex

C2

162.213.37.188:443

178.128.20.11:3389

128.199.136.72:691

87.118.70.66:8443

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.exe

description pid pid_target process target process

Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1596 2016 regsvr32.exe
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

956 regsvr32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

WScript.exe

pid process

960 WScript.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1596	2016	regsvr32.exe

pid	process
956	regsvr32.exe

pid	process
960	WScript.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 1596 wrote to memory of 956	1596	regsvr32.exe	regsvr32.exe
PID 1596 wrote to memory of 956	1596	regsvr32.exe	regsvr32.exe
PID 1596 wrote to memory of 956	1596	regsvr32.exe	regsvr32.exe
PID 1596 wrote to memory of 956	1596	regsvr32.exe	regsvr32.exe
PID 1596 wrote to memory of 956	1596	regsvr32.exe	regsvr32.exe
PID 1596 wrote to memory of 956	1596	regsvr32.exe	regsvr32.exe
PID 1596 wrote to memory of 956	1596	regsvr32.exe	regsvr32.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ORC_632344671694231.vbs"
1⤵
- Suspicious use of FindShellTrayWindow
PID:960

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s C:\Users\Admin\AppData\Local\Temp\XyqXoUyD.txt
1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1596

C:\Windows\SysWOW64\regsvr32.exe
-s C:\Users\Admin\AppData\Local\Temp\XyqXoUyD.txt
2⤵
- Loads dropped DLL
PID:956

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\XyqXoUyD.txt
Filesize
423KB

MD5
b861a8f7f58a22063b772ef249a2dfb9

SHA1
1774c75facd27783084de244ca4dd60b925cdc49

SHA256
7adb29216a445d2e815f8155c0b14f6e34d657b41acd9f6cfbfa29085cb47487

SHA512
c83baa859f811f33418316831cec82a78aaa22d184e6f5618128fe845781a195d4c4233d84e68da84841318312aefd0cedb4f07cb338a624ef44204b39acf47e

Download Submit
\Users\Admin\AppData\Local\Temp\XyqXoUyD.txt
Filesize
423KB

MD5
b861a8f7f58a22063b772ef249a2dfb9

SHA1
1774c75facd27783084de244ca4dd60b925cdc49

SHA256
7adb29216a445d2e815f8155c0b14f6e34d657b41acd9f6cfbfa29085cb47487

SHA512
c83baa859f811f33418316831cec82a78aaa22d184e6f5618128fe845781a195d4c4233d84e68da84841318312aefd0cedb4f07cb338a624ef44204b39acf47e

Download Submit
memory/956-56-0x0000000000000000-mapping.dmp

Download
memory/956-57-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

Filesize
8KB

Download
memory/956-59-0x0000000073C70000-0x0000000073C8D000-memory.dmp

Filesize
116KB

Download
memory/956-60-0x0000000073C70000-0x00000000745E1000-memory.dmp

Filesize
9.4MB

Download
memory/956-62-0x0000000073C70000-0x00000000745E1000-memory.dmp

Filesize
9.4MB

Download
memory/1596-54-0x000007FEFBB81000-0x000007FEFBB83000-memory.dmp

Filesize
8KB

Download

Analysis

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