Analysis
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max time kernel
90s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
13-04-2024 04:02
Static task
static1
Behavioral task
behavioral1
Sample
NEW SAMPLE PO.exe
Resource
win7-20231129-en
General
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Target
NEW SAMPLE PO.exe
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Size
915KB
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MD5
f7988461991cc954ace2a4b169df17d9
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SHA1
e032858575e890edb3e4d26c3acb1ebd1b0ca4f2
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SHA256
17bddddba2408e1df369a70eedbd0b5a7a14a075add95ff2f8bfd0ee3adca8d6
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SHA512
e1e3d4d5475d45472519f2f0a11d0ea857fc950ce796357dd0c5c253bf831329de96765f9218c45d1539ad1a78551f3197ceb0e81cac9e9451dac3fbcb4572ab
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SSDEEP
24576:9BqNnb4X5EWg6SX5kPkWwM/tZ9qHoz5gq4vtD:9Ynbu+Wg6SjYjp5UvJ
Malware Config
Extracted
redline
cheat
185.222.57.134:55615
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1716-26-0x0000000000400000-0x000000000041E000-memory.dmp family_redline -
SectopRAT payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1716-26-0x0000000000400000-0x000000000041E000-memory.dmp family_sectoprat -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
NEW SAMPLE PO.exePO.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3198953144-1466794930-246379610-1000\Control Panel\International\Geo\Nation NEW SAMPLE PO.exe Key value queried \REGISTRY\USER\S-1-5-21-3198953144-1466794930-246379610-1000\Control Panel\International\Geo\Nation PO.exe -
Executes dropped EXE 3 IoCs
Processes:
PO.exePO.exePO.exepid process 1592 PO.exe 2088 PO.exe 1716 PO.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
PO.exedescription pid process target process PID 1592 set thread context of 1716 1592 PO.exe PO.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
PO.exepowershell.exePO.exepid process 1592 PO.exe 1592 PO.exe 4280 powershell.exe 4280 powershell.exe 1716 PO.exe 1716 PO.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
PO.exepowershell.exePO.exedescription pid process Token: SeDebugPrivilege 1592 PO.exe Token: SeDebugPrivilege 4280 powershell.exe Token: SeDebugPrivilege 1716 PO.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
NEW SAMPLE PO.exePO.exedescription pid process target process PID 4392 wrote to memory of 1592 4392 NEW SAMPLE PO.exe PO.exe PID 4392 wrote to memory of 1592 4392 NEW SAMPLE PO.exe PO.exe PID 4392 wrote to memory of 1592 4392 NEW SAMPLE PO.exe PO.exe PID 1592 wrote to memory of 4280 1592 PO.exe powershell.exe PID 1592 wrote to memory of 4280 1592 PO.exe powershell.exe PID 1592 wrote to memory of 4280 1592 PO.exe powershell.exe PID 1592 wrote to memory of 2088 1592 PO.exe PO.exe PID 1592 wrote to memory of 2088 1592 PO.exe PO.exe PID 1592 wrote to memory of 2088 1592 PO.exe PO.exe PID 1592 wrote to memory of 1716 1592 PO.exe PO.exe PID 1592 wrote to memory of 1716 1592 PO.exe PO.exe PID 1592 wrote to memory of 1716 1592 PO.exe PO.exe PID 1592 wrote to memory of 1716 1592 PO.exe PO.exe PID 1592 wrote to memory of 1716 1592 PO.exe PO.exe PID 1592 wrote to memory of 1716 1592 PO.exe PO.exe PID 1592 wrote to memory of 1716 1592 PO.exe PO.exe PID 1592 wrote to memory of 1716 1592 PO.exe PO.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEW SAMPLE PO.exe"C:\Users\Admin\AppData\Local\Temp\NEW SAMPLE PO.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\RarSFX0\PO.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exeFilesize
529KB
MD58906ff482385ec502923ac55052612be
SHA1c70abf79dd87c93ca721a0ce46a0006132d98650
SHA2566c9cd1a36943a704903e8ea67d89d81b7ba8dbfe79cff853cda0c730743e4362
SHA5128a24a360c4f4c6e534622982e4545b7fa370af2dd5a14e87ab82c379a28774b9819ba256a59e864551fd870003d6a7da4cb4b54f9c73fbfc65a6fd6321924b9f
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qaykzqnb.tl3.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\tmp2715.tmpFilesize
46KB
MD58f5942354d3809f865f9767eddf51314
SHA120be11c0d42fc0cef53931ea9152b55082d1a11e
SHA256776ecf8411b1b0167bea724409ac9d3f8479973df223ecc6e60e3302b3b2b8ea
