Analysis
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max time kernel
128s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
11-05-2024 01:24
Static task
static1
Behavioral task
behavioral1
Sample
5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe
Resource
win7-20240508-en
General
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Target
5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe
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Size
2.7MB
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MD5
6a55c29223b6f2b06d9c29251cc70aff
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SHA1
fedd969735d4d3c11eeea602b19e720f409061db
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SHA256
5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1
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SHA512
faf9f94df2d30f38ac1554e11bec7267d929f4a9667108a67fd780ff29dad4e701ac9711dbc224e6b9aef2b3c2bf631ff7817c619ea128e90cdddf78450ba924
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SSDEEP
49152:N/euYuN+NJ0Up/8uKGwAd15rjeKVQCtaBJ+ITLBke+2eU38J9w6ch2aVm/6RFh:le4kLHgGwM9jNQ8AUDEeUuya/
Malware Config
Extracted
Protocol: smtp- Host:
mail.gencoldfire.com - Port:
587 - Username:
[email protected] - Password:
mh7B/7[hSO#bYHw1
Extracted
agenttesla
Protocol: smtp- Host:
mail.gencoldfire.com - Port:
587 - Username:
[email protected] - Password:
mh7B/7[hSO#bYHw1 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/2848-4-0x0000000007950000-0x0000000007B82000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-16-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-18-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-14-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-12-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-42-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-48-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-70-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-68-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-66-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-64-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-62-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-60-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-58-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-56-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-54-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-46-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-44-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-40-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-38-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-52-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-50-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-36-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-34-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-32-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-30-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-28-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-26-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-24-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-22-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-20-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-10-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-8-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 behavioral2/memory/2848-7-0x0000000007950000-0x0000000007B7B000-memory.dmp family_zgrat_v1 -
Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
resource yara_rule behavioral2/memory/1164-4895-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
resource yara_rule behavioral2/memory/1164-4895-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
resource yara_rule behavioral2/memory/1164-4895-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables packed with SmartAssembly 1 IoCs
resource yara_rule behavioral2/memory/2848-1-0x0000000000F20000-0x00000000011D4000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
resource yara_rule behavioral2/memory/1164-4895-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/1164-4895-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/1164-4895-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/1164-4895-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
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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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 23 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2848 set thread context of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1164 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 1164 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe Token: SeDebugPrivilege 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe Token: SeDebugPrivilege 1164 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2848 wrote to memory of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93 PID 2848 wrote to memory of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93 PID 2848 wrote to memory of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93 PID 2848 wrote to memory of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93 PID 2848 wrote to memory of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93 PID 2848 wrote to memory of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93 PID 2848 wrote to memory of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93 PID 2848 wrote to memory of 1164 2848 5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe"C:\Users\Admin\AppData\Local\Temp\5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Users\Admin\AppData\Local\Temp\5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe"C:\Users\Admin\AppData\Local\Temp\5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1164
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3596,i,17096020621006928097,15544233752327415349,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:81⤵PID:4588
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5ac895bf45fe96e3f5dd02766c8fac66452ed7fd66921093ae8a9bd79ba2f2a1.exe.log
Filesize805B
MD54b74e933d78bd5e8fb1cc4653fb2133c
SHA1f6e931eec700fa325bd40c3adc6f1c0eba806066
SHA256fd99bed17853f5ad196ca6d4a62f5e2405fbdf5b98cbf45af8b7cef83e4bcec3
SHA512b56ff89eff1a757a87dcb875206ae92d39ffdb5adf638600c21bc7c76ff4cc25502ae1060716488c7ed1641f8cdfad2a320443b7b4d9f09808eb86eb87f351ec