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Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2023, 20:15
Static task
static1
Behavioral task
behavioral1
Sample
e88c37f1bb15fcbe857ee8c4d526153f.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
e88c37f1bb15fcbe857ee8c4d526153f.exe
Resource
win10v2004-20230220-en
General
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Target
e88c37f1bb15fcbe857ee8c4d526153f.exe
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Size
1.9MB
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MD5
e88c37f1bb15fcbe857ee8c4d526153f
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SHA1
c52537d8b02f5c9c9ea40f78a7e2c9f8dc78225b
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SHA256
9fbc398697579871e9ed351b5874acacb8b435178b32ff6506a03e5738b2e75f
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SHA512
8065ee3b4fd2130549f016c5accb5f8347812b2b0cf6cc97bf712e6b34d30d3dd893dbcf250db60bd0d17550e36462dce4d3ae33858007af2e19e7ad71e44164
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SSDEEP
49152:IBJ/2XAf/cdSy4ihSiudHKWw7YYlMDFUjcgbeR:ywXI0c5icLKJEYlIFicWe
Malware Config
Extracted
redline
RED
79.137.202.0:81
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auth_value
49e32ec54afd3f75dadad05dbf2e524f
Extracted
laplas
http://79.137.199.252
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api_key
ab77c1513d42148558312d676282a204d8aa055051d315af2056241c7f79c6f4
Signatures
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Detects Redline Stealer samples 1 IoCs
This rule detects the presence of Redline Stealer samples based on their unique strings.
resource yara_rule behavioral2/memory/2484-156-0x0000000005120000-0x0000000005738000-memory.dmp redline_stealer -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation e88c37f1bb15fcbe857ee8c4d526153f.exe Key value queried \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation e32Lke3.exe -
Executes dropped EXE 4 IoCs
pid Process 2172 cqb3grs.exe 3860 o02kvf1u.exe 4488 e32Lke3.exe 4392 svcservice.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" e32Lke3.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2172 set thread context of 2484 2172 cqb3grs.exe 84 PID 3860 set thread context of 3060 3860 o02kvf1u.exe 93 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2308 2172 WerFault.exe 81 2436 3860 WerFault.exe 88 -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 1984 wrote to memory of 2172 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 81 PID 1984 wrote to memory of 2172 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 81 PID 1984 wrote to memory of 2172 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 81 PID 2172 wrote to memory of 2484 2172 cqb3grs.exe 84 PID 2172 wrote to memory of 2484 2172 cqb3grs.exe 84 PID 2172 wrote to memory of 2484 2172 cqb3grs.exe 84 PID 2172 wrote to memory of 2484 2172 cqb3grs.exe 84 PID 2172 wrote to memory of 2484 2172 cqb3grs.exe 84 PID 1984 wrote to memory of 3860 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 88 PID 1984 wrote to memory of 3860 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 88 PID 1984 wrote to memory of 3860 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 88 PID 3860 wrote to memory of 3060 3860 o02kvf1u.exe 93 PID 3860 wrote to memory of 3060 3860 o02kvf1u.exe 93 PID 3860 wrote to memory of 3060 3860 o02kvf1u.exe 93 PID 3860 wrote to memory of 3060 3860 o02kvf1u.exe 93 PID 3860 wrote to memory of 3060 3860 o02kvf1u.exe 93 PID 1984 wrote to memory of 4488 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 97 PID 1984 wrote to memory of 4488 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 97 PID 1984 wrote to memory of 4488 1984 e88c37f1bb15fcbe857ee8c4d526153f.exe 97 PID 4488 wrote to memory of 4392 4488 e32Lke3.exe 100 PID 4488 wrote to memory of 4392 4488 e32Lke3.exe 100 PID 4488 wrote to memory of 4392 4488 e32Lke3.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\e88c37f1bb15fcbe857ee8c4d526153f.exe"C:\Users\Admin\AppData\Local\Temp\e88c37f1bb15fcbe857ee8c4d526153f.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵PID:2484
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 1363⤵
- Program crash
PID:2308
