Analysis
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max time kernel
142s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
18/05/2024, 18:33
Static task
static1
Behavioral task
behavioral1
Sample
DHL Delivery Invoice AWB#7490327845.exe
Resource
win7-20240221-en
General
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Target
DHL Delivery Invoice AWB#7490327845.exe
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Size
841KB
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MD5
9e395ade1a50858d738607cd7a4bfd75
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SHA1
6da866d979a2c43cd83130c8ddf3fb96f5774a60
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SHA256
0fbdb7acedd6d325882de9a8a717d7ad9ae1dc9b9d8a897ada9987fae50d96e0
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SHA512
8c6cd4fa1b7778f620957815f5470cd40add13ab60cb1cece3633fe532d8aac0ad803e28101513a38e2450767826110cdbbd267b1131605e6df35dd06d5bdb9d
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SSDEEP
24576:qSR7RICpp36CYT9fhQrtO9uLRKnyCuieVd1pJ/vX:T7ppi9+ZOQRKyCzeVdPB
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
[email protected] - Password:
marcellinus360 - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3724 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation DHL Delivery Invoice AWB#7490327845.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 44 api.ipify.org 45 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4972 set thread context of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2932 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4972 DHL Delivery Invoice AWB#7490327845.exe 4972 DHL Delivery Invoice AWB#7490327845.exe 2504 RegSvcs.exe 2504 RegSvcs.exe 2504 RegSvcs.exe 3724 powershell.exe 3724 powershell.exe 3724 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4972 DHL Delivery Invoice AWB#7490327845.exe Token: SeDebugPrivilege 3724 powershell.exe Token: SeDebugPrivilege 2504 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2504 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4972 wrote to memory of 3724 4972 DHL Delivery Invoice AWB#7490327845.exe 99 PID 4972 wrote to memory of 3724 4972 DHL Delivery Invoice AWB#7490327845.exe 99 PID 4972 wrote to memory of 3724 4972 DHL Delivery Invoice AWB#7490327845.exe 99 PID 4972 wrote to memory of 2932 4972 DHL Delivery Invoice AWB#7490327845.exe 101 PID 4972 wrote to memory of 2932 4972 DHL Delivery Invoice AWB#7490327845.exe 101 PID 4972 wrote to memory of 2932 4972 DHL Delivery Invoice AWB#7490327845.exe 101 PID 4972 wrote to memory of 1248 4972 DHL Delivery Invoice AWB#7490327845.exe 103 PID 4972 wrote to memory of 1248 4972 DHL Delivery Invoice AWB#7490327845.exe 103 PID 4972 wrote to memory of 1248 4972 DHL Delivery Invoice AWB#7490327845.exe 103 PID 4972 wrote to memory of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104 PID 4972 wrote to memory of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104 PID 4972 wrote to memory of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104 PID 4972 wrote to memory of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104 PID 4972 wrote to memory of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104 PID 4972 wrote to memory of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104 PID 4972 wrote to memory of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104 PID 4972 wrote to memory of 2504 4972 DHL Delivery Invoice AWB#7490327845.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OBwBtXA.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3724
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OBwBtXA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD77F.tmp"2⤵
- Creates scheduled task(s)
PID:2932
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:1248
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2504
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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 --mojo-platform-channel-handle=4192 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:81⤵PID:4956
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD554a4f8fa9ce584d2462ae4a87c9d6d5f
SHA1a01aaa485807e42add65b1f971b1ad5fa71b7dcf
SHA2562c317140b004ab7498c5ef5a4efa038218747d7be0900bea9675a91ac6acb71f
SHA51294928c6bb52fec3b18eba6bdfe73666cd271bb3307ef28a97719327e3477f47e392925437b0b0544f33ec4438391ee92e7f75994cde99c0803b52ce80307933a