Analysis
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max time kernel
56s -
max time network
73s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
28-03-2023 07:44
Static task
static1
Behavioral task
behavioral1
Sample
f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe
Resource
win10-20230220-en
General
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Target
f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe
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Size
687KB
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MD5
9299d187c6ad98aeb0ec053ad1384426
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SHA1
3fa074f5f2a0f4a912dff112cbdb9a34a16a55f9
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SHA256
f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792
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SHA512
c4ab7a046ddf45bd4a4529355d7e038941343c82658822b50cb61d13dd5a0ff928c7bde763df1469cb6f2f6695ec8425f95bde4c120b1e88f7b5e15848da4aa6
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SSDEEP
12288:yMrzy9097ZkKjsy3x4cvThxwCzs6yjeBwP5Ojk9MlJgLUqWuXXaCz7bPT:9yqVLYy3x3r5z8jek5Qk9kgLUuXKCzfL
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
from
176.113.115.145:4125
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auth_value
8633e283485822a4a48f0a41d5397566
Signatures
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Processes:
pro0065.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0065.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0065.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0065.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0065.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0065.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 21 IoCs
Processes:
resource yara_rule behavioral1/memory/3928-177-0x00000000047E0000-0x0000000004826000-memory.dmp family_redline behavioral1/memory/3928-180-0x00000000049A0000-0x00000000049E4000-memory.dmp family_redline behavioral1/memory/3928-182-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-181-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-184-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-189-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-191-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-187-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-193-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-195-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-197-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-201-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-199-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-203-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-205-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-207-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-211-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-209-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-213-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-215-0x00000000049A0000-0x00000000049DF000-memory.dmp family_redline behavioral1/memory/3928-1096-0x0000000002E60000-0x0000000002E70000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un037752.exepro0065.exequ5894.exesi075145.exepid process 5032 un037752.exe 2080 pro0065.exe 3928 qu5894.exe 4784 si075145.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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Processes:
pro0065.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro0065.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0065.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exeun037752.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un037752.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" un037752.exe -
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 behavior: EnumeratesProcesses 6 IoCs
Processes:
pro0065.exequ5894.exesi075145.exepid process 2080 pro0065.exe 2080 pro0065.exe 3928 qu5894.exe 3928 qu5894.exe 4784 si075145.exe 4784 si075145.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro0065.exequ5894.exesi075145.exedescription pid process Token: SeDebugPrivilege 2080 pro0065.exe Token: SeDebugPrivilege 3928 qu5894.exe Token: SeDebugPrivilege 4784 si075145.