cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a

General

Target

cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe
Size

4.8MB
MD5

59ba4f1c5fad92d430671f9b4d0e4b84
SHA1

58aa1b99e284a31a7227973046583edc190fb812
SHA256

cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a
SHA512

cf327c646fd71e858509e6860867385b473e9f14956a30b888e207986bf486ea183b9e22c148ac970ddee58d6f48e1e46affc04a706094b3a06409510f896cdd

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

sihost.exe

pid process

4476 sihost.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exesihost.exe

pid process

3472 cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe
4476 sihost.exe
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

800 schtasks.exe
4380 schtasks.exe

pid	process
4476	sihost.exe

pid	process
800	schtasks.exe
4380	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exesihost.exe

pid	process
3472	cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe
3472	cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe
4476	sihost.exe
4476	sihost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exesihost.exe

description	pid	process	target process
PID 3472 wrote to memory of 800	3472	cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe	schtasks.exe
PID 3472 wrote to memory of 800	3472	cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe	schtasks.exe
PID 3472 wrote to memory of 800	3472	cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe	schtasks.exe
PID 4476 wrote to memory of 4380	4476	sihost.exe	schtasks.exe
PID 4476 wrote to memory of 4380	4476	sihost.exe	schtasks.exe
PID 4476 wrote to memory of 4380	4476	sihost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe
"C:\Users\Admin\AppData\Local\Temp\cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3472

C:\Windows\SysWOW64\schtasks.exe
/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"
2⤵
- Creates scheduled task(s)
PID:800

C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe
1⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4476

C:\Windows\SysWOW64\schtasks.exe
/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"
2⤵
- Creates scheduled task(s)
PID:4380

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe
MD5
59ba4f1c5fad92d430671f9b4d0e4b84

SHA1
58aa1b99e284a31a7227973046583edc190fb812

SHA256
cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a

SHA512
cf327c646fd71e858509e6860867385b473e9f14956a30b888e207986bf486ea183b9e22c148ac970ddee58d6f48e1e46affc04a706094b3a06409510f896cdd

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe
MD5
59ba4f1c5fad92d430671f9b4d0e4b84

SHA1
58aa1b99e284a31a7227973046583edc190fb812

SHA256
cdc9d636d01eb1771df21ec9cf5cc15b1d06ada651e1f5ff60fa2d14a462d39a

SHA512
cf327c646fd71e858509e6860867385b473e9f14956a30b888e207986bf486ea183b9e22c148ac970ddee58d6f48e1e46affc04a706094b3a06409510f896cdd

Download Submit
memory/800-118-0x0000000000000000-mapping.dmp

Download
memory/3472-116-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3472-117-0x0000000000400000-0x0000000000B9F000-memory.dmp

Filesize
7.6MB

Download
memory/3472-119-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/4380-125-0x0000000000000000-mapping.dmp

Download
memory/4476-124-0x0000000000400000-0x0000000000B9F000-memory.dmp

Filesize
7.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads