Analysis
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max time kernel
83s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
11-05-2023 18:31
Static task
static1
Behavioral task
behavioral1
Sample
e48e8bd7c034de883faae60da15ddc3f.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
e48e8bd7c034de883faae60da15ddc3f.exe
Resource
win10v2004-20230220-en
General
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Target
e48e8bd7c034de883faae60da15ddc3f.exe
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Size
653KB
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MD5
e48e8bd7c034de883faae60da15ddc3f
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SHA1
ac79da066a83feaba8a70a1f0f6456fe8e39ecc2
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SHA256
8e406bd2fa24428c369151006c1d3b563675ddac328964b30a6429f64f17077d
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SHA512
6a2c9b84e6c21657075ec854776deee7112689ece4d4cd2c0d2f5566b6802eb900dcd4edeb868112ca7654518dd9ee71e4a9ba4cff2eb848dd0aef8a995ef335
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SSDEEP
12288:AhmPsUOWatCsPAzRa5DFIsfhknQ3O3Fa0L/as+26q2:ImPxfQCZUlFIpnQkoJs+26
Malware Config
Extracted
Protocol: smtp- Host:
cp5ua.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$
Extracted
snakekeylogger
Protocol: smtp- Host:
cp5ua.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$ - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 7 IoCs
resource yara_rule behavioral1/memory/1388-63-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1388-64-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1388-66-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1388-68-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1388-70-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1388-71-0x0000000004AB0000-0x0000000004AF0000-memory.dmp family_snakekeylogger behavioral1/memory/1388-109-0x0000000004AB0000-0x0000000004AF0000-memory.dmp family_snakekeylogger -
StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 7 IoCs
resource yara_rule behavioral1/memory/1388-63-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1388-64-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1388-66-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1388-68-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1388-70-0x0000000000400000-0x0000000000426000-memory.dmp family_stormkitty behavioral1/memory/1388-71-0x0000000004AB0000-0x0000000004AF0000-memory.dmp family_stormkitty behavioral1/memory/1388-109-0x0000000004AB0000-0x0000000004AF0000-memory.dmp family_stormkitty -
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 Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e48e8bd7c034de883faae60da15ddc3f.exe Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e48e8bd7c034de883faae60da15ddc3f.exe Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e48e8bd7c034de883faae60da15ddc3f.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1676 set thread context of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1388 e48e8bd7c034de883faae60da15ddc3f.exe 1388 e48e8bd7c034de883faae60da15ddc3f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1388 e48e8bd7c034de883faae60da15ddc3f.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1388 e48e8bd7c034de883faae60da15ddc3f.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 PID 1676 wrote to memory of 1388 1676 e48e8bd7c034de883faae60da15ddc3f.exe 28 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e48e8bd7c034de883faae60da15ddc3f.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e48e8bd7c034de883faae60da15ddc3f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e48e8bd7c034de883faae60da15ddc3f.exe"C:\Users\Admin\AppData\Local\Temp\e48e8bd7c034de883faae60da15ddc3f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Users\Admin\AppData\Local\Temp\e48e8bd7c034de883faae60da15ddc3f.exe"C:\Users\Admin\AppData\Local\Temp\e48e8bd7c034de883faae60da15ddc3f.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1388
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
62KB
MD53ac860860707baaf32469fa7cc7c0192
SHA1c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c
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Filesize
164KB
MD54ff65ad929cd9a367680e0e5b1c08166
SHA1c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27