Analysis
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max time kernel
136s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10/11/2024, 22:45
Static task
static1
Behavioral task
behavioral1
Sample
55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe
Resource
win10v2004-20241007-en
General
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Target
55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe
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Size
588KB
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MD5
2150c48f59a6f1af9118948d5314db40
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SHA1
6f53939e1425ebafe957ce00a285643f5a6e5304
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SHA256
55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f
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SHA512
cec1727435fa3cb1fa043c831e2f95247d800504e5cfe256615d9429a536aa2b91cb4547c77379a6c5395e1e814b68cdd0c9eb584409a89215879681a7fa9388
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SSDEEP
12288:lgGbg9FOa/bVSttdCl5pBaVCb1pKC9NysJ4JnMjtb:ltbgrVS6zD199NR
Malware Config
Extracted
redline
lada
185.161.248.90:4125
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auth_value
0b3678897547fedafe314eda5a2015ba
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 3 IoCs
resource yara_rule behavioral2/memory/3088-2151-0x00000000058B0000-0x00000000058E2000-memory.dmp family_redline behavioral2/files/0x0002000000022b11-2157.dat family_redline behavioral2/memory/1080-2167-0x0000000000770000-0x000000000079E000-memory.dmp family_redline -
Redline family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation 55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe -
Executes dropped EXE 1 IoCs
pid Process 1080 1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3088 55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3088 wrote to memory of 1080 3088 55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe 86 PID 3088 wrote to memory of 1080 3088 55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe 86 PID 3088 wrote to memory of 1080 3088 55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe"C:\Users\Admin\AppData\Local\Temp\55ec2384eb48f0de5a8235135d8acfbc0250be1085ba988c1176827b4fe87a3f.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3088 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
168KB
MD503728fed675bcde5256342183b1d6f27
SHA1d13eace7d3d92f93756504b274777cc269b222a2
SHA256f1181356c69b3dcebadc67d4c751d01164c929eab2b250b83cdedeedd4cd5ef0
SHA5126e2800d2d4e7dcbcbe1842d78029b75d2faa742c8fd7925ae2486396c3dd8c0b8f66e760f3916e42631cde41c0606c48528a4cb779f124b8d28c7af9197c18d1