027224e42ddba610a50c3bd948d8c81d824de1adc8d031808c6a65d3c291ac20

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 17:37

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General

Target

027224e42ddba610a50c3bd948d8c81d824de1adc8d031808c6a65d3c291ac20.exe
Size

199KB
MD5

310020d11dca5daa292c6d121ce044e0
SHA1

974b85852d942d4bcf7fba23fc417d9083c1fb7d
SHA256

027224e42ddba610a50c3bd948d8c81d824de1adc8d031808c6a65d3c291ac20
SHA512

39e7f13bb2a2e17f3a7e057a11567e1f70494181a08fe7d0847917677b8a4320c74105666b007bd25f697a739dc244fa12d2aac10e4ad0ce99597d01e3c729e7
SSDEEP

6144:FsaocyLCxJy0823optx30uY4OifzyHFuNn:FtobQy089tx3DYfGzyluNn

Score

7^/10

Malware Config

Signatures

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-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	inst.exe

Executes dropped EXE 2 IoCs

pid	Process
4144	inst.exe
2244	4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe

Loads dropped DLL 1 IoCs

pid	Process
4184	027224e42ddba610a50c3bd948d8c81d824de1adc8d031808c6a65d3c291ac20.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	inst.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	inst.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	inst.exe
File created	C:\Windows\assembly\Desktop.ini	inst.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	inst.exe

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

System Information Discovery
T1082

Modifies system certificate store 2 TTPs 3 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81\Blob = 0400000001000000100000008ccadc0b22cef5be72ac411a11a8d8120f000000010000001400000085fef11b4f47fe3952f98301c9f98976fefee0ce7f000000010000002a000000302806082b0601050507030206082b0601050507030306082b0601050507030406082b0601050507030109000000010000002a000000302806082b0601050507030206082b0601050507030306082b0601050507030406082b0601050507030153000000010000002500000030233021060b6086480186f8450107300130123010060a2b0601040182373c0101030200c06200000001000000200000008d722f81a9c113c0791df136a2966db26c950a971db46b4199f4ea54b78bfb9f1400000001000000140000007b5b45cfafcecb7afd31921a6ab6f346eb5748501d00000001000000100000005b3b67000eeb80022e42605b6b3b72400b000000010000000e00000074006800610077007400650000007e000000010000000800000000c0032f2df8d60168000000010000000000000003000000010000001400000091c6d6ee3e8ac86384e548c299295c756c817b81190000000100000010000000dc73f9b71e16d51d26527d32b11a6a3d2000000001000000240400003082042030820308a0030201020210344ed55720d5edec49f42fce37db2b6d300d06092a864886f70d01010505003081a9310b300906035504061302555331153013060355040a130c7468617774652c20496e632e31283026060355040b131f43657274696669636174696f6e205365727669636573204469766973696f6e31383036060355040b132f2863292032303036207468617774652c20496e632e202d20466f7220617574686f72697a656420757365206f6e6c79311f301d06035504031316746861777465205072696d61727920526f6f74204341301e170d3036313131373030303030305a170d3336303731363233353935395a3081a9310b300906035504061302555331153013060355040a130c7468617774652c20496e632e31283026060355040b131f43657274696669636174696f6e205365727669636573204469766973696f6e31383036060355040b132f2863292032303036207468617774652c20496e632e202d20466f7220617574686f72697a656420757365206f6e6c79311f301d06035504031316746861777465205072696d61727920526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100aca0f0fb8059d49cc7a4cf9da159730910450c0d2c6e68f16c5b4868495937fc0b3319c2777fcc102d95341ce6eb4d09a71cd2b8c9973602b789d4245f06c0cc4494948d02626feb5add118d289a5c8490107a0dbd74662f6a38a0e2d55444eb1d079f07ba6feee9fd4e0b29f53e84a001f19cabf81c7e89a4e8a1d871650da3517beebcd222600db95b9ddfbafc515b0baf98b2e92ee904e86287de2bc8d74ec14c641eddcf8758ba4a4fca68071d1c9d4ac6d52f91cc7c71721cc5c067eb32fdc9925c94da85c09bbf537d2b09f48c9d911f976a52cbde0936a477d87b875044d53e6e2969fb3949261e09a5807b402debe82785c9fe61fd7ee67c971dd59d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e041604147b5b45cfafcecb7afd31921a6ab6f346eb574850300d06092a864886f70d010105050003820101007911c04bb391b6fcf0e967d40d6e45be55e893d2ce033fedda25b01d57cb1e3a76a04cec5076e864720ca4a9f1b88bd6d68784bb32e54111c077d9b3609deb1bd5d16e4444a9a601ec55621d77b85c8e48497c9c3b5711acad73378e2f785c906847d96060e6fc073d222017c4f716e9c4d872f9c8737cdf162f15a93efd6a27b6a1eb5aba981fd5e34d640a9d13c861baf5391c87bab8bd7b227ff6feac4079e5ac106f3d8f1b79768bc437b3211884e53600eb632099b9e9fe3304bb41c8c102f94463209e81ce42d3d63f2c76d3639c59dd8fa6e10ea02e41f72e9547cfbcfd33f3f60b617e7e912b8147c22730eea7105d378f5c392be404f07b8d568c68	inst.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81\Blob = 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	inst.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81	inst.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2244	4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe
2244	4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4184 wrote to memory of 4144	4184	027224e42ddba610a50c3bd948d8c81d824de1adc8d031808c6a65d3c291ac20.exe	90
PID 4184 wrote to memory of 4144	4184	027224e42ddba610a50c3bd948d8c81d824de1adc8d031808c6a65d3c291ac20.exe	90
PID 4144 wrote to memory of 2244	4144	inst.exe	94
PID 4144 wrote to memory of 2244	4144	inst.exe	94
PID 4144 wrote to memory of 2244	4144	inst.exe	94

C:\Users\Admin\AppData\Local\Temp\027224e42ddba610a50c3bd948d8c81d824de1adc8d031808c6a65d3c291ac20.exe
"C:\Users\Admin\AppData\Local\Temp\027224e42ddba610a50c3bd948d8c81d824de1adc8d031808c6a65d3c291ac20.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4184
- C:\Users\Admin\AppData\Local\Temp\nsd2973.tmp\inst.exe
  C:\Users\Admin\AppData\Local\Temp\nsd2973.tmp\inst.exe 4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe /dT131491501S /e4813309 /t /u4e9422ac-75a8-4a0f-9b5b-46785bc06f2f
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Modifies system certificate store
  - Suspicious use of WriteProcessMemory
  PID:4144
- - C:\Users\Admin\AppData\Local\Temp\nsd2973.tmp\4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe
    "C:\Users\Admin\AppData\Local\Temp\nsd2973.tmp\4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe" /dT131491501S /e4813309 /t /u4e9422ac-75a8-4a0f-9b5b-46785bc06f2f
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1F39B5CFACECFDE48DB25BCA2231FAC6_F0E2901B5CB9DFCB03318B8D06C40A30

Filesize
1KB

MD5
3f4f56ba8e6d4467067ab67d38382af2

SHA1
507bdd129d7e01a8b3f6da087454d4638283b7e9

SHA256
24bcfb5601bfc7f9140013257df5767a2974e0f3182f7df060c026d3be21cc0f

SHA512
3e2a37b61cbc1d7d28d8c6ef772098b523af071e870348e7e233d01ceee52de72ece9445cb622805b283dc19cacfe83ac6f8508711432e3dd473fed5d3b744f2

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EDCF682921FE94F4A02A43CD1A28E6B

Filesize
604B

MD5
a8c8eb8bf71ea727e35148b09b26fec7

SHA1
f4ab4a15766b9d1e7253ecbb20973af8affbdb7c

SHA256
21c9949032173647ca9cd7fd03822577e2eaeefa0954974f9dd8a9d7ed4c0e13

SHA512
dc04414bf8dd78dafef8d5582ced4c8ab9e466354c03ddaa3014c1400934692a4dbabbf6200616e5364b4a69ce4192f283852a126c1e938a1705cd005d0c6d55

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\955CAB6FF6A24D5820D50B5BA1CF79C7_CC1689C2A9A5CB35265F3C2516751959

Filesize
5B

MD5
4842e206e4cfff2954901467ad54169e

SHA1
80c9820ff2efe8aa3d361df7011ae6eee35ec4f0

SHA256
2acab1228e8935d5dfdd1756b8a19698b6c8b786c90f87993ce9799a67a96e4e

SHA512
ff537b1808fcb03cfb52f768fbd7e7bd66baf6a8558ee5b8f2a02f629e021aa88a1df7a8750bae1f04f3b9d86da56f0bdcba2fdbc81d366da6c97eb76ecb6cba

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1F39B5CFACECFDE48DB25BCA2231FAC6_F0E2901B5CB9DFCB03318B8D06C40A30

Filesize
412B

MD5
f3753048ffe0e04070a6f1d764cf3551

SHA1
f325ce21e0c376e82d0dc8e297e258e5ba86f256

SHA256
7e4a4051b32edc4b1d18e8a63e31fee53a36c81bba00cf3f81eae3e291b48fe5

SHA512
229346a06e51af258aec80b5823a19eb92f3103d25096ec6a0331dcac91a503f6bb40d9e309589978453b4935791bb06095706ea3f19014bfe7899694f0db4a4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EDCF682921FE94F4A02A43CD1A28E6B

