dfdc3e233ac3e2fa9ca941bdc5a442f34b203ce43ad84b5a9e2a425af0e63c52

General

Target

16db635d1bcf3a1b7adaff8be933c094.exe
Size

302KB
MD5

16db635d1bcf3a1b7adaff8be933c094
SHA1

b42723fab702040f0a9a781aa6078a16531c85b6
SHA256

dfdc3e233ac3e2fa9ca941bdc5a442f34b203ce43ad84b5a9e2a425af0e63c52
SHA512

2ed32764977c3876bbac2a6ad8fed59db4698878e0e65f581b2f05c24e56acbe528f4f976a289a225344390782900830840199ea9cd85c55b1740b83a54fca23
SSDEEP

6144:9E1nE0RB3XaRzpbE91syvKeGXz9hZi74YmQ:WnE0Rui9nKa9m

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1876	16db635d1bcf3a1b7adaff8be933c094.exe

Executes dropped EXE 1 IoCs

pid	Process
1876	16db635d1bcf3a1b7adaff8be933c094.exe

Loads dropped DLL 1 IoCs

pid	Process
2724	16db635d1bcf3a1b7adaff8be933c094.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2724-0-0x0000000000400000-0x00000000004E0000-memory.dmp	upx
behavioral1/files/0x000a000000013a1a-11.dat	upx
behavioral1/files/0x000a000000013a1a-15.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	16db635d1bcf3a1b7adaff8be933c094.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	16db635d1bcf3a1b7adaff8be933c094.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	16db635d1bcf3a1b7adaff8be933c094.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 030000000100000014000000a053375bfe84e8b748782c7cee15827a6af5a405140000000100000014000000142eb317b75856cbae500940e61faf9d8b14c2c6040000000100000010000000e829e65d7c4307d6fbc13c179e037a360f0000000100000020000000444ebd67bb83f8807b3921e938ac9178b882bd50aadb11231f044cf5f08df7ce190000000100000010000000f044424c506513d62804c04f719403f91800000001000000100000002fe1f70bb05d7c92335bc5e05b984da620000000010000001a05000030820516308202fea003020102021100912b084acf0c18a753f6d62e25a75f5a300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3230303930343030303030305a170d3235303931353136303030305a3032310b300906035504061302555331163014060355040a130d4c6574277320456e6372797074310b300906035504031302523330820122300d06092a864886f70d01010105000382010f003082010a0282010100bb021528ccf6a094d30f12ec8d5592c3f882f199a67a4288a75d26aab52bb9c54cb1af8e6bf975c8a3d70f4794145535578c9ea8a23919f5823c42a94e6ef53bc32edb8dc0b05cf35938e7edcf69f05a0b1bbec094242587fa3771b313e71cace19befdbe43b45524596a9c153ce34c852eeb5aeed8fde6070e2a554abb66d0e97a540346b2bd3bc66eb66347cfa6b8b8f572999f830175dba726ffb81c5add286583d17c7e709bbf12bf786dcc1da715dd446e3ccad25c188bc60677566b3f118f7a25ce653ff3a88b647a5ff1318ea9809773f9d53f9cf01e5f5a6701714af63a4ff99b3939ddc53a706fe48851da169ae2575bb13cc5203f5ed51a18bdb150203010001a382010830820104300e0603551d0f0101ff040403020186301d0603551d250416301406082b0601050507030206082b0601050507030130120603551d130101ff040830060101ff020100301d0603551d0e04160414142eb317b75856cbae500940e61faf9d8b14c2c6301f0603551d2304183016801479b459e67bb6e5e40173800888c81a58f6e99b6e303206082b0601050507010104263024302206082b060105050730028616687474703a2f2f78312e692e6c656e63722e6f72672f30270603551d1f0420301e301ca01aa0188616687474703a2f2f78312e632e6c656e63722e6f72672f30220603551d20041b30193008060667810c010201300d060b2b0601040182df13010101300d06092a864886f70d01010b0500038202010085ca4e473ea3f7854485bcd56778b29863ad754d1e963d336572542d81a0eac3edf820bf5fccb77000b76e3bf65e94dee4209fa6ef8bb203e7a2b5163c91ceb4ed3902e77c258a47e6656e3f46f4d9f0ce942bee54ce12bc8c274bb8c1982fa2afcd71914a08b7c8b8237b042d08f908573e83d904330a472178098227c32ac89bb9ce5cf264c8c0be79c04f8e6d440c5e92bb2ef78b10e1e81d4429db5920ed63b921f81226949357a01d6504c10a22ae100d4397a1181f7ee0e08637b55ab1bd30bf876e2b2aff214e1b05c3f51897f05eacc3a5b86af02ebc3b33b9ee4bdeccfce4af840b863fc0554336f668e136176a8e99d1ffa540a734b7c0d063393539756ef2ba76c89302e9a94b6c17ce0c02d9bd81fb9fb768d40665b3823d7753f88e7903ad0a3107752a43d8559772c4290ef7c45d4ec8ae468430d7f2855f18a179bbe75e708b07e18693c3b98fdc6171252aafdfed255052688b92dce5d6b5e3da7dd0876c842131ae82f5fbb9abc889173de14ce5380ef6bd2bbd968114ebd5db3d20a77e59d3e2f858f95bb848cdfe5c4f1629fe1e5523afc811b08dea7c9390172ffdaca20947463ff0e9b0b7ff284d6832d6675e1e69a393b8f59d8b2f0bd25243a66f3257654d3281df3853855d7e5d6629eab8dde495b5cdb5561242cdc44ec6253844506decce005518fee94964d44eca979cb45bc073a8abb847c2	16db635d1bcf3a1b7adaff8be933c094.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2724	16db635d1bcf3a1b7adaff8be933c094.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2724	16db635d1bcf3a1b7adaff8be933c094.exe
1876	16db635d1bcf3a1b7adaff8be933c094.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 1876	2724	16db635d1bcf3a1b7adaff8be933c094.exe	29
PID 2724 wrote to memory of 1876	2724	16db635d1bcf3a1b7adaff8be933c094.exe	29
PID 2724 wrote to memory of 1876	2724	16db635d1bcf3a1b7adaff8be933c094.exe	29
PID 2724 wrote to memory of 1876	2724	16db635d1bcf3a1b7adaff8be933c094.exe	29