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\o02kvf1u.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\o02kvf1u.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3860 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵PID:3060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3860 -s 1483⤵
- Program crash
PID:2436
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\e32Lke3.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\e32Lke3.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4488 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
PID:4392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2172 -ip 21721⤵PID:1848
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3860 -ip 38601⤵PID:3880
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.3MB
MD53681076e0468f402f6a12e9d586c24b1
SHA192d9039e76ad9166b00d38100994f86ad712818d
SHA256e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f
SHA5125615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828
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Filesize
1.3MB
MD53681076e0468f402f6a12e9d586c24b1
SHA192d9039e76ad9166b00d38100994f86ad712818d
SHA256e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f
SHA5125615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828
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Filesize
1.3MB
MD53681076e0468f402f6a12e9d586c24b1
SHA192d9039e76ad9166b00d38100994f86ad712818d
SHA256e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f
SHA5125615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828
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Filesize
1.1MB
MD5a76d136239408f63bf5b2af3d4dffc0e
SHA17434e0882f2825ba265f69db57e1117a4375636a
SHA256c1d245ae8ca47c4e04608217d82fc94c1c77d10a81ab057f8c605dbfc24b8ccf
SHA512189c0e9ca5975ceaf36806020622ae3a77875039cf68c0c3aa2aa2f6e3fd8da1be559bfa1c6fb30538809d6220a00ffa000f9d17aa5f9d5f79199c1f90998dbe
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Filesize
1.1MB
MD5a76d136239408f63bf5b2af3d4dffc0e
SHA17434e0882f2825ba265f69db57e1117a4375636a
SHA256c1d245ae8ca47c4e04608217d82fc94c1c77d10a81ab057f8c605dbfc24b8ccf
SHA512189c0e9ca5975ceaf36806020622ae3a77875039cf68c0c3aa2aa2f6e3fd8da1be559bfa1c6fb30538809d6220a00ffa000f9d17aa5f9d5f79199c1f90998dbe
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Filesize
1.1MB
MD5a76d136239408f63bf5b2af3d4dffc0e
SHA17434e0882f2825ba265f69db57e1117a4375636a
SHA256c1d245ae8ca47c4e04608217d82fc94c1c77d10a81ab057f8c605dbfc24b8ccf
SHA512189c0e9ca5975ceaf36806020622ae3a77875039cf68c0c3aa2aa2f6e3fd8da1be559bfa1c6fb30538809d6220a00ffa000f9d17aa5f9d5f79199c1f90998dbe
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Filesize
3.6MB
MD59acf9c7921ee24285901751af52097b0
SHA10e6725a2fdc4e1f1bbf6a73f46393cbba4552e12
SHA25698c1105d2e0d9467d2cb9cbd3747b79d7471ecbc22a290653fddc8db3f49b04c
SHA5127f369214f16aca9dcd8c390ab729a1edaffe27f3fce6dc887df7bb39bc6f55ba938ea7c69f3f1dd739da00b899435a0e65750e5cd7cb0fb45272ad32d6e24792
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Filesize
3.6MB
MD59acf9c7921ee24285901751af52097b0
SHA10e6725a2fdc4e1f1bbf6a73f46393cbba4552e12
SHA25698c1105d2e0d9467d2cb9cbd3747b79d7471ecbc22a290653fddc8db3f49b04c
SHA5127f369214f16aca9dcd8c390ab729a1edaffe27f3fce6dc887df7bb39bc6f55ba938ea7c69f3f1dd739da00b899435a0e65750e5cd7cb0fb45272ad32d6e24792
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Filesize
3.6MB
MD59acf9c7921ee24285901751af52097b0
SHA10e6725a2fdc4e1f1bbf6a73f46393cbba4552e12
SHA25698c1105d2e0d9467d2cb9cbd3747b79d7471ecbc22a290653fddc8db3f49b04c
SHA5127f369214f16aca9dcd8c390ab729a1edaffe27f3fce6dc887df7bb39bc6f55ba938ea7c69f3f1dd739da00b899435a0e65750e5cd7cb0fb45272ad32d6e24792
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Filesize
462.1MB
MD52a3ca83488bc6de31b0cbc5e95e452a7
SHA158c1d67f69d94be896b2e2b52f58f454f1b867ec
SHA25662c8604b847753087cc98d59b997c2e2503ed509994c3129f24b5d709c487768
SHA5122748f6aa4f368b45809f4c25d1283089a476cf1573e755fca8c6f9bad4931f8de63f008dbcbfd1ca42b2b7f06ddafe2c0a591c7451e9f9a68c91c6b514f19008
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Filesize
461.8MB
MD50caf438b1dea5cb0db50e19cf79899a4
SHA1c7218b75eb308f24e0e6780e43c34561ce6f1c65
SHA2568c342cf798a515ed0245ed9781a17a9451287a7ac83d54ba019071d7daf793e2
SHA51258f0e667eb5e391162c7417d2e3bc9102acd431c2ee72c04772ceac1f11f5c441c37478a7d9523189114ce3a3552363e5f64b4a17c15a87a89e95323e1f62cca