marsstealer | 9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51

Analysis

max time kernel
149s
max time network
168s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
17/10/2023, 17:33

Sharing

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General

Target
NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.exe
Size 14.3MB
Sample231017-v4v43aef3x
SHA256 9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51
MD5 f4861e98fd6d99f4049f6a3af73c93ab
SHA1 033920a165678f1c0306b77d4a6c3b1907bbfea7
SHA512 4d69255da2302dee7a9e25bb43667d3b3da6fe50f0e7a007ccf31db74b6bf1673d67ec5c12cfc5f9ae18813fc6ed834946f256357e85c6bead60b4d1e0b51b30
SSDEEP 12288:Lia5AC+QJtocsv3pHHNRsdIjEcw9xiEBsqS/VW94WN4S:Q5+4W
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

marsstealer default stealer

Malware Config

Extracted

Family

marsstealer

Botnet

Default

kenesrakishev.net/wp-cron.php

Signatures

Mars Stealer
An infostealer written in C++ based on other infostealers.
stealer marsstealer

Executes dropped EXE 1 IoCs

pid	Process
2668	WSHEWWI8GET8.exe

Loads dropped DLL 2 IoCs

pid	Process
1616	NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.exe
1616	NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.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 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	WSHEWWI8GET8.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	WSHEWWI8GET8.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 1900000001000000100000002aa1c05e2ae606f198c2c5e937c97aa2030000000100000014000000d1eb23a46d17d68fd92564c2f1f1601764d8e3491d00000001000000100000002e0d6875874a44c820912e85e964cfdb140000000100000014000000a0110a233e96f107ece2af29ef82a57fd030a4b40b00000001000000180000004300b7004f00b7004d00b7004f00b7004400b7004f00000053000000010000002600000030243022060c2b06010401b231010201050130123010060a2b0601040182373c0101030200c0090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703080f00000001000000140000003e8e6487f8fd27d322a269a71edaac5d57811286200000000100000036040000308204323082031aa003020102020101300d06092a864886f70d0101050500307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c18414141204365727469666963617465205365727669636573301e170d3034303130313030303030305a170d3238313233313233353935395a307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c1841414120436572746966696361746520536572766963657330820122300d06092a864886f70d01010105000382010f003082010a0282010100be409df46ee1ea76871c4d45448ebe46c883069dc12afe181f8ee402faf3ab5d508a16310b9a06d0c57022cd492d5463ccb66e68460b53eacb4c24c0bc724eeaf115aef4549a120ac37ab23360e2da8955f32258f3dedccfef8386a28c944f9f68f29890468427c776bfe3cc352c8b5e07646582c048b0a891f9619f762050a891c766b5eb78620356f08a1a13ea31a31ea099fd38f6f62732586f07f56bb8fb142bafb7aaccd6635f738cda0599a838a8cb17783651ace99ef4783a8dcf0fd942e2980cab2f9f0e01deef9f9949f12ddfac744d1b98b547c5e529d1f99018c7629cbe83c7267b3e8a25c7c0dd9de6356810209d8fd8ded2c3849c0d5ee82fc90203010001a381c03081bd301d0603551d0e04160414a0110a233e96f107ece2af29ef82a57fd030a4b4300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff307b0603551d1f047430723038a036a0348632687474703a2f2f63726c2e636f6d6f646f63612e636f6d2f414141436572746966696361746553657276696365732e63726c3036a034a0328630687474703a2f2f63726c2e636f6d6f646f2e6e65742f414141436572746966696361746553657276696365732e63726c300d06092a864886f70d010105050003820101000856fc02f09be8ffa4fad67bc64480ce4fc4c5f60058cca6b6bc1449680476e8e6ee5dec020f60d68d50184f264e01e3e6b0a5eebfbc745441bffdfc12b8c74f5af48960057f60b7054af3f6f1c2bfc4b97486b62d7d6bccd2f346dd2fc6e06ac3c334032c7d96dd5ac20ea70a99c1058bab0c2ff35c3acf6c37550987de53406c58effcb6ab656e04f61bdc3ce05a15c69ed9f15948302165036cece92173ec9b03a1e037ada015188ffaba02cea72ca910132cd4e50826ab229760f8905e74d4a29a53bdf2a968e0a26ec2d76cb1a30f9ebfeb68e756f2aef2e32b383a0981b56b85d7be2ded3f1ab7b263e2f5622c82d46a004150f139839f95e93696986e	WSHEWWI8GET8.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	WSHEWWI8GET8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 2668	1616	NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.exe	28
PID 1616 wrote to memory of 2668	1616	NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.exe	28
PID 1616 wrote to memory of 2668	1616	NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.exe	28
PID 1616 wrote to memory of 2668	1616	NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.NEAS9381b3e371e30b6ba9276a754c2e002cc1cdc38479f9053288c2fd9c79f1db51exeexe_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Users\Admin\AppData\Roaming\WSHEWWI8GET8.exe
  "C:\Users\Admin\AppData\Roaming\WSHEWWI8GET8.exe"
  2⤵
  - Executes dropped EXE
  - Modifies system certificate store
  PID:2668