SHA512fde8dfae8a862cf106b0cb55e02d73e4e4c0527c744c20886681245c8160287f722612a6de9d0046ed1156b1771229c8950b9ac036b39c988d75aa20b7bac218
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C:\Users\Admin\AppData\Local\Temp\tmp2769.tmpFilesize
100KB
MD5dfa47f5133f6318249682154b12817d4
SHA141dcce60db204af24c2ddb0dabdbacc138829830
SHA256adba3f86ec2bf838b5e3bdc186335faf48af776377b2784bd9f3045c6dd6b1b6
SHA5128cd70969c376be2dd23257309a8fd1259c8cddb5797b32292fd8976232f47b24047950347fd4fb98ccbaa3ffed68a0b259d6e51c33ff6f75a67efc5b46f854f4
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C:\Users\Admin\AppData\Local\Temp\tmp27C3.tmpFilesize
48KB
MD5349e6eb110e34a08924d92f6b334801d
SHA1bdfb289daff51890cc71697b6322aa4b35ec9169
SHA256c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
SHA5122a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574
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C:\Users\Admin\AppData\Local\Temp\tmp27E9.tmpFilesize
20KB
MD549693267e0adbcd119f9f5e02adf3a80
SHA13ba3d7f89b8ad195ca82c92737e960e1f2b349df
SHA256d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f
SHA512b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2
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C:\Users\Admin\AppData\Local\Temp\tmp27FE.tmpFilesize
116KB
MD5f70aa3fa04f0536280f872ad17973c3d
SHA150a7b889329a92de1b272d0ecf5fce87395d3123
SHA2568d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
SHA51230675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84
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C:\Users\Admin\AppData\Local\Temp\tmp2849.tmpFilesize
96KB
MD5d367ddfda80fdcf578726bc3b0bc3e3c
SHA123fcd5e4e0e5e296bee7e5224a8404ecd92cf671
SHA2560b8607fdf72f3e651a2a8b0ac7be171b4cb44909d76bb8d6c47393b8ea3d84a0
SHA51240e9239e3f084b4b981431817ca282feb986cf49227911bf3d68845baf2ee626b564c8fabe6e13b97e6eb214da1c02ca09a62bcf5e837900160cf479c104bf77
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memory/1592-18-0x0000000005070000-0x0000000005080000-memory.dmpFilesize
64KB
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memory/1592-23-0x000000000C1A0000-0x000000000C200000-memory.dmpFilesize
384KB
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memory/1592-24-0x000000000F830000-0x000000000F8CC000-memory.dmpFilesize
624KB
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memory/1592-22-0x000000000BF20000-0x000000000BF2C000-memory.dmpFilesize
48KB
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memory/1592-21-0x00000000053A0000-0x00000000053A8000-memory.dmpFilesize
32KB
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memory/1592-20-0x0000000005750000-0x0000000005768000-memory.dmpFilesize
96KB
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memory/1592-19-0x00000000051A0000-0x00000000051AA000-memory.dmpFilesize
40KB
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memory/1592-17-0x00000000050E0000-0x0000000005172000-memory.dmpFilesize
584KB
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memory/1592-16-0x0000000005770000-0x0000000005D14000-memory.dmpFilesize
5.6MB
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memory/1592-15-0x0000000000690000-0x0000000000716000-memory.dmpFilesize
536KB
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memory/1592-31-0x00000000743D0000-0x0000000074B80000-memory.dmpFilesize
7.7MB
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memory/1592-14-0x00000000743D0000-0x0000000074B80000-memory.dmpFilesize
7.7MB
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memory/1716-265-0x0000000006E00000-0x0000000006E76000-memory.dmpFilesize
472KB
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memory/1716-38-0x0000000005880000-0x0000000005E98000-memory.dmpFilesize
6.1MB
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memory/1716-36-0x00000000743D0000-0x0000000074B80000-memory.dmpFilesize
7.7MB
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memory/1716-41-0x0000000005100000-0x0000000005112000-memory.dmpFilesize
72KB
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memory/1716-82-0x0000000006830000-0x00000000069F2000-memory.dmpFilesize
1.8MB
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memory/1716-266-0x0000000006F10000-0x0000000006F2E000-memory.dmpFilesize
