Analysis
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max time kernel
143s -
max time network
66s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
15-04-2021 17:28
Static task
static1
Behavioral task
behavioral1
Sample
0d24edbababf83cfc896376cff5faa7d.exe
Resource
win7v20210408
General
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Target
0d24edbababf83cfc896376cff5faa7d.exe
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Size
641KB
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MD5
0d24edbababf83cfc896376cff5faa7d
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SHA1
a7253544a3b15c1e6e87b5e667ce2f7fe3f5d342
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SHA256
884e1915901c600a0e0203c06de3a208a1adba49289f7ee8f910fa112782357e
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SHA512
6a7286aa8436e99e4f96af8d1667e74aef312e34778a65175d564058d7f88062c9df93fe66e4c3c2d87986eef1f6ab5eea9be97cab55f125355163ff1d1914cc
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.eczanaerya.com - Port:
587 - Username:
John@eczanaerya.com - Password:
daunting@123
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/544-81-0x000000000043761E-mapping.dmp family_agenttesla behavioral1/memory/544-80-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/544-83-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Executes dropped EXE 2 IoCs
Processes:
shelf.exeInstallUtil.exepid process 1520 shelf.exe 544 InstallUtil.exe -
Drops startup file 1 IoCs
Processes:
0d24edbababf83cfc896376cff5faa7d.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\shelf.lnk 0d24edbababf83cfc896376cff5faa7d.exe -
Loads dropped DLL 3 IoCs
Processes:
0d24edbababf83cfc896376cff5faa7d.exeshelf.exepid process 1776 0d24edbababf83cfc896376cff5faa7d.exe 1776 0d24edbababf83cfc896376cff5faa7d.exe 1520 shelf.exe -
Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral1/memory/1776-64-0x00000000004B0000-0x00000000004D1000-memory.dmp agile_net -
Suspicious use of SetThreadContext 1 IoCs
Processes:
shelf.exedescription pid process target process PID 1520 set thread context of 544 1520 shelf.exe InstallUtil.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
0d24edbababf83cfc896376cff5faa7d.exeshelf.exeInstallUtil.exepid process 1776 0d24edbababf83cfc896376cff5faa7d.exe 1776 0d24edbababf83cfc896376cff5faa7d.exe 1776 0d24edbababf83cfc896376cff5faa7d.exe 1520 shelf.exe 1520 shelf.exe 544 InstallUtil.exe 544 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
0d24edbababf83cfc896376cff5faa7d.exeshelf.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 1776 0d24edbababf83cfc896376cff5faa7d.exe Token: SeDebugPrivilege 1520 shelf.exe Token: SeDebugPrivilege 544 InstallUtil.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
0d24edbababf83cfc896376cff5faa7d.exeshelf.exedescription pid process target process PID 1776 wrote to memory of 1520 1776 0d24edbababf83cfc896376cff5faa7d.exe shelf.exe PID 1776 wrote to memory of 1520 1776 0d24edbababf83cfc896376cff5faa7d.exe shelf.exe PID 1776 wrote to memory of 1520 1776 0d24edbababf83cfc896376cff5faa7d.exe shelf.exe PID 1776 wrote to memory of 1520 1776 0d24edbababf83cfc896376cff5faa7d.exe shelf.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe PID 1520 wrote to memory of 544 1520 shelf.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0d24edbababf83cfc896376cff5faa7d.exe"C:\Users\Admin\AppData\Local\Temp\0d24edbababf83cfc896376cff5faa7d.exe"1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\Documents\shelf.exe"C:\Users\Admin\Documents\shelf.exe"2⤵
- Executes dropped EXE
- 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"3⤵
- 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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C:\Users\Admin\Documents\shelf.exeMD5
0d24edbababf83cfc896376cff5faa7d
SHA1a7253544a3b15c1e6e87b5e667ce2f7fe3f5d342
SHA256884e1915901c600a0e0203c06de3a208a1adba49289f7ee8f910fa112782357e
SHA5126a7286aa8436e99e4f96af8d1667e74aef312e34778a65175d564058d7f88062c9df93fe66e4c3c2d87986eef1f6ab5eea9be97cab55f125355163ff1d1914cc
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C:\Users\Admin\Documents\shelf.exeMD5
0d24edbababf83cfc896376cff5faa7d
SHA1a7253544a3b15c1e6e87b5e667ce2f7fe3f5d342
SHA256884e1915901c600a0e0203c06de3a208a1adba49289f7ee8f910fa112782357e
SHA5126a7286aa8436e99e4f96af8d1667e74aef312e34778a65175d564058d7f88062c9df93fe66e4c3c2d87986eef1f6ab5eea9be97cab55f125355163ff1d1914cc
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\Users\Admin\AppData\Local\Temp\InstallUtil.exeMD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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\Users\Admin\Documents\shelf.exeMD5
0d24edbababf83cfc896376cff5faa7d
SHA1a7253544a3b15c1e6e87b5e667ce2f7fe3f5d342
SHA256884e1915901c600a0e0203c06de3a208a1adba49289f7ee8f910fa112782357e
SHA5126a7286aa8436e99e4f96af8d1667e74aef312e34778a65175d564058d7f88062c9df93fe66e4c3c2d87986eef1f6ab5eea9be97cab55f125355163ff1d1914cc
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\Users\Admin\Documents\shelf.exeMD5
0d24edbababf83cfc896376cff5faa7d
SHA1a7253544a3b15c1e6e87b5e667ce2f7fe3f5d342
SHA256884e1915901c600a0e0203c06de3a208a1adba49289f7ee8f910fa112782357e
SHA5126a7286aa8436e99e4f96af8d1667e74aef312e34778a65175d564058d7f88062c9df93fe66e4c3c2d87986eef1f6ab5eea9be97cab55f125355163ff1d1914cc
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memory/544-85-0x00000000003A0000-0x00000000003A1000-memory.dmpFilesize
4KB
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memory/544-83-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/544-80-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/544-81-0x000000000043761E-mapping.dmp
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memory/1520-68-0x0000000000000000-mapping.dmp
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memory/1520-77-0x00000000005A0000-0x00000000005A1000-memory.dmpFilesize
4KB
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memory/1520-76-0x00000000005D0000-0x00000000005DB000-memory.dmpFilesize
44KB
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memory/1520-73-0x0000000004CB0000-0x0000000004CB1000-memory.dmpFilesize
4KB
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memory/1520-71-0x0000000001060000-0x0000000001061000-memory.dmpFilesize
4KB
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memory/1776-60-0x00000000009A0000-0x00000000009A1000-memory.dmpFilesize
4KB
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memory/1776-65-0x0000000004E61000-0x0000000004E62000-memory.dmpFilesize
4KB
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memory/1776-64-0x00000000004B0000-0x00000000004D1000-memory.dmpFilesize
132KB
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memory/1776-62-0x0000000004E60000-0x0000000004E61000-memory.dmpFilesize
4KB