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

CabD700.tmp

Path C:\Users\Admin\AppData\Local\Temp\CabD700.tmp
Size 61KB
SHA256 6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
MD5 f3441b8572aae8801c04f3060b550443
SHA1 4ef0a35436125d6821831ef36c28ffaf196cda15
SHA512 5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
SSDEEP 1536:RfhMeKBlsociYZAT+4oGNk2rb2oX3bUH+uOlEU:RhV0WXvAa4XNoeudU
MD5 SHA1 SHA512 SSDEEP

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TarD741.tmp

Path C:\Users\Admin\AppData\Local\Temp\TarD741.tmp
Size 163KB
SHA256 bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
MD5 9441737383d21192400eca82fda910ec
SHA1 725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA512 7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
SSDEEP 1536:AA8JXlCUs0RvWqgCyPW5BXNWdm1wpyru2/3EwjYoz0VDTrubmt6t+:AtJXq0RuXCyfdmAyru2/RAKtU
MD5 SHA1 SHA512 SSDEEP

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WSHEWWI8GET8.exe

Path C:\Users\Admin\AppData\Roaming\WSHEWWI8GET8.exe
Size 159KB
SHA256 ae67e66737d5d3618a07d71311b519b08b320945d14dc75e06969e0f7a2862de
MD5 437e9a37722ab6243a47a53c41c104bc
SHA1 606689061baf7eba0af1f174206ac7e3e72f359b
SHA512 dc4e3bfeb455df460182b09fff6e8e78d15c645a34c069a6908c79d976943d7fb6837b638688c22bfa244881dc26df8614ccae62166e7172ef830878375a8639
SSDEEP 3072:U5Jojutl9WnpOmVGHfRVu3LTwuEvXcZGc0AHcJSp8Bb8EG:CJoj/lVGRVwgfcQc0AA8EG
MD5 SHA1 SHA512 SSDEEP

Submit Download

WSHEWWI8GET8.exe

Path C:\Users\Admin\AppData\Roaming\WSHEWWI8GET8.exe
Size 159KB
SHA256 ae67e66737d5d3618a07d71311b519b08b320945d14dc75e06969e0f7a2862de
MD5 437e9a37722ab6243a47a53c41c104bc
SHA1 606689061baf7eba0af1f174206ac7e3e72f359b
SHA512 dc4e3bfeb455df460182b09fff6e8e78d15c645a34c069a6908c79d976943d7fb6837b638688c22bfa244881dc26df8614ccae62166e7172ef830878375a8639
SSDEEP 3072:U5Jojutl9WnpOmVGHfRVu3LTwuEvXcZGc0AHcJSp8Bb8EG:CJoj/lVGRVwgfcQc0AA8EG
MD5 SHA1 SHA512 SSDEEP

Submit Download

WSHEWWI8GET8.exe

Path \Users\Admin\AppData\Roaming\WSHEWWI8GET8.exe
Size 159KB
SHA256 ae67e66737d5d3618a07d71311b519b08b320945d14dc75e06969e0f7a2862de
MD5 437e9a37722ab6243a47a53c41c104bc
SHA1 606689061baf7eba0af1f174206ac7e3e72f359b
SHA512 dc4e3bfeb455df460182b09fff6e8e78d15c645a34c069a6908c79d976943d7fb6837b638688c22bfa244881dc26df8614ccae62166e7172ef830878375a8639
SSDEEP 3072:U5Jojutl9WnpOmVGHfRVu3LTwuEvXcZGc0AHcJSp8Bb8EG:CJoj/lVGRVwgfcQc0AA8EG
MD5 SHA1 SHA512 SSDEEP

Submit Download

WSHEWWI8GET8.exe

Path \Users\Admin\AppData\Roaming\WSHEWWI8GET8.exe
Size 159KB
SHA256 ae67e66737d5d3618a07d71311b519b08b320945d14dc75e06969e0f7a2862de
MD5 437e9a37722ab6243a47a53c41c104bc
SHA1 606689061baf7eba0af1f174206ac7e3e72f359b
SHA512 dc4e3bfeb455df460182b09fff6e8e78d15c645a34c069a6908c79d976943d7fb6837b638688c22bfa244881dc26df8614ccae62166e7172ef830878375a8639
SSDEEP 3072:U5Jojutl9WnpOmVGHfRVu3LTwuEvXcZGc0AHcJSp8Bb8EG:CJoj/lVGRVwgfcQc0AA8EG
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1616-11-0x0000000004640000-0x000000000467D000-memory.dmp

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memory/1616-13-0x0000000004640000-0x000000000467D000-memory.dmp

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memory/1616-0-0x00000000011C0000-0x0000000001234000-memory.dmp

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memory/1616-15-0x0000000074DD0000-0x00000000754BE000-memory.dmp

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memory/1616-2-0x0000000004B70000-0x0000000004BB0000-memory.dmp

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memory/1616-1-0x0000000074DD0000-0x00000000754BE000-memory.dmp

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memory/2668-14-0x0000000000400000-0x000000000043D000-memory.dmp

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memory/2668-69-0x0000000000400000-0x000000000043D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads