39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2024, 01:08

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General

Target

39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe
Size

678KB
MD5

df1847152e31a2c130fc66eaf49e757d
SHA1

9c248387be405e2ecd929069395a2c6da9c10745
SHA256

39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a
SHA512

99a15fd4ab48b4b693b406afab7c46f7eb40b98f3777c779823b1b2ca23d0c69c44bb5739fa446126bb08e61f105c9e82ef20c0adc7cbe984a98a1ecb7ea0556
SSDEEP

12288:2aAvUzT370OQfOCFjiXlXJUOVZNyWRfCiivEg1yJ/2DKMA+IJKRSjk:2TTm1XJUOV3yU7ij4B2DKT+xM

Score

9^/10

Malware Config

Signatures

Detects executables packed with SmartAssembly 1 IoCs

resource	yara_rule
behavioral2/memory/2448-8-0x0000000005A30000-0x0000000005A3C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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-1-5-21-4092317236-2027488869-1227795436-1000\Control Panel\International\Geo\Nation	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2448 set thread context of 1084	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	97

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4580	1084	WerFault.exe	97

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/Job

T1053

pid	Process
4744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe
3296	powershell.exe
3500	powershell.exe
2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe
3500	powershell.exe
3296	powershell.exe
1084	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe
1084	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe
Token: SeDebugPrivilege	3500	powershell.exe
Token: SeDebugPrivilege	3296	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 3296	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	91
PID 2448 wrote to memory of 3296	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	91
PID 2448 wrote to memory of 3296	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	91
PID 2448 wrote to memory of 3500	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	93
PID 2448 wrote to memory of 3500	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	93
PID 2448 wrote to memory of 3500	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	93
PID 2448 wrote to memory of 4744	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	95
PID 2448 wrote to memory of 4744	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	95
PID 2448 wrote to memory of 4744	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	95
PID 2448 wrote to memory of 1084	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	97
PID 2448 wrote to memory of 1084	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	97
PID 2448 wrote to memory of 1084	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	97
PID 2448 wrote to memory of 1084	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	97
PID 2448 wrote to memory of 1084	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	97
PID 2448 wrote to memory of 1084	2448	39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe	97

C:\Users\Admin\AppData\Local\Temp\39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe
"C:\Users\Admin\AppData\Local\Temp\39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3296
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eKvWTctyr.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3500
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eKvWTctyr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9EA1.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4744
- C:\Users\Admin\AppData\Local\Temp\39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe
  "C:\Users\Admin\AppData\Local\Temp\39d953c3a7a07ccac490d3286fe0c1a079fa2e5041bdc9bc74585b5beae6de7a.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1084 -s 184
    3⤵
    - Program crash
    PID:4580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 1084 -ip 1084
1⤵
PID:3892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
dd3cc20004efe4756c0d08ca5d8f8711

SHA1
c6e79b1dd20100186f262202fb1f1158f14cc4c2

SHA256
ec562e32631a84af9d4dff99cc13d5a884bbf1a37fc71049cc266a932dc5a8e2

SHA512
ec935794f4a9d9dca01accfa5ba8685b8fc00e6cf1039a290e247b259bcc8b1518987a525c3fcb5ab2da3765c0efc7c18be414116836da888784ebd563dd8681

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5f3xsv3p.3ak.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9EA1.tmp

Filesize
1KB

MD5
d82dec995fd3aef707b8c118ec8c6530

SHA1
e1203cf4b56265dccee0d9306452de1f9e9b75dd

SHA256
06499241d070e9b6a7c5e5fea91cedf4139b75da19516b1d0d24ce8b0f935a9f

SHA512
4602863594223c1a75a3a8d36f30aaed82c9fb00fd67ef2a48fdc4fd6ff1418981b4dcb0933ac3c6c2e689eeb5ae54afcd5ff8adfa40b2f2e836b6b3350b0cf5

Download Submit
memory/1084-99-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1084-49-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1084-33-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1084-97-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1084-98-0x00000000010F0000-0x000000000143A000-memory.dmp

Filesize
3.3MB

Download
memory/2448-5-0x0000000005520000-0x000000000552A000-memory.dmp

Filesize
40KB

Download
memory/2448-20-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/2448-9-0x00000000069A0000-0x0000000006A2A000-memory.dmp

