Analysis
-
max time kernel
103s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24-03-2023 10:35
Static task
static1
Behavioral task
behavioral1
Sample
bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe
Resource
win10v2004-20230220-en
General
-
Target
bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe
-
Size
539KB
-
MD5
b647021bf6f24456ec2079f7e09dfd18
-
SHA1
1051ee014b65e40c36d257bb358d2838b5493225
-
SHA256
bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f
-
SHA512
ed2381722c8819880d290e10af76f9a8af63adfa31b5dc3ccb814e635a5b0c9ee233bc22def9beca30deb4199b7dfd046a8453dc5ce276f3fb14be4e1f33e687
-
SSDEEP
12288:vqMrsy90BmMdOY4zpWfYNxHI4+3pWHUXOE9+zpr6MU:v6yS4zYfYfS5Ws9epU
Malware Config
Extracted
redline
down
193.233.20.31:4125
-
auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
hero
193.233.20.31:4125
-
auth_value
11f3c75a88ca461bcc8d6bf60a1193e3
Signatures
-
Processes:
pro9171.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro9171.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro9171.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9171.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9171.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9171.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9171.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 34 IoCs
Processes:
resource yara_rule behavioral1/memory/3196-155-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-158-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-160-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-156-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-166-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-168-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-162-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-170-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-172-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-174-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-176-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-178-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-180-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-182-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-184-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-186-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-188-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-190-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-192-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-194-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-196-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-198-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-200-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-202-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-204-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-206-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-208-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-210-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-212-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-214-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-216-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-218-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-220-0x0000000004B20000-0x0000000004B5E000-memory.dmp family_redline behavioral1/memory/3196-1073-0x00000000074E0000-0x00000000074F0000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio8421.exepro9171.exequ2225.exesi181560.exepid process 644 unio8421.exe 4748 pro9171.exe 3196 qu2225.exe 856 si181560.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Processes:
pro9171.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro9171.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exeunio8421.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.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\\\"" bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio8421.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\\\"" unio8421.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
Processes:
WerFault.exepid pid_target process target process 4540 3196 WerFault.exe qu2225.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro9171.exequ2225.exesi181560.exepid process 4748 pro9171.exe 4748 pro9171.exe 3196 qu2225.exe 3196 qu2225.exe 856 si181560.exe 856 si181560.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro9171.exequ2225.exesi181560.exedescription pid process Token: SeDebugPrivilege 4748 pro9171.exe Token: SeDebugPrivilege 3196 qu2225.exe Token: SeDebugPrivilege 856 si181560.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exeunio8421.exedescription pid process target process PID 4180 wrote to memory of 644 4180 bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe unio8421.exe PID 4180 wrote to memory of 644 4180 bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe unio8421.exe PID 4180 wrote to memory of 644 4180 bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe unio8421.exe PID 644 wrote to memory of 4748 644 unio8421.exe pro9171.exe PID 644 wrote to memory of 4748 644 unio8421.exe pro9171.exe PID 644 wrote to memory of 3196 644 unio8421.exe qu2225.exe PID 644 wrote to memory of 3196 644 unio8421.exe qu2225.exe PID 644 wrote to memory of 3196 644 unio8421.exe qu2225.exe PID 4180 wrote to memory of 856 4180 bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe si181560.exe PID 4180 wrote to memory of 856 4180 bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe si181560.exe PID 4180 wrote to memory of 856 4180 bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe si181560.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe"C:\Users\Admin\AppData\Local\Temp\bfffafeeb80d653ed33ef382fc434a5fd42875b2c501c93357caac80db9cbb4f.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4180 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8421.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8421.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:644 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9171.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9171.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4748
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2225.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2225.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3196 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3196 -s 13404⤵
- Program crash
PID:4540
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si181560.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si181560.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:856
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3196 -ip 31961⤵PID:3360
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
-
Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
-
Filesize
397KB
MD59212a643ab148bebdd442528bed4ca18
SHA14b8545c00a5948bbfd1793320ff7660252acf193
SHA256cc85c413ae104a77d58c3d4bab874113d6e5f3345f94b18007bfd6928865ee10
SHA5124b501f676bd0a6ce701695d3fd27a50800e4a54b094564f6480a17aa2aba8284196d44d85890afdeb39146290ca8d45eea4cbec5add57e59e4e44fb5020124a6
-
Filesize
397KB
MD59212a643ab148bebdd442528bed4ca18
SHA14b8545c00a5948bbfd1793320ff7660252acf193
SHA256cc85c413ae104a77d58c3d4bab874113d6e5f3345f94b18007bfd6928865ee10
SHA5124b501f676bd0a6ce701695d3fd27a50800e4a54b094564f6480a17aa2aba8284196d44d85890afdeb39146290ca8d45eea4cbec5add57e59e4e44fb5020124a6
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
355KB
MD512d2e4882296d0bf375aab5e5e798002
SHA16f8efcb236c9a05ac1a4747d713d54b2337382dd
SHA256a9576d21466af9b62339c5b838b1bae2f6296b8007269356c1a0f9d1c9fa4e42
SHA5122c5a1947b8abc736b349e294fceb72eb5c5ff28235c04e46bfc4c5e371899c451f645b7dae761c8b89f79eba8bc7a97926e98ea6643650056942f0811b578ef3
-
Filesize
355KB
MD512d2e4882296d0bf375aab5e5e798002
SHA16f8efcb236c9a05ac1a4747d713d54b2337382dd
SHA256a9576d21466af9b62339c5b838b1bae2f6296b8007269356c1a0f9d1c9fa4e42
SHA5122c5a1947b8abc736b349e294fceb72eb5c5ff28235c04e46bfc4c5e371899c451f645b7dae761c8b89f79eba8bc7a97926e98ea6643650056942f0811b578ef3