strela | 96db525e17659e726cb2c4e3872e4678a309d067b336c80687ad051383c352c4

Analysis

max time kernel
130s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2024 00:09

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General

Target

Celemony.Melodyne.Studio.4.v4.0.4.001-R2R/setup.exe
Size

82.5MB
MD5

2b408f64508f89f31eea20586050fd85
SHA1

8f26ee1f0d9714dbadd99ca6d26751a35dca3dcd
SHA256

7c7b22145b0d6b10576d358a3eb903b642b71dcf374cb58d8a372aa23b3e4baa
SHA512

cfa073a656dadb8455c6b9ef535858f87c747a42021b23a83596c71220e304ea61bfe4880f7f0df96f88d2ecca22d6d3b7b9a8dfbc01bd620fb9100ffe9b9290
SSDEEP

1572864:m2n1DWpbcQb+1hekC/0LQJzBNEcxOrIP/YpUIHdwDVKdj0nnodsYAWbjZk:m2tWNkekDLqNEAAU4wha29sjZk

Score

10^/10

strela discovery stealer

Malware Config

Signatures

Detects Strela Stealer payload 1 IoCs

resource	yara_rule
behavioral2/files/0x00070000000234a3-35.dat	family_strela

Strela stealer
An info stealer targeting mail credentials first seen in late 2022.
stealer strela

Loads dropped DLL 8 IoCs

pid	Process
4204	setup.exe
4204	setup.exe
4204	setup.exe
4204	setup.exe
4204	setup.exe
4204	setup.exe
4204	setup.exe
4204	setup.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msvcr71.dll	setup.exe
File created	C:\Windows\SysWOW64\mfc71.dll	setup.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 1 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	setup.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4204	setup.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2008	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2008	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4204	setup.exe
4204	setup.exe
4204	setup.exe

C:\Users\Admin\AppData\Local\Temp\Celemony.Melodyne.Studio.4.v4.0.4.001-R2R\setup.exe
"C:\Users\Admin\AppData\Local\Temp\Celemony.Melodyne.Studio.4.v4.0.4.001-R2R\setup.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4204

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x498 0x150
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsv86A7.tmp\InstallOptions.dll

Filesize
15KB

MD5
89351a0a6a89519c86c5531e20dab9ea

SHA1
9e801aaaae9e70d8f7fc52f6f12cedc55e4c8a00

SHA256
f530069ef87a1c163c4fd63a3d5b053420ce3d7a98739c70211b4a99f90d6277

SHA512
13168fa828b581383e5f64d3b54be357e98d2eb9362b45685e7426ffc2f0696ab432cc8a3f374ce8abd03c096f1662d954877afa886fc4aa74709e6044b75c08

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsv86A7.tmp\NSIS_SkinCrafter_Plugin.dll

Filesize
5.8MB

MD5
2e13e03b7cf2d8c8338bbc3d29fd3e07

SHA1
173e6e67c5315474765dcd303b3214d5600c48ea

SHA256
ea1552de423ed1768bace344d9a07bf529845c75fe6fc6ce3c4ba91d4aae5409

SHA512
94220a07aea2f4a45ef6b7566baba5a9ce73e70236bf97fc2489bee50b662f3fd05824d7804dd544eef85d73e69091aaae5de3094f0866bf51521024eb3d168d

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsv86A7.tmp\SkinCrafter.dll

Filesize
792KB

MD5
8fea8fd177034b52e6a5886fb5e780bd

SHA1
99f511388a2420d53b8406baed48ba550842eaad

SHA256
546dddc7a31609b5bc3dc8ecef6f6782b77613853c54171fc32314c08a69e8de

SHA512
5d82a3b9cf9d69049e6278a6d835b8a9a386c97ae9a69cf658675b0a8751a344d0da1ee704e9bb9023dab7cd77fdca684bdc90837960b583eef0bb4324498696

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsv86A7.tmp\System.dll

Filesize
11KB

MD5
bf712f32249029466fa86756f5546950

SHA1
75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

SHA256
7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

SHA512
13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsv86A7.tmp\bass.dll

Filesize
107KB

MD5
c0b11a7e60f69241ddcb278722ab962f

SHA1
ff855961eb5ed8779498915bab3d642044fc9bb1

SHA256
a8d979460e970e84eacce36b8a68ae5f6b9cc0fe16e05a6209b4ead52b81b021

SHA512
cb040aca6592310bffb72c898b8eb3ca8a46ff2df50212634c637593c58683c8ab62e0188da7aea362e1b063ae5db55cf4bf474295922af0ab94a526465cc472

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsv86A7.tmp\page_component.ini

Filesize
787B

MD5
75a65577d878c0238f7be2611246a061

SHA1
7858cbb53edef3a9f8e8ba5f95961fce883245cf

SHA256
58b69f563c8b84334e45884ff00c295fab7ce5b45bde2b8ffc4c4a74513645eb

SHA512
e64298cc12d9a780a4f67be9f7d869e730c3580c449cdd4e0756f339874dca12ccb5ac3d8c7f2a6afe6419505d84028442acaa55aaaded7ddd4497b13abcffe0

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsv86A7.tmp\page_image.ini

Filesize
157B

MD5
cc08df8486149f98cebdbeb7a6a334f9

SHA1
3d5d07446a74df66cbd7d4c1aefce2910662a601

SHA256
76080b46dfc295ff1d82ac7f7769ed93d854b5b05376fbf666d9b7cbe3ab2c15

SHA512
ebedb3c57b2571c75f7fefde7bdc3b60afc4518a3f4ad4fd05b0930c7bb16d7a62bbe75c7a3a52f36e745406c5cf36063197a409d75bc0092cd5202f7fb0dede

Download Submit
C:\Windows\SysWOW64\mfc71.dll

Filesize
1.0MB

MD5
1fd3f9722119bdf7b8cff0ecd1e84ea6

SHA1
9a4faa258b375e173feaca91a8bd920baf1091eb

SHA256
385ea2a454172e3f9b1b18778d4d29318a12be9f0c0c0602db72e2cce136e823

SHA512
109d7a80a5b10548200d05ab3d7deb9dc2ae8e40d84b468184895eb462211078ecdcb11f01eb50c91c65a924f8e592cd63b78e402dcaea144ff89c11f2ab07d6

Download Submit
C:\Windows\SysWOW64\msvcr71.dll

Filesize
340KB

MD5
ca2f560921b7b8be1cf555a5a18d54c3

SHA1
432dbcf54b6f1142058b413a9d52668a2bde011d

SHA256
c4d4339df314a27ff75a38967b7569d9962337b8d4cd4b0db3aba5ff72b2bfbb

SHA512
23e0bdd9458a5a8e0f9bbcb7f6ce4f87fcc9e47c1ee15f964c17ff9fe8d0f82dd3a0f90263daaf1ee87fad4a238aa0ee92a16b3e2c67f47c84d575768edba43e

Download Submit
memory/4204-45-0x0000000003CD0000-0x0000000003D9C000-memory.dmp

Filesize
816KB

Download
memory/4204-16-0x0000000003130000-0x000000000314B000-memory.dmp

Filesize
108KB

Download
memory/4204-17-0x00000000747A1000-0x00000000747C7000-memory.dmp

Filesize
152KB

Download
memory/4204-13-0x00000000747A0000-0x00000000747F0000-memory.dmp

Filesize
320KB

Download
memory/4204-88-0x0000000003130000-0x000000000314B000-memory.dmp

Filesize
108KB

Download