Analysis
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max time kernel
42s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
20-10-2022 08:44
Static task
static1
Behavioral task
behavioral1
Sample
ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe
Resource
win7-20220901-en
General
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Target
ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe
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Size
492KB
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MD5
81d3017db518b0b252fbc291a5c7d992
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SHA1
e05a2679511cc7d307c79b3170f9e8baaf87babc
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SHA256
ed28743bfc1a8f95a95e5c6fee5597d6961e497413d8e9b3544588ae7484f3f4
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SHA512
e9380fad8c17727c692c4c661e473be836010d4d456af7a8bb2999153a3c26735e080fa6274a62d2634b0510ecfe4eb4e656234eca2f4a9a03575d959a9cc6bb
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SSDEEP
12288:gOfPr+8CHzhgAOt0AcfAWV5CRbdjNA98wl:hfz+NThghUAWVMRRjNJ
Malware Config
Extracted
redline
@cham1ng
193.106.191.160:8673
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auth_value
296c18e34d670ae41d67c9e09e2546b7
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1000-55-0x00000000002A0000-0x00000000002C0000-memory.dmp family_redline -
Executes dropped EXE 1 IoCs
Processes:
tmp2CDB.tmp.exepid process 688 tmp2CDB.tmp.exe -
Loads dropped DLL 3 IoCs
Processes:
WerFault.exepid process 108 WerFault.exe 108 WerFault.exe 108 WerFault.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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 108 688 WerFault.exe tmp2CDB.tmp.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exepid process 1000 ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exedescription pid process Token: SeDebugPrivilege 1000 ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exetmp2CDB.tmp.exedescription pid process target process PID 1000 wrote to memory of 688 1000 ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe tmp2CDB.tmp.exe PID 1000 wrote to memory of 688 1000 ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe tmp2CDB.tmp.exe PID 1000 wrote to memory of 688 1000 ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe tmp2CDB.tmp.exe PID 1000 wrote to memory of 688 1000 ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe tmp2CDB.tmp.exe PID 688 wrote to memory of 108 688 tmp2CDB.tmp.exe WerFault.exe PID 688 wrote to memory of 108 688 tmp2CDB.tmp.exe WerFault.exe PID 688 wrote to memory of 108 688 tmp2CDB.tmp.exe WerFault.exe PID 688 wrote to memory of 108 688 tmp2CDB.tmp.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe"C:\Users\Admin\AppData\Local\Temp\ED28743BFC1A8F95A95E5C6FEE5597D6961E497413D8E.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmp2CDB.tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp2CDB.tmp.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 688 -s 963⤵
- Loads dropped DLL
- Program crash
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp2CDB.tmp.exeFilesize
74KB
MD5cdd3d44d9e64a113618961f0a4e691b9
SHA1a762037bc50ddb7507d5ef1a20ce813ad990bb54
SHA256dbeb4b5ef3a49b4df0bc816a52f875e5aa6ad674aa8e2b458e9736da0b366ec0
SHA51255146e6464bf74266520341fae0b097ddfea1d6ed7fadf7e0dcf0eba7ac1c29384ad76f245994ea69f68dc85cdcdcb9fc4a2a1eede5db95001dbcd870505a3d8
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\Users\Admin\AppData\Local\Temp\tmp2CDB.tmp.exeFilesize
74KB
MD5cdd3d44d9e64a113618961f0a4e691b9
SHA1a762037bc50ddb7507d5ef1a20ce813ad990bb54
SHA256dbeb4b5ef3a49b4df0bc816a52f875e5aa6ad674aa8e2b458e9736da0b366ec0
SHA51255146e6464bf74266520341fae0b097ddfea1d6ed7fadf7e0dcf0eba7ac1c29384ad76f245994ea69f68dc85cdcdcb9fc4a2a1eede5db95001dbcd870505a3d8
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\Users\Admin\AppData\Local\Temp\tmp2CDB.tmp.exeFilesize
74KB
MD5cdd3d44d9e64a113618961f0a4e691b9
SHA1a762037bc50ddb7507d5ef1a20ce813ad990bb54
SHA256dbeb4b5ef3a49b4df0bc816a52f875e5aa6ad674aa8e2b458e9736da0b366ec0
SHA51255146e6464bf74266520341fae0b097ddfea1d6ed7fadf7e0dcf0eba7ac1c29384ad76f245994ea69f68dc85cdcdcb9fc4a2a1eede5db95001dbcd870505a3d8
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\Users\Admin\AppData\Local\Temp\tmp2CDB.tmp.exeFilesize
74KB
MD5cdd3d44d9e64a113618961f0a4e691b9
SHA1a762037bc50ddb7507d5ef1a20ce813ad990bb54
SHA256dbeb4b5ef3a49b4df0bc816a52f875e5aa6ad674aa8e2b458e9736da0b366ec0
SHA51255146e6464bf74266520341fae0b097ddfea1d6ed7fadf7e0dcf0eba7ac1c29384ad76f245994ea69f68dc85cdcdcb9fc4a2a1eede5db95001dbcd870505a3d8
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memory/108-58-0x0000000000000000-mapping.dmp
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memory/688-56-0x0000000000000000-mapping.dmp
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memory/1000-54-0x00000000010C0000-0x0000000001142000-memory.dmpFilesize
520KB
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memory/1000-55-0x00000000002A0000-0x00000000002C0000-memory.dmpFilesize
128KB