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
27-03-2023 18:13
Static task
static1
Behavioral task
behavioral1
Sample
1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe
Resource
win10-20230220-en
General
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Target
1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe
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Size
699KB
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MD5
50cbafa870911ea0a75cb9a2d38db6d6
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SHA1
aaf59edd1911ed2628d6db4cb44faea4a50d88e8
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SHA256
1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89
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SHA512
eec683c180de96e41eb07d7bc897c2b2f4dec3c645cbfeb21df46ed1c89c040737370b1117a924193ce8948f5e89136d3cc35dc326651f2f8c58df0fcff59588
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SSDEEP
12288:PMrLy90SUmo2UsQJicBUOyre0suO6ekI4btrMYNwPSmL+r2Z0qKsrfCdbsWC:MyJSsQ4O1Vu3ldbtrMYNASU9KsIxC
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3295.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3295.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3295.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3295.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3295.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/3812-177-0x00000000028E0000-0x0000000002926000-memory.dmp family_redline behavioral1/memory/3812-178-0x0000000004CC0000-0x0000000004D04000-memory.dmp family_redline behavioral1/memory/3812-180-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-179-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-194-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-200-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-212-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-210-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-208-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-206-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-204-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-202-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-198-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-196-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-192-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-190-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-188-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-186-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-184-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/3812-182-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 5032 un463265.exe 2080 pro3295.exe 3812 qu5890.exe 3052 si658230.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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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro3295.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro3295.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un463265.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\\\"" un463265.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.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\\\"" 1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.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
pid Process 2080 pro3295.exe 2080 pro3295.exe 3812 qu5890.exe 3812 qu5890.exe 3052 si658230.exe 3052 si658230.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2080 pro3295.exe Token: SeDebugPrivilege 3812 qu5890.exe Token: SeDebugPrivilege 3052 si658230.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2148 wrote to memory of 5032 2148 1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe 66 PID 2148 wrote to memory of 5032 2148 1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe 66 PID 2148 wrote to memory of 5032 2148 1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe 66 PID 5032 wrote to memory of 2080 5032 un463265.exe 67 PID 5032 wrote to memory of 2080 5032 un463265.exe 67 PID 5032 wrote to memory of 2080 5032 un463265.exe 67 PID 5032 wrote to memory of 3812 5032 un463265.exe 68 PID 5032 wrote to memory of 3812 5032 un463265.exe 68 PID 5032 wrote to memory of 3812 5032 un463265.exe 68 PID 2148 wrote to memory of 3052 2148 1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe 70 PID 2148 wrote to memory of 3052 2148 1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe 70 PID 2148 wrote to memory of 3052 2148 1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe"C:\Users\Admin\AppData\Local\Temp\1a55ceebc680ab1962a8ebc20831cd5a6ab90c20da2b79518995a0285fb48b89.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un463265.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un463265.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5032 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3295.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3295.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\qu5890.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5890.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3812
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si658230.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si658230.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3052
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD550c9507f225b00c4550706a29afd9d85
SHA1808ba3e1ca7e6cbaebcdb4b40495c14f90ebc324
SHA256f9797252135fa58da2396cd9cd0d2451e6abea8ac0b9ff8bff886af4e290aa29
SHA5129183b995983e77f560fb24158135981287ed1492ad8ef2d21246db0207106322b7d0a37d085f1375bbabdf0112e40c7bdbab01020bb33f2615a2b8e89591c7c9
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Filesize
175KB
MD550c9507f225b00c4550706a29afd9d85
SHA1808ba3e1ca7e6cbaebcdb4b40495c14f90ebc324
SHA256f9797252135fa58da2396cd9cd0d2451e6abea8ac0b9ff8bff886af4e290aa29
SHA5129183b995983e77f560fb24158135981287ed1492ad8ef2d21246db0207106322b7d0a37d085f1375bbabdf0112e40c7bdbab01020bb33f2615a2b8e89591c7c9
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Filesize
557KB
MD5733166228e9dddb7f7f3170cdf2d8f96
SHA1395d35345a99618049b661b1169b84debf96ee0e
SHA256b28109ab5396494418dc5f2cc3b3f162e645929fccacdc6f14fc24ad8f2a1a63
SHA51201bea7b9e48b53817c4fdc3ec22434cd3a4fe33b7d61a1d812dbea9405f6b5308998c46636fbcc254129778ca8732a1e7549ae7972db161a1cc0314db0987920
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Filesize
557KB
MD5733166228e9dddb7f7f3170cdf2d8f96
SHA1395d35345a99618049b661b1169b84debf96ee0e
SHA256b28109ab5396494418dc5f2cc3b3f162e645929fccacdc6f14fc24ad8f2a1a63
SHA51201bea7b9e48b53817c4fdc3ec22434cd3a4fe33b7d61a1d812dbea9405f6b5308998c46636fbcc254129778ca8732a1e7549ae7972db161a1cc0314db0987920
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Filesize
307KB
MD54fa00e47c7079de6b0213361530b87a4
SHA129cbef824e4c36fcb6420321d0cd73348f55aad9
SHA256f679384aaeb01f2c38ff63fa2cee9b2acfc9ac1c3a60819980ed33bf6c356b0e
SHA512f96d40171d6fe89fa32d8ffa65a22799a19daecbc6cb37d7ba9d389ba13b9fae8d89f11dd2ce4f639b6d568ef43af5d55cda33e1802b448f2f3047bc169decdc
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Filesize
307KB
MD54fa00e47c7079de6b0213361530b87a4
SHA129cbef824e4c36fcb6420321d0cd73348f55aad9
SHA256f679384aaeb01f2c38ff63fa2cee9b2acfc9ac1c3a60819980ed33bf6c356b0e
SHA512f96d40171d6fe89fa32d8ffa65a22799a19daecbc6cb37d7ba9d389ba13b9fae8d89f11dd2ce4f639b6d568ef43af5d55cda33e1802b448f2f3047bc169decdc
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Filesize
366KB
MD5d56cf13caa4575396b6a8e0efecc11af
SHA1a5f3fde4d470c620810d889df0d1fd3a97f494b3
SHA256be2ddbbc4642e79bcff546eaedf137fb99606ff5b4c303e0bdabf447c4b7a429
SHA512d030198ff45a6c7a90fd569a6dc65b63bdf9299ab924f8c83ca6502ab1350f54dac28f4308fefb2edd761c2834976d09f3ca471b809a6b5992f236fac5b5684d
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Filesize
366KB
MD5d56cf13caa4575396b6a8e0efecc11af
SHA1a5f3fde4d470c620810d889df0d1fd3a97f494b3
SHA256be2ddbbc4642e79bcff546eaedf137fb99606ff5b4c303e0bdabf447c4b7a429
SHA512d030198ff45a6c7a90fd569a6dc65b63bdf9299ab924f8c83ca6502ab1350f54dac28f4308fefb2edd761c2834976d09f3ca471b809a6b5992f236fac5b5684d