94c45cc52e1fdbdf80a9d376ddbbd316a81d58acc1fa677a09b755e4cff17182

Analysis

max time kernel
136s
max time network
108s
platform
windows7_x64
resource
win7v20210408
submitted
11-05-2021 12:25

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General

Target

po.exe
Size

898KB
MD5

83f6e4e71f9a6638f9caedb14934e3e6
SHA1

f7b05b5d187510060c810229155f290393fc3482
SHA256

94c45cc52e1fdbdf80a9d376ddbbd316a81d58acc1fa677a09b755e4cff17182
SHA512

134cfbb2aac318fde0323702cabc3270221b7870678e1f08a82513151c5fb0a984680cbc755f190c862385a25f4fbb1cfb4c9401ac344b4074e1429fe15145d2

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

380 schtasks.exe

pid	process
380	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

po.exepowershell.exepowershell.exepowershell.exe

pid	process
1628	po.exe
1628	po.exe
1628	po.exe
1628	po.exe
1628	po.exe
1628	po.exe
1628	po.exe
1628	po.exe
1628	po.exe
1628	po.exe
572	powershell.exe
336	powershell.exe
1760	powershell.exe
572	powershell.exe
1760	powershell.exe
336	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exepowershell.exepo.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	336	powershell.exe
Token: SeDebugPrivilege	572	powershell.exe
Token: SeDebugPrivilege	1628	po.exe
Token: SeDebugPrivilege	1760	powershell.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

po.exe

description	pid	process	target process
PID 1628 wrote to memory of 572	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 572	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 572	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 572	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 336	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 336	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 336	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 336	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 380	1628	po.exe	schtasks.exe
PID 1628 wrote to memory of 380	1628	po.exe	schtasks.exe
PID 1628 wrote to memory of 380	1628	po.exe	schtasks.exe
PID 1628 wrote to memory of 380	1628	po.exe	schtasks.exe
PID 1628 wrote to memory of 1760	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 1760	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 1760	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 1760	1628	po.exe	powershell.exe
PID 1628 wrote to memory of 1584	1628	po.exe	po.exe
PID 1628 wrote to memory of 1584	1628	po.exe	po.exe
PID 1628 wrote to memory of 1584	1628	po.exe	po.exe
PID 1628 wrote to memory of 1584	1628	po.exe	po.exe
PID 1628 wrote to memory of 1184	1628	po.exe	po.exe
PID 1628 wrote to memory of 1184	1628	po.exe	po.exe
PID 1628 wrote to memory of 1184	1628	po.exe	po.exe
PID 1628 wrote to memory of 1184	1628	po.exe	po.exe
PID 1628 wrote to memory of 624	1628	po.exe	po.exe
PID 1628 wrote to memory of 624	1628	po.exe	po.exe
PID 1628 wrote to memory of 624	1628	po.exe	po.exe
PID 1628 wrote to memory of 624	1628	po.exe	po.exe
PID 1628 wrote to memory of 1332	1628	po.exe	po.exe
PID 1628 wrote to memory of 1332	1628	po.exe	po.exe
PID 1628 wrote to memory of 1332	1628	po.exe	po.exe
PID 1628 wrote to memory of 1332	1628	po.exe	po.exe
PID 1628 wrote to memory of 316	1628	po.exe	po.exe
PID 1628 wrote to memory of 316	1628	po.exe	po.exe
PID 1628 wrote to memory of 316	1628	po.exe	po.exe
PID 1628 wrote to memory of 316	1628	po.exe	po.exe

C:\Users\Admin\AppData\Local\Temp\po.exe
"C:\Users\Admin\AppData\Local\Temp\po.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1628

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\po.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:572

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wfclToY.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:336

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wfclToY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp26C2.tmp"
2⤵
- Creates scheduled task(s)
PID:380

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wfclToY.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1760

C:\Users\Admin\AppData\Local\Temp\po.exe
"C:\Users\Admin\AppData\Local\Temp\po.exe"
2⤵
PID:1584

C:\Users\Admin\AppData\Local\Temp\po.exe
"C:\Users\Admin\AppData\Local\Temp\po.exe"
2⤵
PID:1184

