Analysis
-
max time kernel
77s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22/03/2023, 04:32
Static task
static1
Behavioral task
behavioral1
Sample
e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe
Resource
win10v2004-20230220-en
General
-
Target
e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe
-
Size
545KB
-
MD5
c176c03869b134542fc610d8bb7abe2e
-
SHA1
e88f88c57e79ed592cde97cbf42d02e9b0be200b
-
SHA256
e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828
-
SHA512
91e84de2a0feb1eb2ece4b31eadb985e597c79314bde8ede9737662bd7259bce321d31ab4ab93d33811a690edffdd908db5372c124431761e13257fea0348a98
-
SSDEEP
12288:nMrQy90HUuu4vhicM3IsDInA+VObc+6DFW34Gy8NKZjMa+kyZ:byeUBqiT31J+cbcHFW34G5kZjMaFyZ
Malware Config
Extracted
redline
down
193.233.20.31:4125
-
auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
polo
193.233.20.31:4125
-
auth_value
f1a1b1041a864e0f1f788d42ececa8b3
Signatures
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro7620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7620.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 34 IoCs
resource yara_rule behavioral1/memory/4528-154-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-155-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-157-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-159-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-163-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-161-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-165-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-171-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-169-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-173-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-175-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-177-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-167-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-179-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-184-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-187-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-189-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-197-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-199-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-201-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-195-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-205-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-211-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-213-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-215-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-221-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-219-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-217-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-209-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-207-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-203-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-193-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-191-0x00000000029A0000-0x00000000029DE000-memory.dmp family_redline behavioral1/memory/4528-1073-0x0000000002840000-0x0000000002850000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3280 unio0858.exe 3912 pro7620.exe 4528 qu6432.exe 2244 si649289.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7620.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process 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\\\"" e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio0858.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\\\"" unio0858.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Program crash 1 IoCs
pid pid_target Process procid_target 1224 4528 WerFault.exe 97 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3912 pro7620.exe 3912 pro7620.exe 4528 qu6432.exe 4528 qu6432.exe 2244 si649289.exe 2244 si649289.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3912 pro7620.exe Token: SeDebugPrivilege 4528 qu6432.exe Token: SeDebugPrivilege 2244 si649289.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1392 wrote to memory of 3280 1392 e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe 87 PID 1392 wrote to memory of 3280 1392 e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe 87 PID 1392 wrote to memory of 3280 1392 e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe 87 PID 3280 wrote to memory of 3912 3280 unio0858.exe 88 PID 3280 wrote to memory of 3912 3280 unio0858.exe 88 PID 3280 wrote to memory of 4528 3280 unio0858.exe 97 PID 3280 wrote to memory of 4528 3280 unio0858.exe 97 PID 3280 wrote to memory of 4528 3280 unio0858.exe 97 PID 1392 wrote to memory of 2244 1392 e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe 100 PID 1392 wrote to memory of 2244 1392 e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe 100 PID 1392 wrote to memory of 2244 1392 e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe"C:\Users\Admin\AppData\Local\Temp\e4ce808a8a46e1dd2cf51034f869ca53f721ad80fe3b906aec74eb55a36f7828.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0858.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0858.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3280 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7620.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7620.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3912
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6432.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6432.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4528 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 20124⤵
- Program crash
PID:1224
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si649289.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si649289.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2244
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4528 -ip 45281⤵PID:852
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
175KB
MD544a26d7004f8b65e1a8bac0ccac86d6a
SHA130b583c2c04c1167703ae255b4d44b96b411c8ff
SHA25637384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9
SHA51217788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b
-
Filesize
175KB
MD544a26d7004f8b65e1a8bac0ccac86d6a
SHA130b583c2c04c1167703ae255b4d44b96b411c8ff
SHA25637384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9
SHA51217788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b
-
Filesize
403KB
MD5112e65a1d7ee2e14584cc06461515dad
SHA1595214c75f7c9a1acde10fec713bd8a3e22e3d1e
SHA256e5f583bd0f57717c5cacae5c4fbcde382ebd0a37933b4132faf71e9d3c3869c8
SHA51226e10385d5fed5ed952ff7e6a84b6a63e801d756f029d16252ad361e59ee6956934f19da3ad15077678e68d95751facf05a669357d69b85477473a0046000f30
-
Filesize
403KB
MD5112e65a1d7ee2e14584cc06461515dad
SHA1595214c75f7c9a1acde10fec713bd8a3e22e3d1e
SHA256e5f583bd0f57717c5cacae5c4fbcde382ebd0a37933b4132faf71e9d3c3869c8
SHA51226e10385d5fed5ed952ff7e6a84b6a63e801d756f029d16252ad361e59ee6956934f19da3ad15077678e68d95751facf05a669357d69b85477473a0046000f30
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
351KB
MD53aef9f48d02fd22875ab844f3082cf14
SHA16ff7973f070d12f4aae5a8b95a5ba0fcb09b2480
SHA2563be62508c78f3c3b305537f61711252c69a80a478ed6e55693b8ce375466d941
SHA512a94ed44c7c71884c34251715fa02796cadb80ee18cd5a64709b808f96157de125689a49715f8dab16a936a512be23d56032a00449291262eda99f5837df72fad
-
Filesize
351KB
MD53aef9f48d02fd22875ab844f3082cf14
SHA16ff7973f070d12f4aae5a8b95a5ba0fcb09b2480
SHA2563be62508c78f3c3b305537f61711252c69a80a478ed6e55693b8ce375466d941
SHA512a94ed44c7c71884c34251715fa02796cadb80ee18cd5a64709b808f96157de125689a49715f8dab16a936a512be23d56032a00449291262eda99f5837df72fad