Analysis
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max time kernel
144s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
19/07/2023, 06:23
Static task
static1
Behavioral task
behavioral1
Sample
DHL AWB 5016240032.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
DHL AWB 5016240032.exe
Resource
win10v2004-20230703-en
General
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Target
DHL AWB 5016240032.exe
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Size
593KB
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MD5
886fab64c6bbcf0791e49b5c030a8c99
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SHA1
7185f370d3fe7b50e75a3b108f24576bb4fe07bb
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SHA256
8a22014ada2999b66ab041f0aa93f42fb50b481778ce709272209dc9a96a9135
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SHA512
31f53738e6bc184aff978ce2cd087281a5eb9aa0d83e2ee0f448fc86b8fa00366941b9511ffee0916efe6ba525521606425c406a566815ce19e06376a033282a
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SSDEEP
12288:VPYPfY7Q+N3y/VmTcMub+c1buATna6do3wKCMKpcDAhe:VPYPgdN3ypZb++6ATna6dYwT2Ahe
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.keresa.com.my - Port:
587 - Username:
[email protected] - Password:
Keresa123+- - 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 1 IoCs
resource yara_rule behavioral2/memory/2136-142-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL AWB 5016240032.exe Key opened \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL AWB 5016240032.exe Key opened \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL AWB 5016240032.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 34 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 372 set thread context of 2136 372 DHL AWB 5016240032.exe 97 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 372 DHL AWB 5016240032.exe 372 DHL AWB 5016240032.exe 372 DHL AWB 5016240032.exe 372 DHL AWB 5016240032.exe 2136 DHL AWB 5016240032.exe 2136 DHL AWB 5016240032.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 372 DHL AWB 5016240032.exe Token: SeDebugPrivilege 2136 DHL AWB 5016240032.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 372 wrote to memory of 3332 372 DHL AWB 5016240032.exe 95 PID 372 wrote to memory of 3332 372 DHL AWB 5016240032.exe 95 PID 372 wrote to memory of 3332 372 DHL AWB 5016240032.exe 95 PID 372 wrote to memory of 5004 372 DHL AWB 5016240032.exe 96 PID 372 wrote to memory of 5004 372 DHL AWB 5016240032.exe 96 PID 372 wrote to memory of 5004 372 DHL AWB 5016240032.exe 96 PID 372 wrote to memory of 2136 372 DHL AWB 5016240032.exe 97 PID 372 wrote to memory of 2136 372 DHL AWB 5016240032.exe 97 PID 372 wrote to memory of 2136 372 DHL AWB 5016240032.exe 97 PID 372 wrote to memory of 2136 372 DHL AWB 5016240032.exe 97 PID 372 wrote to memory of 2136 372 DHL AWB 5016240032.exe 97 PID 372 wrote to memory of 2136 372 DHL AWB 5016240032.exe 97 PID 372 wrote to memory of 2136 372 DHL AWB 5016240032.exe 97 PID 372 wrote to memory of 2136 372 DHL AWB 5016240032.exe 97 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL AWB 5016240032.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL AWB 5016240032.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:372 -
C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"2⤵PID:3332
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C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"2⤵PID:5004
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C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"C:\Users\Admin\AppData\Local\Temp\DHL AWB 5016240032.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2136
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3