C:\Users\Admin\AppData\Local\Temp\po.exe
"C:\Users\Admin\AppData\Local\Temp\po.exe"
2⤵
PID:624

C:\Users\Admin\AppData\Local\Temp\po.exe
"C:\Users\Admin\AppData\Local\Temp\po.exe"
2⤵
PID:1332

C:\Users\Admin\AppData\Local\Temp\po.exe
"C:\Users\Admin\AppData\Local\Temp\po.exe"
2⤵
PID:316

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_10a2719f-ab19-452c-9537-375fecbe5f96
MD5
df44874327d79bd75e4264cb8dc01811

SHA1
1396b06debed65ea93c24998d244edebd3c0209d

SHA256
55de642c5c9e436ec01c57004dae797022442c3245daf7162d19a5585f221181

SHA512
95dc9298b8db059bbe746f67e6a7f8515781c7053cc60c01532e47623a996be7e1bd23d1bd8f5f2045adff27454f44930d503c15b695690088841cedbd2a06c3

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_11b9fe7c-edf2-477f-95ba-7f9a157272fc
MD5
d89968acfbd0cd60b51df04860d99896

SHA1
b3c29916ccb81ce98f95bbf3aa8a73de16298b29

SHA256
1020cc7c929cd5a4e68ccb40353ca76f427df363f0d95e456eb79db039bdb2b9

SHA512
b0e886cce598371b59131fed1535e220c798691bad93ef9474ba440066f5a6bd77a60966604b7a5ff6298b2e200c9dd0c8f9f04aff208b2af423480ead4e8842

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1abda922-9e0e-4200-89d0-60796083afcc
MD5
be4d72095faf84233ac17b94744f7084

SHA1
cc78ce5b9c57573bd214a8f423ee622b00ebb1ec

SHA256
b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc

SHA512
43856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_32b21970-4839-4ac5-a2ad-cc925aecc47c
MD5
a725bb9fafcf91f3c6b7861a2bde6db2

SHA1
8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

SHA256
51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

SHA512
1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_32b21970-4839-4ac5-a2ad-cc925aecc47c
MD5
a725bb9fafcf91f3c6b7861a2bde6db2

SHA1
8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

SHA256
51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

SHA512
1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_589eea43-9ce4-4e2c-895a-0f7c2e6a4567
MD5
7f79b990cb5ed648f9e583fe35527aa7

SHA1
71b177b48c8bd745ef02c2affad79ca222da7c33

SHA256
080ec69d3f2abac629a0bdc314f150ad42a9a1b0a031b1d5c7b5b80051c48683

SHA512
20926edf7f0b990da4bd8d7ba91bd8bf7b952b75080f687afa7197a91777604688303d38b4a0a7240b558c23f2e0cd927d3590765109f8be0551f5eb050eafda

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_60554f64-a36e-4439-8748-76f202d7cb75
MD5
02ff38ac870de39782aeee04d7b48231

SHA1
0390d39fa216c9b0ecdb38238304e518fb2b5095

SHA256
fbd66a9baf753db31b8de23f2d51b67f8676687503653103080c45b16f1dc876

SHA512
24a1ff76ee42ff7a5ea42843928c4df07b06178f7781cd840e1e086e88735d81506eb67259ff1e6ce5aaa7c5baea03886da265eb7e025ff4dc4c4b5f8cd3e341

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6ccb18ff-7a22-469e-90e7-ccc861e1432b
MD5
b6d38f250ccc9003dd70efd3b778117f

SHA1
d5a17c02cac698d4f0a4a9b7d71db2aa19e3f18a

SHA256
4de9d7b5ccab7b67ca8efc83084c7ee6e5e872b7216ed4683bc5da950bf41265

SHA512
67d8195836b7f280d3f9219fd0f58276342e55d5dfdd8a4c54355030d96685d73f1b2b6da0eb39322ec7c3a1d1c5ef06b52d22646cea30a96f822de1800d31e9

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7bc5ca8a-50eb-4a28-856a-31595e01418a
MD5
597009ea0430a463753e0f5b1d1a249e

