7535039e5f4924478d10ba5001d7afe7ad712ec2c564e50eb5c5b578513f0eb2

General

Target

3a2a1bfcbdf9070cc68e582a3bc43068.exe
Size

10.2MB
MD5

3a2a1bfcbdf9070cc68e582a3bc43068
SHA1

80fd702aac9bb5852e710ae91e78e387d4ae9649
SHA256

7535039e5f4924478d10ba5001d7afe7ad712ec2c564e50eb5c5b578513f0eb2
SHA512

a33ee2b26fd0b8c8d811b98a39431f6aab91352780ca98343a45192a5e60d8f3bb74f33fdf9adb4a891fc38f8326ddd3ea862550113019cbb192c0c104ee9574
SSDEEP

98304:+8/04OY5E0b79ZIkl30g2yOEjjs9/g35e7qxTT4ahNuL7e30g2yOEjjs9/g3:+cjE04dZUju/l2xntDuZUju/

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3052	3a2a1bfcbdf9070cc68e582a3bc43068.exe

Executes dropped EXE 1 IoCs

pid	Process
3052	3a2a1bfcbdf9070cc68e582a3bc43068.exe

Loads dropped DLL 1 IoCs

pid	Process
2156	3a2a1bfcbdf9070cc68e582a3bc43068.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2156-2-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx
behavioral1/files/0x000a000000013a1a-15.dat	upx
behavioral1/files/0x000a000000013a1a-11.dat	upx