C:\Users\Admin\AppData\Local\Temp\16db635d1bcf3a1b7adaff8be933c094.exe
"C:\Users\Admin\AppData\Local\Temp\16db635d1bcf3a1b7adaff8be933c094.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Users\Admin\AppData\Local\Temp\16db635d1bcf3a1b7adaff8be933c094.exe
  C:\Users\Admin\AppData\Local\Temp\16db635d1bcf3a1b7adaff8be933c094.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1876

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\16db635d1bcf3a1b7adaff8be933c094.exe

Filesize
92KB

MD5
a1da7b6a1cc8654698903d45682a8616

SHA1
592b8ba559e91372070fa29728bef1593dd8f3c9

SHA256
a64c51af5f8a5bb60ea28c6f37fa83b3af815ebbee7f897a60417eda7fcee874

SHA512
b28955a43861d1b027ba859697c4f548a9041bc0bdcbceef5e959fe65876d67052baa680371b7f630499d46ba8982a15d42df0b1eb6b6758c3f0408afec73f27

Download Submit
\Users\Admin\AppData\Local\Temp\16db635d1bcf3a1b7adaff8be933c094.exe

Filesize
93KB

MD5
9729f276a37934129b2bcd9fa56de41f

SHA1
9b375c0c54734c3ce4dba205ae2e7ec7dc8d6c9f

SHA256
2a9eabc93cb5e54cf10bcb37b2d510e9110bfa900215d49fd19ba7fc9b3532a5

SHA512
55e7ffe8a13eb229829c102ff5b4972ad67f7bbb2fcfea8983ee22730535648b423daa574ebcb7ecd532dd61550000ff51828da75c5e61dc412127aabd90dc1d

Download Submit
memory/1876-17-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/1876-20-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/1876-35-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2724-0-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2724-2-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2724-1-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/2724-16-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2724-34-0x00000000014E0000-0x00000000015C0000-memory.dmp

Filesize
896KB

Download

Analysis

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