Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
17-05-2021 02:02
Static task
static1
Behavioral task
behavioral1
Sample
087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe
Resource
win7v20210408
General
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Target
087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe
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Size
380KB
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MD5
b7b3ff3f7e197049db7c20001f0ea2e4
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SHA1
0e57da7db883172c169461f25940feb75ef7866a
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SHA256
087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608
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SHA512
6c9b0dc5c8df64ef6158ccaff95bdce522a23026b0133b2f358c62672e5fbe77083844fa3af8d04a36f94afd901094de73c1a4798dd061055274d83ef46b0921
Malware Config
Extracted
Protocol: smtp- Host:
mail.cargoair.bg - Port:
587 - Username:
ikostadinov@cargoair.bg - Password:
334455
Extracted
agenttesla
Protocol: smtp- Host:
mail.cargoair.bg - Port:
587 - Username:
ikostadinov@cargoair.bg - Password:
334455
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/1704-122-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral2/memory/1704-123-0x000000000044A55E-mapping.dmp family_agenttesla -
ReZer0 packer 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
Processes:
resource yara_rule behavioral2/memory/512-120-0x0000000006930000-0x0000000006982000-memory.dmp rezer0 -
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:
087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exedescription pid process target process PID 512 set thread context of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exepid process 1704 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 1704 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exedescription pid process Token: SeDebugPrivilege 1704 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exedescription pid process target process PID 512 wrote to memory of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe PID 512 wrote to memory of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe PID 512 wrote to memory of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe PID 512 wrote to memory of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe PID 512 wrote to memory of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe PID 512 wrote to memory of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe PID 512 wrote to memory of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe PID 512 wrote to memory of 1704 512 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe 087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe"C:\Users\Admin\AppData\Local\Temp\087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\087697d241c62f0668f25caa7c739611b4ab1ff5ff7fba466757e67aa5e3a608.exe.logMD5
0c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078
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memory/512-118-0x0000000004F50000-0x0000000004F51000-memory.dmpFilesize
4KB
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memory/512-117-0x0000000004FD0000-0x0000000004FD1000-memory.dmpFilesize
4KB
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memory/512-114-0x00000000006A0000-0x00000000006A1000-memory.dmpFilesize
4KB
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memory/512-119-0x0000000004EE0000-0x0000000004EE1000-memory.dmpFilesize
4KB
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memory/512-120-0x0000000006930000-0x0000000006982000-memory.dmpFilesize
328KB
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memory/512-121-0x0000000006A30000-0x0000000006A31000-memory.dmpFilesize
4KB
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memory/512-116-0x0000000005430000-0x0000000005431000-memory.dmpFilesize
4KB
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memory/1704-122-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1704-123-0x000000000044A55E-mapping.dmp
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memory/1704-129-0x00000000056E0000-0x00000000056E1000-memory.dmpFilesize
4KB
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memory/1704-130-0x0000000005740000-0x0000000005741000-memory.dmpFilesize
4KB
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memory/1704-131-0x0000000005CE0000-0x0000000005CE1000-memory.dmpFilesize
4KB
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memory/1704-134-0x00000000056E1000-0x00000000056E2000-memory.dmpFilesize
4KB