SHA1
4e38b8bb65ecbd5c9f0d3d8c47f7caba33de6c62

SHA256
3fd2a8217a845c43dbc0dc206c28be81d2687aa9ba62019d905aef10cfaec45d

SHA512
5d722fa908e64575b2497c60d142e182011a10c6ed33813b3b4796b3147ece1bc96938518b4c8911a1bac3b7560528ebe3e8e754c11015516d335df5d7c6871d

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_b8218ecf-b049-4a39-9d6b-1bcaf3247185
MD5
354b8209f647a42e2ce36d8cf326cc92

SHA1
98c3117f797df69935f8b09fc9e95accfe3d8346

SHA256
feae405d288fdd38438f9d9b54f791f3ce3805f1bb88780da5aca402ad372239

SHA512
420be869b58e9a7a2c31f2550ac269df832935692a6431d455a10d9b426781e79d91e30ace2c465633b8a7ff2be1bf49734d8b99a390090dc4b36411d4391ff0

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_bd47eb21-a96b-4ccd-99d7-0d9f3f6c10b6
MD5
75a8da7754349b38d64c87c938545b1b

SHA1
5c28c257d51f1c1587e29164cc03ea880c21b417

SHA256
bf08151c174b5d00c9dbc7907b2c6a01b4be76bfa3afce1e8bd98a04ad833c96

SHA512
798797bc74c56c874e9a5fdcb0157c04e37a1b3cce285ef064b01bceef8cec45f11a5198918c6c647220b62883606b5e12e3cca3ea369f3a66e69dea6e15f643

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_c9b427a0-6073-4eb8-9b09-f8e4712d7ab5
MD5
5e3c7184a75d42dda1a83606a45001d8

SHA1
94ca15637721d88f30eb4b6220b805c5be0360ed

SHA256
8278033a65d1ff48be4d86e11f87930d187692f59f8bf2f0a9d170de285afb59

SHA512
fae99b6e9b106e0f1c30aa4082b25ae1ad643455c1295c2c16ad534e3e611b9b08492353ffe1af1cfdddc9b2b7c330747a64012c45e62b8f4a4982dcc214e05b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_edf0f62a-49f7-489d-a026-549f9430d95c
MD5
a70ee38af4bb2b5ed3eeb7cbd1a12fa3

SHA1
81dbaeae4b0f9e1adc0a1e3d6d76a12396498ba9

SHA256
dd2f41f92f19c3fe031bdf5da68ab06768e26762d0077b290cd0094df1d5d58d

SHA512
8c69a5300c7545c5c4b25a0594e6813b6b7a85b5f3ae7fc5464b4074fe6f50b2f49d31cacf19bc20a02bb8e237656f1b9b2a3f6a3953e3a8478ca2adc154e0e3

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
MD5
54abc55e466893d3dd595ee57ab8d0cd

SHA1
c88c68567f3ead9eca45bb224d102bcd551c36fc

SHA256
61b9499b5285f2800f599571db9035f5b4cf1e8a347379023991bc9692d00013

SHA512
a8fae6b4c06fab331a0f4c1111244e749be9c7b1957e95d810242d06d3a9eb655c4808d771cd09e8e54e3847fcd9502f401a3911c134324f9f43367eec521f4a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
MD5
8d6e268b128b780eb51e24a67c50ee28

SHA1
a2449a621179fc325d14ff73d7dd212c40a4caf6

SHA256
41b1de33011492e69186e711efaea09c85145ba36e2af3f4188ee792785771ed

SHA512
7b0a906e1e005b536bd04e031df003bf25861f8b1333d12c6a7c450de7662ab5a4a5096318f94d5fce22de5a201e723b49800455613acb690fad99d8346d75d6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
MD5
13e8d4516eae160f3499df9570f4f302

SHA1
9e47b0754af77eebff282bce98fae4dc2890ece5

SHA256
c7fdb99a733ce6427ec21d6a3dfb22d7971fc1b9564b038ee6ab5d23a5b9409c

SHA512
ee3467b86f904cefbec2705c6909782536478da336cd4f6ebedb49d01b46a3e67f9a38b55e7e92eddea73d34dfd9f1ec245a95d87efcb1e83e7c119781cf1466

