6e7975ef1f2a5a64b308f8598a0f0ef2ff2b7e3bd38151e06ccb2d0ed421f21b

Analysis

max time kernel
137s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 03:43

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General

Target

NATURGY-FACTUR-A4-TLLTK_ES30092109309219293932923102023.msi
Size

7.5MB
MD5

65a2756a52772fa5b94044bbcf36b482
SHA1

8f79c49a260af9c71a4f6d5bf633cb4a2265490d
SHA256

240ab96d6d68f607108985a4057583ff271fc3a33b339f60e65807742f998121
SHA512

946305561dcc821fad474bc6b0bfeda755c836f6c28ad4d64fead7a64ac4610c27dc11598521a9683e9032619ac7f216951c09326b2ead31068678ea8c803921
SSDEEP

98304:fym5QSTBe6qjeF5KZthK/In/QMttiJX0E7EkmLtxo6:fnQSTBe5WwK4yF3bm5x

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 5 IoCs

pid	Process
336	MsiExec.exe
336	MsiExec.exe
336	MsiExec.exe
336	MsiExec.exe
336	MsiExec.exe

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Installer\MSI4738.tmp	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File created	C:\Windows\Installer\SourceHash{B594061B-2671-4DA4-8C5B-FCBFA3B64523}	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI4A95.tmp	msiexec.exe
File created	C:\Windows\Installer\e5803b4.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e5803b4.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI51C.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI4B90.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI4448.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI469B.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4876	msiexec.exe
4876	msiexec.exe

Suspicious use of AdjustPrivilegeToken 50 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3712	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3712	msiexec.exe
Token: SeSecurityPrivilege	4876	msiexec.exe
Token: SeCreateTokenPrivilege	3712	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	3712	msiexec.exe
Token: SeLockMemoryPrivilege	3712	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3712	msiexec.exe
Token: SeMachineAccountPrivilege	3712	msiexec.exe
Token: SeTcbPrivilege	3712	msiexec.exe
Token: SeSecurityPrivilege	3712	msiexec.exe
Token: SeTakeOwnershipPrivilege	3712	msiexec.exe
Token: SeLoadDriverPrivilege	3712	msiexec.exe
Token: SeSystemProfilePrivilege	3712	msiexec.exe
Token: SeSystemtimePrivilege	3712	msiexec.exe
Token: SeProfSingleProcessPrivilege	3712	msiexec.exe
Token: SeIncBasePriorityPrivilege	3712	msiexec.exe
Token: SeCreatePagefilePrivilege	3712	msiexec.exe
Token: SeCreatePermanentPrivilege	3712	msiexec.exe
Token: SeBackupPrivilege	3712	msiexec.exe
Token: SeRestorePrivilege	3712	msiexec.exe
Token: SeShutdownPrivilege	3712	msiexec.exe
Token: SeDebugPrivilege	3712	msiexec.exe
Token: SeAuditPrivilege	3712	msiexec.exe
Token: SeSystemEnvironmentPrivilege	3712	msiexec.exe
Token: SeChangeNotifyPrivilege	3712	msiexec.exe
Token: SeRemoteShutdownPrivilege	3712	msiexec.exe
Token: SeUndockPrivilege	3712	msiexec.exe
Token: SeSyncAgentPrivilege	3712	msiexec.exe
Token: SeEnableDelegationPrivilege	3712	msiexec.exe
Token: SeManageVolumePrivilege	3712	msiexec.exe
Token: SeImpersonatePrivilege	3712	msiexec.exe
Token: SeCreateGlobalPrivilege	3712	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe
Token: SeRestorePrivilege	4876	msiexec.exe
Token: SeTakeOwnershipPrivilege	4876	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3712	msiexec.exe
3712	msiexec.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 336	4876	msiexec.exe	91
PID 4876 wrote to memory of 336	4876	msiexec.exe	91
PID 4876 wrote to memory of 336	4876	msiexec.exe	91

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\NATURGY-FACTUR-A4-TLLTK_ES30092109309219293932923102023.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3712

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding E1FADF70A559FBE07CF783E3CE34B5E3
  2⤵
  - Loads dropped DLL
  PID:336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Config.Msi\e5803b7.rbs

Filesize
601B

MD5
01eb4940e559b36a69d356ceb3b9142e

SHA1
761aee8ef7eceeb969c92812a66f898f2b99b4db

SHA256
565501a9b08030933efbaab5645bcc64778c1693c5fba79f33909141d5879f91

SHA512
0ce9e3cabe6ba89718d1382e10aa1cbff588bfbad789f68fa126f3385ab3f9bdb9bb2c4591791f6ff79c9d674f5351d85d15bf336bc939dbc4111eeda3891797

Download Submit
C:\Windows\Installer\MSI4448.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
C:\Windows\Installer\MSI4448.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
C:\Windows\Installer\MSI469B.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
C:\Windows\Installer\MSI469B.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
C:\Windows\Installer\MSI469B.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
C:\Windows\Installer\MSI4738.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
C:\Windows\Installer\MSI4738.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
C:\Windows\Installer\MSI4B90.tmp

Filesize
6.4MB

MD5
5732b7af9a0425ea0a733ffa85396a4a

SHA1
8e44838869a2de57d2bde4166ad9f639fd15656b

SHA256
69119bb0f462bff9addd89d01c82e853d75c8b14ac39cd9e783b36102ed4dcc7

SHA512
d07b342de35dc4158418da48ffc5b9e2a8d6170c657462ae600ee3e8192eeb9af7d113f556d65af64f8c038564c79524ee0a77ebe6d8b1a660ec9af4529f1d1c

Download Submit
C:\Windows\Installer\MSI4B90.tmp

Filesize
6.4MB

MD5
5732b7af9a0425ea0a733ffa85396a4a

SHA1
8e44838869a2de57d2bde4166ad9f639fd15656b

SHA256
69119bb0f462bff9addd89d01c82e853d75c8b14ac39cd9e783b36102ed4dcc7

SHA512
d07b342de35dc4158418da48ffc5b9e2a8d6170c657462ae600ee3e8192eeb9af7d113f556d65af64f8c038564c79524ee0a77ebe6d8b1a660ec9af4529f1d1c

Download Submit
C:\Windows\Installer\MSI51C.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
C:\Windows\Installer\MSI51C.tmp

Filesize
557KB

MD5
2c9c51ac508570303c6d46c0571ea3a1

SHA1
e3e0fe08fa11a43c8bca533f212bdf0704c726d5

SHA256
ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

SHA512
df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

Download Submit
memory/336-26-0x0000000073B80000-0x00000000741EF000-memory.dmp

Filesize
6.4MB

Download