82a7b83bacb8a14b90742ab0cc14fdfa1f27713d634542a3c6a8e0d4940a6a61

Analysis

max time kernel
149s
max time network
34s
platform
windows7_x64
resource
win7-20230621-en
resource tags

arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
submitted
28/06/2023, 14:22

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General

Target

file.exe
Size

486KB
MD5

168a81401f16e7a01e8c51ae761b825f
SHA1

e3c7f8b46cac83b9843169f56653b0a6a50a7032
SHA256

82a7b83bacb8a14b90742ab0cc14fdfa1f27713d634542a3c6a8e0d4940a6a61
SHA512

39a4f997efb5c1785e0e2d36d15bbcdf49823ac0cf9a231e313f30f9520e9f325de8029ac324edca08a29410cdd2e397bc6b2e05f2dc9a0afab57e755804edf8
SSDEEP

12288:laL63LUmfl+JYY2zcH1mqdb1gWyH/pZ1+J831Bs2YJ4RLQ0js05HXgf3:ljkcQA/t+q31GN4+2b1Xgf3

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
576	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
980	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4102714285-680558483-2379744688-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	file.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 576 set thread context of 296	576	svchost.exe	38

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
520	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1264	timeout.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
1260	file.exe
576	svchost.exe
576	svchost.exe
576	svchost.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe
296	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1260	file.exe
Token: SeDebugPrivilege	576	svchost.exe
Token: SeDebugPrivilege	296	AddInProcess32.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 1804	1260	file.exe	28
PID 1260 wrote to memory of 1804	1260	file.exe	28
PID 1260 wrote to memory of 1804	1260	file.exe	28
PID 1260 wrote to memory of 980	1260	file.exe	30
PID 1260 wrote to memory of 980	1260	file.exe	30
PID 1260 wrote to memory of 980	1260	file.exe	30
PID 980 wrote to memory of 1264	980	cmd.exe	32
PID 980 wrote to memory of 1264	980	cmd.exe	32
PID 980 wrote to memory of 1264	980	cmd.exe	32
PID 1804 wrote to memory of 520	1804	cmd.exe	33
PID 1804 wrote to memory of 520	1804	cmd.exe	33
PID 1804 wrote to memory of 520	1804	cmd.exe	33
PID 980 wrote to memory of 576	980	cmd.exe	34
PID 980 wrote to memory of 576	980	cmd.exe	34
PID 980 wrote to memory of 576	980	cmd.exe	34
PID 576 wrote to memory of 1808	576	svchost.exe	35
PID 576 wrote to memory of 1808	576	svchost.exe	35
PID 576 wrote to memory of 1808	576	svchost.exe	35
PID 576 wrote to memory of 1396	576	svchost.exe	36
PID 576 wrote to memory of 1396	576	svchost.exe	36
PID 576 wrote to memory of 1396	576	svchost.exe	36
PID 576 wrote to memory of 1392	576	svchost.exe	37
PID 576 wrote to memory of 1392	576	svchost.exe	37
PID 576 wrote to memory of 1392	576	svchost.exe	37
PID 576 wrote to memory of 296	576	svchost.exe	38
PID 576 wrote to memory of 296	576	svchost.exe	38
PID 576 wrote to memory of 296	576	svchost.exe	38
PID 576 wrote to memory of 296	576	svchost.exe	38
PID 576 wrote to memory of 296	576	svchost.exe	38
PID 576 wrote to memory of 296	576	svchost.exe	38
PID 576 wrote to memory of 296	576	svchost.exe	38

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1804
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
    3⤵
    - Creates scheduled task(s)
    PID:520
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp1343.tmp.bat""
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:980
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:1264
- - C:\Users\Admin\AppData\Roaming\svchost.exe
    "C:\Users\Admin\AppData\Roaming\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:576
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe"
      4⤵
      PID:1808
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
      4⤵
      PID:1396
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
      4⤵
      PID:1392
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:296

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1343.tmp.bat

Filesize
151B

MD5
d488774ab4d7fd548b06fbae010a4fce

SHA1
e41f6a39a6ffb12eb6e0d2bf90c1d1146af48e0f

SHA256
bbae38c3d678bce5b31254f406610a2fb26a7e02fa38aa5ab4d7662b11c9284a

SHA512
f3110b596d09e291d1076231c6e7e519232dd4b05666c56d7ede788a986aeaa6773f3c7d8be22070b0a3509619feb36bd4eaac9d6aeaeaa93dd3339c7c2788ce

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1343.tmp.bat

Filesize
151B

MD5
d488774ab4d7fd548b06fbae010a4fce

SHA1
e41f6a39a6ffb12eb6e0d2bf90c1d1146af48e0f

SHA256
bbae38c3d678bce5b31254f406610a2fb26a7e02fa38aa5ab4d7662b11c9284a

SHA512
f3110b596d09e291d1076231c6e7e519232dd4b05666c56d7ede788a986aeaa6773f3c7d8be22070b0a3509619feb36bd4eaac9d6aeaeaa93dd3339c7c2788ce

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
486KB

MD5
168a81401f16e7a01e8c51ae761b825f

SHA1
e3c7f8b46cac83b9843169f56653b0a6a50a7032

SHA256
82a7b83bacb8a14b90742ab0cc14fdfa1f27713d634542a3c6a8e0d4940a6a61

SHA512
39a4f997efb5c1785e0e2d36d15bbcdf49823ac0cf9a231e313f30f9520e9f325de8029ac324edca08a29410cdd2e397bc6b2e05f2dc9a0afab57e755804edf8

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
486KB

MD5
168a81401f16e7a01e8c51ae761b825f

SHA1
e3c7f8b46cac83b9843169f56653b0a6a50a7032

SHA256
82a7b83bacb8a14b90742ab0cc14fdfa1f27713d634542a3c6a8e0d4940a6a61

SHA512
39a4f997efb5c1785e0e2d36d15bbcdf49823ac0cf9a231e313f30f9520e9f325de8029ac324edca08a29410cdd2e397bc6b2e05f2dc9a0afab57e755804edf8

Download Submit
\Users\Admin\AppData\Roaming\svchost.exe

Filesize
486KB

MD5
168a81401f16e7a01e8c51ae761b825f

SHA1
e3c7f8b46cac83b9843169f56653b0a6a50a7032

SHA256
82a7b83bacb8a14b90742ab0cc14fdfa1f27713d634542a3c6a8e0d4940a6a61

SHA512
39a4f997efb5c1785e0e2d36d15bbcdf49823ac0cf9a231e313f30f9520e9f325de8029ac324edca08a29410cdd2e397bc6b2e05f2dc9a0afab57e755804edf8

Download Submit
memory/296-71-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/296-72-0x0000000000850000-0x0000000000B53000-memory.dmp

Filesize
3.0MB

Download
memory/296-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/576-69-0x0000000000D40000-0x0000000000DBE000-memory.dmp

Filesize
504KB

Download
memory/576-70-0x000000001BDE0000-0x000000001BE60000-memory.dmp

Filesize
512KB

Download
memory/1260-54-0x0000000000230000-0x00000000002AE000-memory.dmp

Filesize
504KB

Download
memory/1260-55-0x000000001BEE0000-0x000000001BF60000-memory.dmp

Filesize
512KB

Download