120KB
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memory/1716-47-0x0000000005160000-0x000000000519C000-memory.dmpFilesize
240KB
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memory/1716-267-0x00000000743D0000-0x0000000074B80000-memory.dmpFilesize
7.7MB
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memory/1716-53-0x00000000051A0000-0x00000000051EC000-memory.dmpFilesize
304KB
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memory/1716-54-0x0000000005250000-0x0000000005260000-memory.dmpFilesize
64KB
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memory/1716-26-0x0000000000400000-0x000000000041E000-memory.dmpFilesize
120KB
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memory/1716-56-0x0000000005410000-0x000000000551A000-memory.dmpFilesize
1.0MB
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memory/1716-83-0x0000000006F30000-0x000000000745C000-memory.dmpFilesize
5.2MB
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memory/4280-30-0x00000000743D0000-0x0000000074B80000-memory.dmpFilesize
7.7MB
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memory/4280-59-0x000000006FF10000-0x000000006FF5C000-memory.dmpFilesize
304KB
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memory/4280-69-0x0000000006190000-0x00000000061AE000-memory.dmpFilesize
120KB
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memory/4280-70-0x0000000006BE0000-0x0000000006C83000-memory.dmpFilesize
652KB
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memory/4280-71-0x0000000007530000-0x0000000007BAA000-memory.dmpFilesize
6.5MB
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memory/4280-72-0x0000000006EE0000-0x0000000006EFA000-memory.dmpFilesize
104KB
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memory/4280-73-0x0000000006F50000-0x0000000006F5A000-memory.dmpFilesize
40KB
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memory/4280-74-0x0000000007160000-0x00000000071F6000-memory.dmpFilesize
600KB
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memory/4280-75-0x00000000070E0000-0x00000000070F1000-memory.dmpFilesize
68KB
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memory/4280-76-0x0000000007110000-0x000000000711E000-memory.dmpFilesize
56KB
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memory/4280-77-0x0000000007120000-0x0000000007134000-memory.dmpFilesize
80KB
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memory/4280-78-0x0000000007220000-0x000000000723A000-memory.dmpFilesize
104KB
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memory/4280-79-0x0000000007200000-0x0000000007208000-memory.dmpFilesize
32KB
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memory/4280-81-0x00000000743D0000-0x0000000074B80000-memory.dmpFilesize
7.7MB
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memory/4280-58-0x00000000061B0000-0x00000000061E2000-memory.dmpFilesize
200KB
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memory/4280-57-0x00000000022F0000-0x0000000002300000-memory.dmpFilesize
64KB
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memory/4280-55-0x0000000005BD0000-0x0000000005BEE000-memory.dmpFilesize
120KB
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memory/4280-52-0x0000000005570000-0x00000000058C4000-memory.dmpFilesize
3.3MB
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memory/4280-39-0x00000000053E0000-0x0000000005446000-memory.dmpFilesize
408KB
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memory/4280-40-0x0000000005450000-0x00000000054B6000-memory.dmpFilesize
408KB
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memory/4280-37-0x0000000004AE0000-0x0000000004B02000-memory.dmpFilesize
136KB
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memory/4280-35-0x0000000004CB0000-0x00000000052D8000-memory.dmpFilesize
6.2MB
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memory/4280-33-0x00000000022F0000-0x0000000002300000-memory.dmpFilesize
64KB
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memory/4280-32-0x00000000022F0000-0x0000000002300000-memory.dmpFilesize
64KB
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memory/4280-29-0x0000000002290000-0x00000000022C6000-memory.dmpFilesize
216KB