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C:\Users\Admin\AppData\Local\Temp\tmp26C2.tmp
MD5
dd9ca173cd5d3d789327ef62bcf5ab45

SHA1
d40d14991c5ec4a78f9dfdff7c252db093f204e6

SHA256
a374ddfbd1d332249eb6e55d912ed0c55522339c1b6fe742a2883cbd54848aee

SHA512
487b347c846ecc4425b47c04df992900a48e4a975d0d42e04fda16e799cffe2bdc7bcdb2735cce10fc2c32ed96ef24f8bfe923a0be01febe1d3a41b320a03baf

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
MD5
d8b2a159caa9d722199f4679952b3c34

SHA1
ba8dec4394ac44ffd29b6f8d62e967bbd18db701

SHA256
dbdd3d3f64ce37fba032d78b44c5026997b5b8fa7cb775267c19cca8b7d3fc9a

SHA512
8d04d28720760b06db170ce95002628ee163a15c3bd825bca9b8a401fe0629438ed00a96b2fdc138e8a7625225e481ae516092975edc0184438cf8dfbfdcbf21

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
MD5
d8b2a159caa9d722199f4679952b3c34

SHA1
ba8dec4394ac44ffd29b6f8d62e967bbd18db701

SHA256
dbdd3d3f64ce37fba032d78b44c5026997b5b8fa7cb775267c19cca8b7d3fc9a

SHA512
8d04d28720760b06db170ce95002628ee163a15c3bd825bca9b8a401fe0629438ed00a96b2fdc138e8a7625225e481ae516092975edc0184438cf8dfbfdcbf21

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memory/336-98-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/336-80-0x0000000004A02000-0x0000000004A03000-memory.dmp

Filesize
4KB

Download
memory/336-68-0x0000000000000000-mapping.dmp

Download
memory/336-91-0x0000000005300000-0x0000000005301000-memory.dmp

Filesize
4KB

Download
memory/336-96-0x0000000005770000-0x0000000005771000-memory.dmp

Filesize
4KB

Download
memory/336-78-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/336-102-0x00000000057B0000-0x00000000057B1000-memory.dmp

Filesize
4KB

Download
memory/336-103-0x0000000006280000-0x0000000006281000-memory.dmp

Filesize
4KB

Download
memory/336-110-0x0000000006310000-0x0000000006311000-memory.dmp

Filesize
4KB

Download
memory/336-132-0x0000000006380000-0x0000000006381000-memory.dmp

Filesize
4KB

Download
memory/336-117-0x00000000056D0000-0x00000000056D1000-memory.dmp

Filesize
4KB

Download
memory/336-133-0x0000000006390000-0x0000000006391000-memory.dmp

Filesize
4KB

Download
memory/336-75-0x0000000004A40000-0x0000000004A41000-memory.dmp

Filesize
4KB

Download
memory/380-70-0x0000000000000000-mapping.dmp

Download
memory/572-66-0x0000000000000000-mapping.dmp

Download
memory/572-79-0x00000000048C2000-0x00000000048C3000-memory.dmp

Filesize
4KB

Download
memory/572-77-0x00000000048C0000-0x00000000048C1000-memory.dmp

Filesize
4KB

Download
memory/572-72-0x0000000000D20000-0x0000000000D21000-memory.dmp

Filesize
4KB

Download
memory/572-67-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/572-88-0x0000000001110000-0x0000000001111000-memory.dmp

Filesize
4KB

Download
memory/1628-64-0x00000000052A0000-0x0000000005369000-memory.dmp

Filesize
804KB

Download
memory/1628-60-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/1628-65-0x0000000005370000-0x0000000005400000-memory.dmp

Filesize
576KB

Download
memory/1628-62-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/1628-63-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/1760-86-0x0000000001350000-0x0000000001351000-memory.dmp

Filesize
4KB

Download
memory/1760-87-0x0000000001352000-0x0000000001353000-memory.dmp

Filesize
4KB

Download
memory/1760-81-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads