Analysis
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max time kernel
145s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
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submitted
12/10/2023, 15:02
General
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Target
1775cfd2058f222ce542f96997e00096f2fdce86ee1923f8383c70633e956dd2_JC.exe
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Size
633KB
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MD5
6a8efbcb9d92ac09b5f998e35fe4ddb7
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SHA1
14953b19cf5051c6a8b6c1c09bda9bbc9437ae25
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SHA256
1775cfd2058f222ce542f96997e00096f2fdce86ee1923f8383c70633e956dd2
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SHA512
0c01c4127b54e8237ebc1ab9a371c7d9aa56a599c02b174421b877ffd47124798bfda528752fb4628281953e9ce6bceb57ff7cfa31d2304f074343a5f53d46c5
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SSDEEP
12288:2ZplhHbpi6cBuQTWjEdJ7h0kiREitk8vyvQTXCTRDer3:YDh7pifxTZTatkEy4Tykr3
Malware Config
Signatures
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Checks QEMU agent file 2 TTPs 2 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
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Loads dropped DLL 7 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Drops file in Windows directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\1775cfd2058f222ce542f96997e00096f2fdce86ee1923f8383c70633e956dd2_JC.exe"C:\Users\Admin\AppData\Local\Temp\1775cfd2058f222ce542f96997e00096f2fdce86ee1923f8383c70633e956dd2_JC.exe"1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1775cfd2058f222ce542f96997e00096f2fdce86ee1923f8383c70633e956dd2_JC.exe"C:\Users\Admin\AppData\Local\Temp\1775cfd2058f222ce542f96997e00096f2fdce86ee1923f8383c70633e956dd2_JC.exe"2⤵
- Checks QEMU agent file
- Suspicious use of NtSetInformationThreadHideFromDebugger
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
7KB
MD53138dac7ef0377dc6a37ba84dc56badd
SHA1ec071ccfd71645a8c5d0687f7d12f04ec432dc6c
SHA256227a52e0785b070baf673c4d97d28ced967c3c01ea62bd1da5f5c593940919db
SHA512f00ca4983cc7742b4a8fd8bd134952a4a95a73b38ab4015e1faa520b6bee4c925863b299c983a52884b39a8380bb113f25ef305d9cc8c6a87014affe05efc933
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Filesize
11KB
MD53f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA5120a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6
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Filesize
7KB
MD53138dac7ef0377dc6a37ba84dc56badd
SHA1ec071ccfd71645a8c5d0687f7d12f04ec432dc6c
SHA256227a52e0785b070baf673c4d97d28ced967c3c01ea62bd1da5f5c593940919db
SHA512f00ca4983cc7742b4a8fd8bd134952a4a95a73b38ab4015e1faa520b6bee4c925863b299c983a52884b39a8380bb113f25ef305d9cc8c6a87014affe05efc933
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Filesize
7KB
MD53138dac7ef0377dc6a37ba84dc56badd
SHA1ec071ccfd71645a8c5d0687f7d12f04ec432dc6c
SHA256227a52e0785b070baf673c4d97d28ced967c3c01ea62bd1da5f5c593940919db
SHA512f00ca4983cc7742b4a8fd8bd134952a4a95a73b38ab4015e1faa520b6bee4c925863b299c983a52884b39a8380bb113f25ef305d9cc8c6a87014affe05efc933
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Filesize
7KB
MD53138dac7ef0377dc6a37ba84dc56badd
SHA1ec071ccfd71645a8c5d0687f7d12f04ec432dc6c
SHA256227a52e0785b070baf673c4d97d28ced967c3c01ea62bd1da5f5c593940919db
SHA512f00ca4983cc7742b4a8fd8bd134952a4a95a73b38ab4015e1faa520b6bee4c925863b299c983a52884b39a8380bb113f25ef305d9cc8c6a87014affe05efc933
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Filesize
7KB
MD53138dac7ef0377dc6a37ba84dc56badd
SHA1ec071ccfd71645a8c5d0687f7d12f04ec432dc6c
SHA256227a52e0785b070baf673c4d97d28ced967c3c01ea62bd1da5f5c593940919db
SHA512f00ca4983cc7742b4a8fd8bd134952a4a95a73b38ab4015e1faa520b6bee4c925863b299c983a52884b39a8380bb113f25ef305d9cc8c6a87014affe05efc933
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Filesize
7KB
MD53138dac7ef0377dc6a37ba84dc56badd
SHA1ec071ccfd71645a8c5d0687f7d12f04ec432dc6c
SHA256227a52e0785b070baf673c4d97d28ced967c3c01ea62bd1da5f5c593940919db
SHA512f00ca4983cc7742b4a8fd8bd134952a4a95a73b38ab4015e1faa520b6bee4c925863b299c983a52884b39a8380bb113f25ef305d9cc8c6a87014affe05efc933
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Filesize
11KB
MD53f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA5120a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6
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Filesize
11KB
MD53f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA5120a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6
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Filesize
22.3MB
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Filesize
22.3MB
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Filesize
1.7MB
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Filesize
856KB
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Filesize
24KB
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Filesize
16.4MB
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Filesize
22.3MB
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Filesize
1.7MB
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Filesize
16.4MB
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Filesize
22.3MB
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Filesize
16.4MB