Filesize
552KB

Download
memory/2448-8-0x0000000005A30000-0x0000000005A3C000-memory.dmp

Filesize
48KB

Download
memory/2448-7-0x0000000005A20000-0x0000000005A28000-memory.dmp

Filesize
32KB

Download
memory/2448-1-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/2448-6-0x0000000005790000-0x00000000057A2000-memory.dmp

Filesize
72KB

Download
memory/2448-10-0x000000000A660000-0x000000000A6FC000-memory.dmp

Filesize
624KB

Download
memory/2448-4-0x00000000057A0000-0x00000000057B0000-memory.dmp

Filesize
64KB

Download
memory/2448-3-0x0000000005550000-0x00000000055E2000-memory.dmp

Filesize
584KB

Download
memory/2448-38-0x00000000057A0000-0x00000000057B0000-memory.dmp

Filesize
64KB

Download
memory/2448-51-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/2448-2-0x0000000005A60000-0x0000000006004000-memory.dmp

Filesize
5.6MB

Download
memory/2448-0-0x0000000000A70000-0x0000000000B20000-memory.dmp

Filesize
704KB

Download
memory/3296-18-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/3296-56-0x0000000006B80000-0x0000000006BB2000-memory.dmp

Filesize
200KB

Download
memory/3296-15-0x0000000004FC0000-0x0000000004FF6000-memory.dmp

Filesize
216KB

Download
memory/3296-50-0x0000000005F80000-0x00000000062D4000-memory.dmp

Filesize
3.3MB

Download
memory/3296-27-0x0000000005F10000-0x0000000005F76000-memory.dmp

Filesize
408KB

Download
memory/3296-25-0x0000000005DF0000-0x0000000005E56000-memory.dmp

Filesize
408KB

Download
memory/3296-16-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/3296-52-0x00000000065B0000-0x00000000065CE000-memory.dmp

Filesize
120KB

Download
memory/3296-17-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/3296-96-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/3296-55-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/3296-85-0x0000000007AC0000-0x0000000007AD1000-memory.dmp

Filesize
68KB

Download
memory/3296-59-0x0000000075A30000-0x0000000075A7C000-memory.dmp

Filesize
304KB

Download
memory/3296-19-0x00000000056C0000-0x0000000005CE8000-memory.dmp

Filesize
6.2MB

Download
memory/3296-89-0x0000000007BE0000-0x0000000007BE8000-memory.dmp

Filesize
32KB

Download
memory/3296-80-0x00000000077D0000-0x0000000007873000-memory.dmp

Filesize
652KB

Download
memory/3296-58-0x000000007FB40000-0x000000007FB50000-memory.dmp

Filesize
64KB

Download
memory/3296-88-0x0000000007C00000-0x0000000007C1A000-memory.dmp

Filesize
104KB

Download
memory/3296-87-0x0000000007B00000-0x0000000007B14000-memory.dmp

Filesize
80KB

Download
memory/3296-82-0x00000000078C0000-0x00000000078DA000-memory.dmp

Filesize
104KB

Download
memory/3296-86-0x0000000007AF0000-0x0000000007AFE000-memory.dmp

Filesize
56KB

Download
memory/3500-54-0x0000000005470000-0x0000000005480000-memory.dmp

Filesize
64KB

Download
memory/3500-84-0x0000000007D70000-0x0000000007E06000-memory.dmp

Filesize
600KB

Download
memory/3500-83-0x0000000007B60000-0x0000000007B6A000-memory.dmp

Filesize
40KB

Download
memory/3500-81-0x0000000008130000-0x00000000087AA000-memory.dmp

Filesize
6.5MB

Download
memory/3500-57-0x0000000075A30000-0x0000000075A7C000-memory.dmp

Filesize
304KB

Download
memory/3500-69-0x0000000006D80000-0x0000000006D9E000-memory.dmp

Filesize
120KB

Download
memory/3500-92-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/3500-22-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/3500-70-0x000000007F980000-0x000000007F990000-memory.dmp

Filesize
64KB

Download
memory/3500-26-0x0000000005470000-0x0000000005480000-memory.dmp

Filesize
64KB

Download
memory/3500-53-0x0000000006830000-0x000000000687C000-memory.dmp

Filesize
304KB

Download
memory/3500-23-0x0000000005470000-0x0000000005480000-memory.dmp

Filesize
64KB

Download
memory/3500-24-0x0000000005900000-0x0000000005922000-memory.dmp

Filesize
136KB

Download