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exeun037752.exedescription pid process target process PID 8 wrote to memory of 5032 8 f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe un037752.exe PID 8 wrote to memory of 5032 8 f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe un037752.exe PID 8 wrote to memory of 5032 8 f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe un037752.exe PID 5032 wrote to memory of 2080 5032 un037752.exe pro0065.exe PID 5032 wrote to memory of 2080 5032 un037752.exe pro0065.exe PID 5032 wrote to memory of 2080 5032 un037752.exe pro0065.exe PID 5032 wrote to memory of 3928 5032 un037752.exe qu5894.exe PID 5032 wrote to memory of 3928 5032 un037752.exe qu5894.exe PID 5032 wrote to memory of 3928 5032 un037752.exe qu5894.exe PID 8 wrote to memory of 4784 8 f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe si075145.exe PID 8 wrote to memory of 4784 8 f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe si075145.exe PID 8 wrote to memory of 4784 8 f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe si075145.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe"C:\Users\Admin\AppData\Local\Temp\f17c431956300a0d846a7bc8bd98031282b7b7720480f62ca7b9e3e5d3a39792.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:8 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un037752.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un037752.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5032 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0065.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0065.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2080
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5894.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5894.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3928
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si075145.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si075145.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4784
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5e5182e210a28ceba907defafe9496c6d
SHA1c2e03ffd58f207d026875b0ec93ea7b4e90968c4
SHA256ce05122d4a087af7b2b1b4caea0f7865392dfd88062697b044e26b7b5431c779
SHA512166757281bbf95b088e2f9e13adc498a50edce6bad08d179748eeb6265c45c1cc43df2de8264f578f9c77fa4c3fdd39ae2909b37b3c1c2cf8dfd7852a6479935
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Filesize
175KB
MD5e5182e210a28ceba907defafe9496c6d
SHA1c2e03ffd58f207d026875b0ec93ea7b4e90968c4
SHA256ce05122d4a087af7b2b1b4caea0f7865392dfd88062697b044e26b7b5431c779
SHA512166757281bbf95b088e2f9e13adc498a50edce6bad08d179748eeb6265c45c1cc43df2de8264f578f9c77fa4c3fdd39ae2909b37b3c1c2cf8dfd7852a6479935
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Filesize
545KB
MD5504e8c763cd3adb79c9468f56473d46a
SHA19d1a05cf2be3d8ac2d02ba7d84cbbb36271b329a
SHA25691771b5583f66fc2c4ea37273fda23741d56b4deaa4e2fe60215001bcf88a256
SHA5120ba10f31085992ea62df9524ee33df0332fa5d6d792df20c45b28d98466d12faf7b900aa9e13040db89ec64846c051ea7dfc5eac59310483dbc6307189a8b58c
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Filesize
545KB
MD5504e8c763cd3adb79c9468f56473d46a
SHA19d1a05cf2be3d8ac2d02ba7d84cbbb36271b329a
SHA25691771b5583f66fc2c4ea37273fda23741d56b4deaa4e2fe60215001bcf88a256
SHA5120ba10f31085992ea62df9524ee33df0332fa5d6d792df20c45b28d98466d12faf7b900aa9e13040db89ec64846c051ea7dfc5eac59310483dbc6307189a8b58c
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Filesize
321KB
MD5a66e4a6c58d649bcd96a7279ad9171f8
SHA1f8aabc310de0defd6c205d153d4daa4ad37af251
SHA256bb533bb6740906a68bd72dac2fd95cb88e04173eb9f03c79cde4591abd71d21c
SHA512473624413e0d1a467a22d4a82c6ac6459e9f8ca35033363913bc8ef0b311be52fb5c117c209d6dece62f1d649fb4222c8dba64ae879234f6b1ca159a5c0c0c5b
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Filesize
321KB
MD5a66e4a6c58d649bcd96a7279ad9171f8
SHA1f8aabc310de0defd6c205d153d4daa4ad37af251
SHA256bb533bb6740906a68bd72dac2fd95cb88e04173eb9f03c79cde4591abd71d21c
SHA512473624413e0d1a467a22d4a82c6ac6459e9f8ca35033363913bc8ef0b311be52fb5c117c209d6dece62f1d649fb4222c8dba64ae879234f6b1ca159a5c0c0c5b
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Filesize
380KB
MD553b87629e7c6444816e6e624fdbcd232
SHA1cc5ca9bbcbb53903839ec72b028a9c87ccb5ba9b
SHA2567aff6bc3738c04b84fe8a38086152074050bd5ac79c2d3ef23dd09b86526d0ec
SHA5125a2e6414d5d4bf8dda6710e57585c043240e5a3d79fb4085900a53c09bfa8499994913664bff09ec85f746997413d43803b854b7eaddde55d0e5ef5bec306e15
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Filesize
380KB
MD553b87629e7c6444816e6e624fdbcd232
SHA1cc5ca9bbcbb53903839ec72b028a9c87ccb5ba9b
SHA2567aff6bc3738c04b84fe8a38086152074050bd5ac79c2d3ef23dd09b86526d0ec
SHA5125a2e6414d5d4bf8dda6710e57585c043240e5a3d79fb4085900a53c09bfa8499994913664bff09ec85f746997413d43803b854b7eaddde55d0e5ef5bec306e15