Filesize
188B

MD5
9237a3311870d0f2fc8cf6d7b5848071

SHA1
a47af01bcecc76e97d19d98f9a254ad88c25b8bf

SHA256
751441b624efa3c5b931709dd9e48597f398dc16ae203cb017d081f42316327e

SHA512
b85f86d8a2c44fcc3b0237b45c30f790ce057c0098d53d80e0d769560a6314e7b4a01afa8a7d40e4a545412037ad1145200d353d07fec94bde8ec82398a2ad50

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\955CAB6FF6A24D5820D50B5BA1CF79C7_AD9E7615297A3A83320AACE5801A04F9

Filesize
404B

MD5
7099eb53879f2f70b32004ff5456923d

SHA1
78a7ce81f3da74cb7cc0db35e6e3bda45c1d313f

SHA256
0cb3549f7c6128652c3ee82ca578c432fcdcf61466ba749dc1e80b247382f500

SHA512
966ec059c611bc88f67aa4f18b30af8ab29acad40c200eba89ccc5060185221fd35dd9c1ba60d1939fc27a63e126ff7b6c1a7c16d67347a30e47119a7bdf8b78

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\955CAB6FF6A24D5820D50B5BA1CF79C7_CC1689C2A9A5CB35265F3C2516751959

Filesize
482B

MD5
af034f010120de24e324c6fe158f6aa8

SHA1
fb11f24748f09797f91c51fd3a4ba241b248019b

SHA256
cc6be2e18cda50e4f6414509da379456c5a84e9b8dfd0c1f6cd6c6b3f95acbbb

SHA512
68370fc5efe11aa3d2f24be370de2b2dc444c13d81e789afbe9a539b0ac7f49ddc4d553fd27b7b9606f372c5e55d95e0f44e73203fbbdc5916a7287d9d4a4a13

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsd2973.tmp\4e9422ac-75a8-4a0f-9b5b-46785bc06f2f.exe

Filesize
163KB

MD5
c79eb4f84596b7e43f7800b158c034c4

SHA1
23c3184f55dc9dce991662f5fd38d95054930f56

SHA256
a153b4705136b923cfc8fcf3fc7cee6539039f410abc99719ff5edb8ef3c23ec

SHA512
5f5eeeb35ecfc95fdf306c2e984ffc0c610c295b3e35fdd9f87d6f03362210e66155910aa16c31ef35162a39a536ee9e0c57463f3d5081e2185e905e9cd759a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsd2973.tmp\inst.exe

Filesize
143KB

MD5
0f9c02df96da8a059c83ddfcfc0f8c6a

SHA1
2a3fa9056603c843a4c086136557c4ad9cd190c3

SHA256
56099fbbb997f4fdee7bcb8fabe62f3d49273028bcee7f12018e6c18b54af455

SHA512
1481ca881e19074da73a46009d35d12e4221ec6f8c9aefe007a0a9d12d52eef4db6c5a38dfda18922d0fffd519c15032997df1df7c79f93361650f91476bbe7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsd2973.tmp\nsExec.dll

Filesize
8KB

MD5
249ae678f0dac4c625c6de6aca53823a

SHA1
6ac2b9e90e8445fed4c45c5dbf2d0227cd3b5201

SHA256
7298024a36310b7c4c112be87b61b62a0b1be493e2d5252a19e5e976daf674ce

SHA512
66e4081a40f3191bf28b810cf8411cb3c8c3e3ec5943e18d6672414fb5e7b4364f862cba44c9115c599ac90890ef02a773e254e7c979e930946bc52b0693aad7

Download Submit
memory/2244-62-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/2244-43-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/2244-60-0x0000000000B10000-0x0000000000B20000-memory.dmp

Filesize
64KB

Download
memory/2244-52-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/2244-59-0x0000000000B10000-0x0000000000B20000-memory.dmp

Filesize
64KB

Download
memory/2244-58-0x0000000000B10000-0x0000000000B20000-memory.dmp

Filesize
64KB

Download
memory/2244-53-0x0000000000B10000-0x0000000000B20000-memory.dmp

Filesize
64KB

Download
memory/4144-26-0x000000001C0E0000-0x000000001C100000-memory.dmp

Filesize
128KB

Download
memory/4144-9-0x00007FF99C700000-0x00007FF99D0A1000-memory.dmp

Filesize
9.6MB

Download
memory/4144-10-0x00007FF99C700000-0x00007FF99D0A1000-memory.dmp

Filesize
9.6MB

Download
memory/4144-11-0x0000000000FE0000-0x0000000000FF0000-memory.dmp

Filesize
64KB

Download
memory/4144-30-0x0000000000FE0000-0x0000000000FF0000-memory.dmp

Filesize
64KB

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memory/4144-42-0x00007FF99C700000-0x00007FF99D0A1000-memory.dmp

Filesize
9.6MB

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memory/4184-57-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

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