92517d9eb76bab41956c0dddf8160db00210e20b07f1b76a573c193fe5d40bb2

General

Target

ACH_ deposit _receipt12901234.exe
Size

817KB
MD5

fd42e94e57c66c93fc0a93e514101070
SHA1

3640481f0566252477aff1a98ec7ae9bb6051fed
SHA256

92517d9eb76bab41956c0dddf8160db00210e20b07f1b76a573c193fe5d40bb2
SHA512

f3a577ce8e2f715eebbe7cd69b015dee2d0129be83d4de742231adc226837a0ea7f95ffc989363146cddcafb435a9db24af864f1aca2fa6e35fa6c6eb7cc8d3a
SSDEEP

12288:J2zAi64ekCyyIS1UKeO9fUu3fopFwOZYjJ9rup5no5m/NrGIk7/3SzkZalfyl15O:JyipOZ4JxASz68m0U

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1704	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
588	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-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	ACH_ deposit _receipt12901234.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1704 set thread context of 1760	1704	svchost.exe	35

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

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
872	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
564	timeout.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2044	ACH_ deposit _receipt12901234.exe
1704	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2044	ACH_ deposit _receipt12901234.exe
Token: SeDebugPrivilege	1704	svchost.exe
Token: SeDebugPrivilege	1760	jsc.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 1988	2044	ACH_ deposit _receipt12901234.exe	27
PID 2044 wrote to memory of 1988	2044	ACH_ deposit _receipt12901234.exe	27
PID 2044 wrote to memory of 1988	2044	ACH_ deposit _receipt12901234.exe	27
PID 2044 wrote to memory of 588	2044	ACH_ deposit _receipt12901234.exe	29
PID 2044 wrote to memory of 588	2044	ACH_ deposit _receipt12901234.exe	29
PID 2044 wrote to memory of 588	2044	ACH_ deposit _receipt12901234.exe	29
PID 588 wrote to memory of 564	588	cmd.exe	31
PID 588 wrote to memory of 564	588	cmd.exe	31
PID 588 wrote to memory of 564	588	cmd.exe	31
PID 1988 wrote to memory of 872	1988	cmd.exe	32
PID 1988 wrote to memory of 872	1988	cmd.exe	32
PID 1988 wrote to memory of 872	1988	cmd.exe	32
PID 588 wrote to memory of 1704	588	cmd.exe	33
PID 588 wrote to memory of 1704	588	cmd.exe	33
PID 588 wrote to memory of 1704	588	cmd.exe	33
PID 1704 wrote to memory of 648	1704	svchost.exe	34
PID 1704 wrote to memory of 648	1704	svchost.exe	34
PID 1704 wrote to memory of 648	1704	svchost.exe	34
PID 1704 wrote to memory of 1760	1704	svchost.exe	35
PID 1704 wrote to memory of 1760	1704	svchost.exe	35
PID 1704 wrote to memory of 1760	1704	svchost.exe	35
PID 1704 wrote to memory of 1760	1704	svchost.exe	35
PID 1704 wrote to memory of 1760	1704	svchost.exe	35
PID 1704 wrote to memory of 1760	1704	svchost.exe	35
PID 1704 wrote to memory of 1760	1704	svchost.exe	35
PID 1704 wrote to memory of 1760	1704	svchost.exe	35
PID 1704 wrote to memory of 1760	1704	svchost.exe	35

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\ACH_ deposit _receipt12901234.exe
"C:\Users\Admin\AppData\Local\Temp\ACH_ deposit _receipt12901234.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2044
- 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:1988
- - 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:872
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp3C75.tmp.bat""
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:588
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:564
- - 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:1704
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
      4⤵
      PID:648
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:1760

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3C75.tmp.bat

Filesize
151B

MD5
93fe7152e1d2b6b74559fffe6f4a58ab

SHA1
42f7a37c25fcc7617900e7197702575067dbccca

SHA256
e1522c62134c6c0176558cc1249b1ae5c32007ff36444379cb3f9a2a25721c58

SHA512
aca30541e68ecb21ba37971cf655df10c7a98bb927a90fed357b0c9f26b3f8bec44bfc14729dca071e3a459aabc5d255b248a4f9e3fbf2888b110531ad6cc7df

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3C75.tmp.bat

Filesize
151B

MD5
93fe7152e1d2b6b74559fffe6f4a58ab

SHA1
42f7a37c25fcc7617900e7197702575067dbccca

SHA256
e1522c62134c6c0176558cc1249b1ae5c32007ff36444379cb3f9a2a25721c58

SHA512
aca30541e68ecb21ba37971cf655df10c7a98bb927a90fed357b0c9f26b3f8bec44bfc14729dca071e3a459aabc5d255b248a4f9e3fbf2888b110531ad6cc7df

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

Filesize
817KB

MD5
fd42e94e57c66c93fc0a93e514101070

SHA1
3640481f0566252477aff1a98ec7ae9bb6051fed

SHA256
92517d9eb76bab41956c0dddf8160db00210e20b07f1b76a573c193fe5d40bb2

SHA512
f3a577ce8e2f715eebbe7cd69b015dee2d0129be83d4de742231adc226837a0ea7f95ffc989363146cddcafb435a9db24af864f1aca2fa6e35fa6c6eb7cc8d3a

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

Filesize
817KB

MD5
fd42e94e57c66c93fc0a93e514101070

SHA1
3640481f0566252477aff1a98ec7ae9bb6051fed

SHA256
92517d9eb76bab41956c0dddf8160db00210e20b07f1b76a573c193fe5d40bb2

SHA512
f3a577ce8e2f715eebbe7cd69b015dee2d0129be83d4de742231adc226837a0ea7f95ffc989363146cddcafb435a9db24af864f1aca2fa6e35fa6c6eb7cc8d3a

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

Filesize
817KB

MD5
fd42e94e57c66c93fc0a93e514101070

SHA1
3640481f0566252477aff1a98ec7ae9bb6051fed

SHA256
92517d9eb76bab41956c0dddf8160db00210e20b07f1b76a573c193fe5d40bb2

SHA512
f3a577ce8e2f715eebbe7cd69b015dee2d0129be83d4de742231adc226837a0ea7f95ffc989363146cddcafb435a9db24af864f1aca2fa6e35fa6c6eb7cc8d3a

Download Submit
memory/1704-70-0x00000000000C0000-0x0000000000190000-memory.dmp

Filesize
832KB

Download
memory/1704-71-0x000000001AF80000-0x000000001B000000-memory.dmp

Filesize
512KB

Download
memory/1760-72-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1760-74-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1760-76-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1760-77-0x0000000004AE0000-0x0000000004B20000-memory.dmp

Filesize
256KB

Download
memory/1760-78-0x0000000004AE0000-0x0000000004B20000-memory.dmp

Filesize
256KB

Download
memory/2044-56-0x000000001AE10000-0x000000001AE90000-memory.dmp

Filesize
512KB

Download
memory/2044-55-0x0000000000620000-0x000000000066E000-memory.dmp

Filesize
312KB

Download
memory/2044-54-0x00000000010F0000-0x00000000011C0000-memory.dmp

Filesize
832KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads