Analysis
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max time kernel
138s -
max time network
17s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
11-01-2021 20:36
Static task
static1
Behavioral task
behavioral1
Sample
DHL fill.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
DHL fill.exe
Resource
win10v20201028
General
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Target
DHL fill.exe
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Size
846KB
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MD5
dc81402ee20c6c841878056b741be497
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SHA1
daec27546790932536d47fcb49ee8abfa225c80b
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SHA256
1b467c02c56a9130e3fb9e62e0ee62aa6b950845c9858f95656e659b814699c3
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SHA512
e6045c1e8c4b99ca7bfacde85ed2b36348c8fe28e8e4efaec27531362a79161e0c27fc6005f4b3e3eb550a95d024a1992701c15497df1c1290fb4f6fbceda57a
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.dicon.md - Port:
587 - Username:
[email protected] - Password:
Nneoma1234@
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/604-7-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/604-8-0x00000000004374AE-mapping.dmp family_agenttesla behavioral1/memory/604-10-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/604-9-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
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:
DHL fill.exedescription pid process target process PID 1120 set thread context of 604 1120 DHL fill.exe DHL fill.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DHL fill.exeDHL fill.exepid process 1120 DHL fill.exe 1120 DHL fill.exe 604 DHL fill.exe 604 DHL fill.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
DHL fill.exeDHL fill.exedescription pid process Token: SeDebugPrivilege 1120 DHL fill.exe Token: SeDebugPrivilege 604 DHL fill.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
DHL fill.exedescription pid process target process PID 1120 wrote to memory of 1140 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 1140 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 1140 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 1140 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe PID 1120 wrote to memory of 604 1120 DHL fill.exe DHL fill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL fill.exe"C:\Users\Admin\AppData\Local\Temp\DHL fill.exe"1⤵
- 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\DHL fill.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\DHL fill.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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memory/604-7-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/604-8-0x00000000004374AE-mapping.dmp
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memory/604-10-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/604-9-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/604-11-0x0000000074B10000-0x00000000751FE000-memory.dmpFilesize
6.9MB
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memory/1120-2-0x0000000074B10000-0x00000000751FE000-memory.dmpFilesize
6.9MB
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memory/1120-3-0x0000000000FF0000-0x0000000000FF1000-memory.dmpFilesize
4KB
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memory/1120-5-0x0000000000480000-0x000000000048E000-memory.dmpFilesize
56KB
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memory/1120-6-0x0000000005410000-0x00000000054AA000-memory.dmpFilesize
616KB