Analysis
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max time kernel
142s -
max time network
124s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
11-05-2021 10:37
Static task
static1
Behavioral task
behavioral1
Sample
w5FqUzyDmszpdwX.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
w5FqUzyDmszpdwX.exe
Resource
win10v20210410
General
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Target
w5FqUzyDmszpdwX.exe
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Size
906KB
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MD5
9a67f0453cb0442cc374d0e95a7d20a0
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SHA1
0e49ab04d2aed969f87e9de86a1eb6f0e3fb67b4
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SHA256
61d174848fcdab757bf469b021c329b9b698c1f3c621d3387ff515c360476cb0
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SHA512
1ba6940677272555c0fcc44f763ed6de2db439fd405b31cafc79cc6c4cd39017fe7b8f8ad487f913b890e4e203a01ce0d12c79ba632606580369fa4c3fce3b90
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iykmoreentrprise.org - Port:
587 - Username:
office5@iykmoreentrprise.org - Password:
rwkWCM328
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 behavioral2/memory/8-125-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/8-126-0x00000000004375FE-mapping.dmp family_agenttesla behavioral2/memory/8-132-0x0000000005450000-0x000000000594E000-memory.dmp family_agenttesla -
Suspicious use of SetThreadContext 1 IoCs
Processes:
w5FqUzyDmszpdwX.exedescription pid process target process PID 1808 set thread context of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
w5FqUzyDmszpdwX.exew5FqUzyDmszpdwX.exepid process 1808 w5FqUzyDmszpdwX.exe 1808 w5FqUzyDmszpdwX.exe 8 w5FqUzyDmszpdwX.exe 8 w5FqUzyDmszpdwX.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
w5FqUzyDmszpdwX.exew5FqUzyDmszpdwX.exedescription pid process Token: SeDebugPrivilege 1808 w5FqUzyDmszpdwX.exe Token: SeDebugPrivilege 8 w5FqUzyDmszpdwX.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
w5FqUzyDmszpdwX.exedescription pid process target process PID 1808 wrote to memory of 4092 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 4092 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 4092 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe PID 1808 wrote to memory of 8 1808 w5FqUzyDmszpdwX.exe w5FqUzyDmszpdwX.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\w5FqUzyDmszpdwX.exe"C:\Users\Admin\AppData\Local\Temp\w5FqUzyDmszpdwX.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\w5FqUzyDmszpdwX.exe"C:\Users\Admin\AppData\Local\Temp\w5FqUzyDmszpdwX.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\w5FqUzyDmszpdwX.exe"C:\Users\Admin\AppData\Local\Temp\w5FqUzyDmszpdwX.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\w5FqUzyDmszpdwX.exe.logMD5
90acfd72f14a512712b1a7380c0faf60
SHA140ba4accb8faa75887e84fb8e38d598dc8cf0f12
SHA25620806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86
SHA51229dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9
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memory/8-125-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/8-134-0x0000000006140000-0x0000000006141000-memory.dmpFilesize
4KB
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memory/8-133-0x00000000055D0000-0x00000000055D1000-memory.dmpFilesize
4KB
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memory/8-132-0x0000000005450000-0x000000000594E000-memory.dmpFilesize
5.0MB
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memory/8-126-0x00000000004375FE-mapping.dmp
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memory/1808-119-0x0000000005220000-0x0000000005221000-memory.dmpFilesize
4KB
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memory/1808-122-0x0000000005760000-0x0000000005764000-memory.dmpFilesize
16KB
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memory/1808-123-0x0000000006120000-0x00000000061EF000-memory.dmpFilesize
828KB
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memory/1808-124-0x00000000086B0000-0x0000000008748000-memory.dmpFilesize
608KB
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memory/1808-121-0x0000000002D70000-0x0000000002D71000-memory.dmpFilesize
4KB
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memory/1808-120-0x0000000005500000-0x0000000005501000-memory.dmpFilesize
4KB
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memory/1808-114-0x0000000000920000-0x0000000000921000-memory.dmpFilesize
4KB
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memory/1808-118-0x00000000053A0000-0x00000000053A1000-memory.dmpFilesize
4KB
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memory/1808-117-0x00000000058A0000-0x00000000058A1000-memory.dmpFilesize
4KB
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memory/1808-116-0x0000000005270000-0x0000000005271000-memory.dmpFilesize
4KB