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\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	3a2a1bfcbdf9070cc68e582a3bc43068.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 0400000001000000100000000cd2f9e0da1773e9ed864da5e370e74e14000000010000001400000079b459e67bb6e5e40173800888c81a58f6e99b6e030000000100000014000000cabd2a79a1076a31f21d253635cb039d4329a5e80f00000001000000200000003f0411ede9c4477057d57e57883b1f205b20cdc0f3263129b1ee0269a2678f631900000001000000100000002fe1f70bb05d7c92335bc5e05b984da620000000010000006f0500003082056b30820353a0030201020211008210cfb0d240e3594463e0bb63828b00300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3135303630343131303433385a170d3335303630343131303433385a304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f7420583130820222300d06092a864886f70d01010105000382020f003082020a0282020100ade82473f41437f39b9e2b57281c87bedcb7df38908c6e3ce657a078f775c2a2fef56a6ef6004f28dbde68866c4493b6b163fd14126bbf1fd2ea319b217ed1333cba48f5dd79dfb3b8ff12f1219a4bc18a8671694a66666c8f7e3c70bfad292206f3e4c0e680aee24b8fb7997e94039fd347977c99482353e838ae4f0a6f832ed149578c8074b6da2fd0388d7b0370211b75f2303cfa8faeddda63abeb164fc28e114b7ecf0be8ffb5772ef4b27b4ae04c12250c708d0329a0e15324ec13d9ee19bf10b34a8c3f89a36151deac870794f46371ec2ee26f5b9881e1895c34796c76ef3b906279e6dba49a2f26c5d010e10eded9108e16fbb7f7a8f7c7e50207988f360895e7e237960d36759efb0e72b11d9bbc03f94905d881dd05b42ad641e9ac0176950a0fd8dfd5bd121f352f28176cd298c1a80964776e4737baceac595e689d7f72d689c50641293e593edd26f524c911a75aa34c401f46a199b5a73a516e863b9e7d72a712057859ed3e5178150b038f8dd02f05b23e7b4a1c4b730512fcc6eae050137c439374b3ca74e78e1f0108d030d45b7136b407bac130305c48b7823b98a67d608aa2a32982ccbabd83041ba2830341a1d605f11bc2b6f0a87c863b46a8482a88dc769a76bf1f6aa53d198feb38f364dec82b0d0a28fff7dbe21542d422d0275de179fe18e77088ad4ee6d98b3ac6dd27516effbc64f533434f0203010001a3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e0416041479b459e67bb6e5e40173800888c81a58f6e99b6e300d06092a864886f70d01010b05000382020100551f58a9bcb2a850d00cb1d81a6920272908ac61755c8a6ef882e5692fd5f6564bb9b8731059d321977ee74c71fbb2d260ad39a80bea17215685f1500e59ebcee059e9bac915ef869d8f8480f6e4e99190dc179b621b45f06695d27c6fc2ea3bef1fcfcbd6ae27f1a9b0c8aefd7d7e9afa2204ebffd97fea912b22b1170e8ff28a345b58d8fc01c954b9b826cc8a8833894c2d843c82dfee965705ba2cbbf7c4b7c74e3b82be31c822737392d1c280a43939103323824c3c9f86b255981dbe29868c229b9ee26b3b573a82704ddc09c789cb0a074d6ce85d8ec9efceabc7bbb52b4e45d64ad026cce572ca086aa595e315a1f7a4edc92c5fa5fbffac28022ebed77bbbe3717b9016d3075e46537c3707428cd3c4969cd599b52ae0951a8048ae4c3907cecc47a452952bbab8fbadd233537de51d4d6dd5a1b1c7426fe64027355ca328b7078de78d3390e7239ffb509c796c46d5b415b3966e7e9b0c963ab8522d3fd65be1fb08c284fe24a8a389daac6ae1182ab1a843615bd31fdc3b8d76f22de88d75df17336c3d53fb7bcb415fffdca2d06138e196b8ac5d8b37d775d533c09911ae9d41c1727584be0241425f67244894d19b27be073fb9b84f817451e17ab7ed9d23e2bee0d52804133c31039edd7a6c8fc60718c67fde478e3f289e0406cfa5543477bdec899be91743df5bdb5ffe8e1e57a2cd409d7e6222dade1827	3a2a1bfcbdf9070cc68e582a3bc43068.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	3a2a1bfcbdf9070cc68e582a3bc43068.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 030000000100000014000000a053375bfe84e8b748782c7cee15827a6af5a405140000000100000014000000142eb317b75856cbae500940e61faf9d8b14c2c6040000000100000010000000e829e65d7c4307d6fbc13c179e037a360f0000000100000020000000444ebd67bb83f8807b3921e938ac9178b882bd50aadb11231f044cf5f08df7ce190000000100000010000000f044424c506513d62804c04f719403f91800000001000000100000002fe1f70bb05d7c92335bc5e05b984da620000000010000001a05000030820516308202fea003020102021100912b084acf0c18a753f6d62e25a75f5a300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3230303930343030303030305a170d3235303931353136303030305a3032310b300906035504061302555331163014060355040a130d4c6574277320456e6372797074310b300906035504031302523330820122300d06092a864886f70d01010105000382010f003082010a0282010100bb021528ccf6a094d30f12ec8d5592c3f882f199a67a4288a75d26aab52bb9c54cb1af8e6bf975c8a3d70f4794145535578c9ea8a23919f5823c42a94e6ef53bc32edb8dc0b05cf35938e7edcf69f05a0b1bbec094242587fa3771b313e71cace19befdbe43b45524596a9c153ce34c852eeb5aeed8fde6070e2a554abb66d0e97a540346b2bd3bc66eb66347cfa6b8b8f572999f830175dba726ffb81c5add286583d17c7e709bbf12bf786dcc1da715dd446e3ccad25c188bc60677566b3f118f7a25ce653ff3a88b647a5ff1318ea9809773f9d53f9cf01e5f5a6701714af63a4ff99b3939ddc53a706fe48851da169ae2575bb13cc5203f5ed51a18bdb150203010001a382010830820104300e0603551d0f0101ff040403020186301d0603551d250416301406082b0601050507030206082b0601050507030130120603551d130101ff040830060101ff020100301d0603551d0e04160414142eb317b75856cbae500940e61faf9d8b14c2c6301f0603551d2304183016801479b459e67bb6e5e40173800888c81a58f6e99b6e303206082b0601050507010104263024302206082b060105050730028616687474703a2f2f78312e692e6c656e63722e6f72672f30270603551d1f0420301e301ca01aa0188616687474703a2f2f78312e632e6c656e63722e6f72672f30220603551d20041b30193008060667810c010201300d060b2b0601040182df13010101300d06092a864886f70d01010b0500038202010085ca4e473ea3f7854485bcd56778b29863ad754d1e963d336572542d81a0eac3edf820bf5fccb77000b76e3bf65e94dee4209fa6ef8bb203e7a2b5163c91ceb4ed3902e77c258a47e6656e3f46f4d9f0ce942bee54ce12bc8c274bb8c1982fa2afcd71914a08b7c8b8237b042d08f908573e83d904330a472178098227c32ac89bb9ce5cf264c8c0be79c04f8e6d440c5e92bb2ef78b10e1e81d4429db5920ed63b921f81226949357a01d6504c10a22ae100d4397a1181f7ee0e08637b55ab1bd30bf876e2b2aff214e1b05c3f51897f05eacc3a5b86af02ebc3b33b9ee4bdeccfce4af840b863fc0554336f668e136176a8e99d1ffa540a734b7c0d063393539756ef2ba76c89302e9a94b6c17ce0c02d9bd81fb9fb768d40665b3823d7753f88e7903ad0a3107752a43d8559772c4290ef7c45d4ec8ae468430d7f2855f18a179bbe75e708b07e18693c3b98fdc6171252aafdfed255052688b92dce5d6b5e3da7dd0876c842131ae82f5fbb9abc889173de14ce5380ef6bd2bbd968114ebd5db3d20a77e59d3e2f858f95bb848cdfe5c4f1629fe1e5523afc811b08dea7c9390172ffdaca20947463ff0e9b0b7ff284d6832d6675e1e69a393b8f59d8b2f0bd25243a66f3257654d3281df3853855d7e5d6629eab8dde495b5cdb5561242cdc44ec6253844506decce005518fee94964d44eca979cb45bc073a8abb847c2	3a2a1bfcbdf9070cc68e582a3bc43068.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2156	3a2a1bfcbdf9070cc68e582a3bc43068.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2156	3a2a1bfcbdf9070cc68e582a3bc43068.exe
3052	3a2a1bfcbdf9070cc68e582a3bc43068.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 3052	2156	3a2a1bfcbdf9070cc68e582a3bc43068.exe	28
PID 2156 wrote to memory of 3052	2156	3a2a1bfcbdf9070cc68e582a3bc43068.exe	28
PID 2156 wrote to memory of 3052	2156	3a2a1bfcbdf9070cc68e582a3bc43068.exe	28
PID 2156 wrote to memory of 3052	2156	3a2a1bfcbdf9070cc68e582a3bc43068.exe	28

C:\Users\Admin\AppData\Local\Temp\3a2a1bfcbdf9070cc68e582a3bc43068.exe
"C:\Users\Admin\AppData\Local\Temp\3a2a1bfcbdf9070cc68e582a3bc43068.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\3a2a1bfcbdf9070cc68e582a3bc43068.exe
  C:\Users\Admin\AppData\Local\Temp\3a2a1bfcbdf9070cc68e582a3bc43068.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3a2a1bfcbdf9070cc68e582a3bc43068.exe

Filesize
104KB

MD5
f56e4103c6c28b5d3ab93ef2e9f589af

SHA1
6697df28a0b526ddf834ec9c77061058f5482078

SHA256
c017d7f3578a549046f2ba05704e56685e8232f9207ddae5629d1f306b1b7632

SHA512
c87cd9c97d83552fe800e6a1a5929ed5e15ccb29eb2ab96497ea3423ff08742ce8cea71fe68cc91ea3997cd987782793770201fb30a295f87fe220ee5853bf9b

Download Submit
\Users\Admin\AppData\Local\Temp\3a2a1bfcbdf9070cc68e582a3bc43068.exe

Filesize
68KB

MD5
9fa537a2056ccb05febccb0c9a0e91ee

SHA1
cd548229de5557bdb9ea5ae894c33a0687ecd5e8

SHA256
d44a422bb6baca411f0af5dee45229bd4636cf53ea9ba09aefd69de206f179e3

SHA512
8bbd48462f8455bb85cbc856d71d0e3237b23fb97712cdd844cbb06f7d964d3888190d85b47439c54e2da780d69fac8d8a6ec1603632582921d61f4e7ae0f8df

Download Submit
memory/2156-2-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2156-0-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/2156-4-0x0000000002250000-0x00000000024AA000-memory.dmp

Filesize
2.4MB

Download
memory/2156-16-0x0000000004D50000-0x00000000056EE000-memory.dmp

Filesize
9.6MB

Download
memory/2156-14-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/2156-31-0x0000000004D50000-0x00000000056EE000-memory.dmp

Filesize
9.6MB

Download
memory/3052-19-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/3052-21-0x0000000002260000-0x00000000024BA000-memory.dmp

Filesize
2.4MB

Download
memory/3052-32-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download

Analysis

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