719a08df48b666367dca6ef4d23d1d040bb2a007d398ce7003a4a30e4c983806

General

Target

4faa7e816da417ee21ebca031f59db30N.exe
Size

635KB
MD5

4faa7e816da417ee21ebca031f59db30
SHA1

eead27b9eef069ff2cb75b792cb1509bbd481abe
SHA256

719a08df48b666367dca6ef4d23d1d040bb2a007d398ce7003a4a30e4c983806
SHA512

7eea1cba5f8bb3b445c08dc48a1c5c3062e8064a96a2583cce80eaaf02fe3a281cce63d07b22f3e0f606f38f9447b3963c9465c5cb42d37214429ec234683722
SSDEEP

12288:JE0/Fu9b4Ng7FvR3ZJKW3GmMalLxnhFdj583aqAvSQbiDkw:j/Fu9b4Ng7FvdKSGmZV9xvSj

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4328	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	4faa7e816da417ee21ebca031f59db30N.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\apihost.exe.lnk	4faa7e816da417ee21ebca031f59db30N.exe

Executes dropped EXE 1 IoCs

pid	Process
2264	apihost.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4faa7e816da417ee21ebca031f59db30N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	apihost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4644	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
3444	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2264	apihost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4328	powershell.exe
4328	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	4faa7e816da417ee21ebca031f59db30N.exe
Token: SeDebugPrivilege	4328	powershell.exe
Token: SeDebugPrivilege	2264	apihost.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 4328	1984	4faa7e816da417ee21ebca031f59db30N.exe	86
PID 1984 wrote to memory of 4328	1984	4faa7e816da417ee21ebca031f59db30N.exe	86
PID 1984 wrote to memory of 4328	1984	4faa7e816da417ee21ebca031f59db30N.exe	86
PID 1984 wrote to memory of 3444	1984	4faa7e816da417ee21ebca031f59db30N.exe	87
PID 1984 wrote to memory of 3444	1984	4faa7e816da417ee21ebca031f59db30N.exe	87
PID 1984 wrote to memory of 3444	1984	4faa7e816da417ee21ebca031f59db30N.exe	87
PID 1984 wrote to memory of 2264	1984	4faa7e816da417ee21ebca031f59db30N.exe	90
PID 1984 wrote to memory of 2264	1984	4faa7e816da417ee21ebca031f59db30N.exe	90
PID 1984 wrote to memory of 2264	1984	4faa7e816da417ee21ebca031f59db30N.exe	90
PID 1984 wrote to memory of 848	1984	4faa7e816da417ee21ebca031f59db30N.exe	91
PID 1984 wrote to memory of 848	1984	4faa7e816da417ee21ebca031f59db30N.exe	91
PID 1984 wrote to memory of 848	1984	4faa7e816da417ee21ebca031f59db30N.exe	91
PID 848 wrote to memory of 4644	848	cmd.exe	93
PID 848 wrote to memory of 4644	848	cmd.exe	93
PID 848 wrote to memory of 4644	848	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\4faa7e816da417ee21ebca031f59db30N.exe
"C:\Users\Admin\AppData\Local\Temp\4faa7e816da417ee21ebca031f59db30N.exe"
1⤵
- Checks computer location settings
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\ACCApi'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4328
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /tn AccSys /tr "C:\Users\Admin\AppData\Local\ACCApi\apihost.exe" /st 09:06 /du 23:59 /sc daily /ri 1 /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3444
- C:\Users\Admin\AppData\Local\ACCApi\apihost.exe
  "C:\Users\Admin\AppData\Local\ACCApi\apihost.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of AdjustPrivilegeToken
  PID:2264
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE5AD.tmp.cmd""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:848
- - C:\Windows\SysWOW64\timeout.exe
    timeout 6
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\ACCApi\apihost.exe

Filesize
735KB

MD5
42378a0c42d3213f313923d6e835ef5d

SHA1
ed33f5cb42e3fc9828d433a40e2b7bfdc48a7e94

SHA256
98aa060fcf61b742af3aafea86ba3c63e6c3f2889e38d36c3f7a9407e4aa16a7

SHA512
e71ab565d5bdc5261565ea9dcdc78018ae904b391e582cb6619ad1f80002ccec572bb9b3a9a4bd0cffebd5bc8c0223faa58183dd44f46bc6ea38f9769deba767

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k05yiokf.e1z.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE5AD.tmp.cmd

Filesize
185B

MD5
a5274fe6c15dc2965c3f01b34a2652e9

SHA1
85b853ebbc07bd6512132585d3f305e1100c4172

SHA256
82144c7d387da079084adb0741bba10fbc2417e4ee665882e1346248f5157f25

SHA512
fee0cff0c775606a52cec61722e49bf3bba5005108cb6a6bab47090b0c60e08e0e3c02718faf0ec9eccc6a6bb65d076306c7d1b71137843a692466b5208e7f05

Download Submit
memory/1984-1-0x0000000000DB0000-0x0000000000DD8000-memory.dmp

Filesize
160KB

Download
memory/1984-2-0x0000000005D70000-0x0000000006314000-memory.dmp

Filesize
5.6MB

Download
memory/1984-3-0x0000000005860000-0x00000000058F2000-memory.dmp

Filesize
584KB

Download
memory/1984-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2264-69-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2264-61-0x0000000005D30000-0x0000000005D3A000-memory.dmp

Filesize
40KB

Download
memory/2264-38-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4328-40-0x0000000005D30000-0x0000000006084000-memory.dmp

Filesize
3.3MB

Download
memory/4328-56-0x0000000007A70000-0x00000000080EA000-memory.dmp

Filesize
6.5MB

Download
memory/4328-27-0x0000000005A30000-0x0000000005A96000-memory.dmp

Filesize
408KB

Download
memory/4328-20-0x0000000005970000-0x0000000005992000-memory.dmp

Filesize
136KB

Download
memory/4328-13-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4328-12-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4328-9-0x0000000005200000-0x0000000005828000-memory.dmp

Filesize
6.2MB

Download
memory/4328-41-0x0000000006100000-0x000000000611E000-memory.dmp

Filesize
120KB

Download
memory/4328-42-0x0000000006140000-0x000000000618C000-memory.dmp

Filesize
304KB

Download
memory/4328-43-0x00000000070D0000-0x0000000007102000-memory.dmp

Filesize
200KB

Download
memory/4328-44-0x0000000071EE0000-0x0000000071F2C000-memory.dmp

Filesize
304KB

Download
memory/4328-54-0x00000000066B0000-0x00000000066CE000-memory.dmp

Filesize
120KB

Download
memory/4328-55-0x0000000007310000-0x00000000073B3000-memory.dmp

Filesize
652KB

Download
memory/4328-28-0x0000000005AA0000-0x0000000005B06000-memory.dmp

Filesize
408KB

Download
memory/4328-57-0x0000000007430000-0x000000000744A000-memory.dmp

Filesize
104KB

Download
memory/4328-58-0x00000000074A0000-0x00000000074AA000-memory.dmp

Filesize
40KB

Download
memory/4328-59-0x00000000076B0000-0x0000000007746000-memory.dmp

Filesize
600KB

Download
memory/4328-60-0x0000000007630000-0x0000000007641000-memory.dmp

Filesize
68KB

Download
memory/4328-10-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4328-62-0x0000000007660000-0x000000000766E000-memory.dmp

Filesize
56KB

Download
memory/4328-63-0x0000000007670000-0x0000000007684000-memory.dmp

Filesize
80KB

Download
memory/4328-64-0x0000000007770000-0x000000000778A000-memory.dmp

Filesize
104KB

Download
memory/4328-65-0x0000000007750000-0x0000000007758000-memory.dmp

Filesize
32KB

Download
memory/4328-68-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/4328-8-0x00000000027E0000-0x0000000002816000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads