Analysis Overview
SHA256
669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e
Threat Level: Known bad
The file 669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Executes dropped EXE
Drops startup file
Loads dropped DLL
AutoIT Executable
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-04-06 01:17
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 01:17
Reported
2024-04-06 01:19
Platform
win7-20240221-en
Max time kernel
146s
Max time network
128s
Command Line
Signatures
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
Executes dropped EXE
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe
"C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
Network
Files
memory/1504-10-0x0000000000260000-0x0000000000264000-memory.dmp
\Users\Admin\AppData\Local\directory\name.exe
| MD5 | 0056f9f571a6d4505e4656120e52bb91 |
| SHA1 | 535ec115c8cb2c6d4df4fd559aea28d5db2c3786 |
| SHA256 | 9cde38faf842c3c313144020889056f582c4236bcd0de2fbc1fec6d406a78abd |
| SHA512 | 0a9d0112fa779ce00b2b66812c982f2afc6718486db94b4aa5698193b6e8a8616d0b34a471a449121eddb88f98c425b7636392bb6c24acdf5570d8edac2d03dd |
C:\Users\Admin\AppData\Local\Temp\scroll
| MD5 | d0d973e17f4f9faff0bd11e10be35a45 |
| SHA1 | 8f6f95ff9d4d5ec970e1ce58902122bd682d8828 |
| SHA256 | bc16cad3c5fcd0da9deb63a3ac44b660c6a979b1be970d526feff7cdae679f52 |
| SHA512 | 2e34d179a064b44043350b80a44601a5732d5ee79b201ab517af64bd806a535550288f2d13c2e961e4ca58ef63a0009a5073233619f3e912e3643434e0520367 |
C:\Users\Admin\AppData\Local\Temp\ageless
| MD5 | ffa2e5ab3b36f5f9ae74cff2a038c1d4 |
| SHA1 | 8ed7f9cf5089d8361dac06205f5d4567dd8006f9 |
| SHA256 | afb5de202275b56fd3f692015b0ce44536db0db7659d392f9dc94d58da87c8f7 |
| SHA512 | 4775cfe9550daa79fae22c204b118bffc293059110250456b69b6539594d0d3dbe7dedec6cc53aea1890d88340489a993312f0d887453d3702f8a12c7cbb2492 |
C:\Users\Admin\AppData\Local\Temp\autC9E5.tmp
| MD5 | c800930f609777b6a62bdfb4e0f6d13c |
| SHA1 | 25a5607ea6e7a54390ed56f9132c875f8f03a072 |
| SHA256 | 7c548d6f2a8da0f0f6f446e3e50b2ee13b797a52322a5f2c603d5e1868655d02 |
| SHA512 | 038b8820b95566a9e141f80e6cacfad70926b4e325c68ad0fef65f5fcd8d315421fb04465a4066dfc4f529a350c0cdb4f6a91c9fff6e28531ca2036875b4eaa2 |
C:\Users\Admin\AppData\Local\Temp\autC9A5.tmp
| MD5 | 949169beca0db71049f399b967f83788 |
| SHA1 | 44521a34b25e346477e11b9a3e9263fc155d26d1 |
| SHA256 | 91242813006c5d4b13829eb58c0fafbd8db223f4e08c2b776a7913e81430d7de |
| SHA512 | 1439b96ba9a3641d9bc7c468d696c4ad3b216966bfba099a47ab67f78f0587b55628040afb62fb73b2c2fdccb443c4fb429d02f35c945069a2e348e4500170ac |
C:\Users\Admin\AppData\Local\Temp\scroll
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\directory\name.exe
| MD5 | 812b509162fd0cfa8639c0ec616c89cb |
| SHA1 | 47402066529ec1ba780f0d35c87bfa06349f04d7 |
| SHA256 | aad19d6fd19dffbf4eb34191ee1583d335e1ae2b870f45d81c2c2699234c2bf9 |
| SHA512 | 15736c7bc6cf91c816fc4e06ad7392ca9e9fd16c45014b7911eb3f39bac2b3871420967041b77cf92a21230c7605fdef606eb5deccd0a740288d4bddc8593d16 |
C:\Users\Admin\AppData\Local\directory\name.exe
| MD5 | c402cad57929e243c3e28c1ade94a387 |
| SHA1 | 7a1f9436c6dbd1c796faf22b0a69656331f95310 |
| SHA256 | 5c4e73229b88de07402afe5912a917d9210f5430c685385e07e3f96f3897c367 |
| SHA512 | 629ceb31a120701360b1c036663accd366b5f06f1152694465dd954dde7f09ab5adf3243d1ee28e02d8684447153a17350bf284669c73df04daf24595b73ccef |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 01:17
Reported
2024-04-06 01:20
Platform
win10v2004-20240226-en
Max time kernel
155s
Max time network
165s
Command Line
Signatures
Remcos
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\name.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe
"C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\669813c7b004be6e4fbb29350c526cefa094da76e72bd9914ddd0e84ef03111e.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\directory\name.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2392 --field-trial-handle=2256,i,18272763564106695635,11201593968620719822,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| NL | 193.222.96.75:8823 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 13.107.246.64:443 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| NL | 193.222.96.75:8823 | tcp | |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| NL | 193.222.96.75:8823 | tcp | |
| NL | 193.222.96.75:8823 | tcp | |
| NL | 193.222.96.75:8823 | tcp | |
| NL | 193.222.96.75:8823 | tcp |
Files
memory/3036-10-0x00000000024F0000-0x00000000024F4000-memory.dmp
C:\Users\Admin\AppData\Local\directory\name.exe
| MD5 | 639921a0bfdab9e038d5afb1bbb2152a |
| SHA1 | a0545cc178a48dc3f15cc6bcfe0ffd05579c2133 |
| SHA256 | 6d95701047fa613eb555545c1241b726bbc06b342a8c37723991cf1196882baf |
| SHA512 | 98cc010701f1b8aa2db1d18164302deca1e2d353046510f4d5127b2092986ea05771ee213c57723c3470900cd81d16cfae03f2f2da073cc9a66ab19fa3e3fe5e |
C:\Users\Admin\AppData\Local\Temp\scroll
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Temp\scroll
| MD5 | d0d973e17f4f9faff0bd11e10be35a45 |
| SHA1 | 8f6f95ff9d4d5ec970e1ce58902122bd682d8828 |
| SHA256 | bc16cad3c5fcd0da9deb63a3ac44b660c6a979b1be970d526feff7cdae679f52 |
| SHA512 | 2e34d179a064b44043350b80a44601a5732d5ee79b201ab517af64bd806a535550288f2d13c2e961e4ca58ef63a0009a5073233619f3e912e3643434e0520367 |
C:\Users\Admin\AppData\Local\Temp\ageless
| MD5 | ffa2e5ab3b36f5f9ae74cff2a038c1d4 |
| SHA1 | 8ed7f9cf5089d8361dac06205f5d4567dd8006f9 |
| SHA256 | afb5de202275b56fd3f692015b0ce44536db0db7659d392f9dc94d58da87c8f7 |
| SHA512 | 4775cfe9550daa79fae22c204b118bffc293059110250456b69b6539594d0d3dbe7dedec6cc53aea1890d88340489a993312f0d887453d3702f8a12c7cbb2492 |
C:\Users\Admin\AppData\Local\Temp\autAB06.tmp
| MD5 | c800930f609777b6a62bdfb4e0f6d13c |
| SHA1 | 25a5607ea6e7a54390ed56f9132c875f8f03a072 |
| SHA256 | 7c548d6f2a8da0f0f6f446e3e50b2ee13b797a52322a5f2c603d5e1868655d02 |
| SHA512 | 038b8820b95566a9e141f80e6cacfad70926b4e325c68ad0fef65f5fcd8d315421fb04465a4066dfc4f529a350c0cdb4f6a91c9fff6e28531ca2036875b4eaa2 |
C:\Users\Admin\AppData\Local\Temp\autAAD6.tmp
| MD5 | 949169beca0db71049f399b967f83788 |
| SHA1 | 44521a34b25e346477e11b9a3e9263fc155d26d1 |
| SHA256 | 91242813006c5d4b13829eb58c0fafbd8db223f4e08c2b776a7913e81430d7de |
| SHA512 | 1439b96ba9a3641d9bc7c468d696c4ad3b216966bfba099a47ab67f78f0587b55628040afb62fb73b2c2fdccb443c4fb429d02f35c945069a2e348e4500170ac |
memory/4964-54-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-56-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-58-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-59-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-64-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-65-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 1ecc8147a5b81d2c55c732d874f48a9d |
| SHA1 | 05e48685739e8a473a77e9d6f76df21710ae00da |
| SHA256 | a67574b7030509a544dde3d8d592792f2a28283afff3d617c6ae280a790798ac |
| SHA512 | ca883c65e3d57051c5a380d5fe13197b41e0f23862c946047cac2a374a399d0814ad3ba5fd3392462cfdf03eb5461c59d4a787948251bdc0de37990625e0447e |
memory/4964-68-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-71-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-72-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-78-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-79-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-84-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-85-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-90-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4964-92-0x0000000000400000-0x0000000000482000-memory.dmp