Analysis
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max time kernel
138s -
max time network
33s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
07-07-2020 13:25
Static task
static1
Behavioral task
behavioral1
Sample
Harrry5.7.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
Harrry5.7.exe
Resource
win10
General
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Target
Harrry5.7.exe
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Size
726KB
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MD5
1e630f2976e32ffe250a25fb5761e23c
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SHA1
6838b808ef597f5819218e1431e2b61eca4157a4
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SHA256
bbd1b9d7ea2595f0b7464d3480aa45ff371895dc82676267612f589004f14584
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SHA512
18fa1981349ddaaa514ff16616757075b7bb5457db2a7d7c3e506a0531d7c2138b602e92a64917fec0c2a13dfcfef81530b41689cca74cf5e4b3198db7322792
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
chinwendu123
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1772-5-0x00000000004470BE-mapping.dmp family_agenttesla behavioral1/memory/1772-7-0x0000000000090000-0x00000000000DC000-memory.dmp family_agenttesla behavioral1/memory/1772-8-0x0000000000090000-0x00000000000DC000-memory.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
Processes:
InstallUtil.exepid process 1772 InstallUtil.exe -
Loads dropped DLL 1 IoCs
Processes:
Harrry5.7.exepid process 1400 Harrry5.7.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Suspicious use of SetThreadContext 1 IoCs
Processes:
Harrry5.7.exedescription pid process target process PID 1400 set thread context of 1772 1400 Harrry5.7.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
Harrry5.7.exeInstallUtil.exepid process 1400 Harrry5.7.exe 1400 Harrry5.7.exe 1400 Harrry5.7.exe 1772 InstallUtil.exe 1772 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Harrry5.7.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 1400 Harrry5.7.exe Token: SeDebugPrivilege 1772 InstallUtil.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
Harrry5.7.exedescription pid process target process PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe PID 1400 wrote to memory of 1772 1400 Harrry5.7.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Harrry5.7.exe"C:\Users\Admin\AppData\Local\Temp\Harrry5.7.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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\InstallUtil.exeMD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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C:\Users\Admin\AppData\Local\Temp\InstallUtil.exeMD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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\Users\Admin\AppData\Local\Temp\InstallUtil.exeMD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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memory/1400-1-0x0000000000000000-0x0000000000000000-disk.dmp
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memory/1772-5-0x00000000004470BE-mapping.dmp
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memory/1772-7-0x0000000000090000-0x00000000000DC000-memory.dmpFilesize
304KB
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memory/1772-8-0x0000000000090000-0x00000000000DC000-memory.dmpFilesize
304KB