Analysis
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max time kernel
143s -
max time network
154s -
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, 12:47
Static task
static1
Behavioral task
behavioral1
Sample
FRA-XwcKdMDcpcV1Rjr.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
FRA-XwcKdMDcpcV1Rjr.exe
Resource
win10v2004-20230703-en
General
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Target
FRA-XwcKdMDcpcV1Rjr.exe
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Size
590KB
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MD5
b991a513b8bd33bce6014a6907461eae
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SHA1
f72d34ea76d3ca8aee95419a46d862d137ccae14
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SHA256
4b899a1465e8a93502b8eff43fcc1c925fedd246148b02bf50d7f177ab7c2d52
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SHA512
c195e667db8c3c3e4efd4588750e7d942efe6f05aa9d05c54d9c62d7379e8ef0232c5b4fd7efcc15d30bbaff0cc49d91d2385c940486a2e49dbf124ab4506258
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SSDEEP
12288:f5PYPfY7apHdIi5iDTe4Nsb/qyDbOYPg1gUlhtB0OJzRkhkzLRcka:BPYPgGpnQDTPGzDbrYvIOJzG
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.qbangra.com - Port:
587 - Username:
[email protected] - Password:
QBangra2020 - 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 3 IoCs
resource yara_rule behavioral2/memory/5056-142-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral2/memory/5056-147-0x0000000005400000-0x0000000005410000-memory.dmp family_snakekeylogger behavioral2/memory/5056-150-0x0000000005400000-0x0000000005410000-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-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FRA-XwcKdMDcpcV1Rjr.exe Key opened \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FRA-XwcKdMDcpcV1Rjr.exe Key opened \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FRA-XwcKdMDcpcV1Rjr.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 49 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5080 set thread context of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5080 FRA-XwcKdMDcpcV1Rjr.exe 5080 FRA-XwcKdMDcpcV1Rjr.exe 5056 FRA-XwcKdMDcpcV1Rjr.exe 5056 FRA-XwcKdMDcpcV1Rjr.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 5056 FRA-XwcKdMDcpcV1Rjr.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5080 FRA-XwcKdMDcpcV1Rjr.exe Token: SeDebugPrivilege 5056 FRA-XwcKdMDcpcV1Rjr.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 5080 wrote to memory of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 PID 5080 wrote to memory of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 PID 5080 wrote to memory of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 PID 5080 wrote to memory of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 PID 5080 wrote to memory of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 PID 5080 wrote to memory of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 PID 5080 wrote to memory of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 PID 5080 wrote to memory of 5056 5080 FRA-XwcKdMDcpcV1Rjr.exe 97 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FRA-XwcKdMDcpcV1Rjr.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FRA-XwcKdMDcpcV1Rjr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\FRA-XwcKdMDcpcV1Rjr.exe"C:\Users\Admin\AppData\Local\Temp\FRA-XwcKdMDcpcV1Rjr.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5080 -
C:\Users\Admin\AppData\Local\Temp\FRA-XwcKdMDcpcV1Rjr.exe"C:\Users\Admin\AppData\Local\Temp\FRA-XwcKdMDcpcV1Rjr.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:5056
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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