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Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
31/10/2023, 17:11
General
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Target
NEAS.eef60ee1a93c5af10c227eb1e9a72c30_JC.exe
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Size
262KB
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MD5
eef60ee1a93c5af10c227eb1e9a72c30
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SHA1
733d54230a133e7591568b52221d5ab8cade77c7
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SHA256
2475803ce7343c6188ecdb96ebbc48f9c0c2056a068960d5b887970d242452cf
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SHA512
484bab45b54cb4acc666c0705e5f80a3336a9730e3c21a8bd2618442ce472f630fdc55d28801b90706734bd24a426d4078545e303b88975ee6073f738de42e97
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SSDEEP
6144:SyiMJ6f8jLi2CMw5w31Lx4tiqn/PlVGSu4RiNdpxPtOS:SyiMYs8UFLxYNQWRap/d
Malware Config
Signatures
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Malware Backdoor - Berbew 3 IoCs
Berbew is a malware infection classified as a 'backdoor' Trojan. This malicious program's primary function is to cause chain infections - it can download/install additional malware such as other Trojans, ransomware, and cryptominers.
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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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.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of UnmapMainImage 2 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.eef60ee1a93c5af10c227eb1e9a72c30_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.eef60ee1a93c5af10c227eb1e9a72c30_JC.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\NEAS.eef60ee1a93c5af10c227eb1e9a72c30_JC.exeC:\Users\Admin\AppData\Local\Temp\NEAS.eef60ee1a93c5af10c227eb1e9a72c30_JC.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\NEAS.eef60ee1a93c5af10c227eb1e9a72c30_JC.exe" /TN Google_Trk_Updater /F3⤵
- Creates scheduled task(s)
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
262KB
MD59182b0e9ea5cde073564fc977ebb1102
SHA1ff0e5c2df9021f4c35f3a1bcd9f0ce5639e60d34
SHA256e6337afcf1cb262ed7378187f237846af7d3361929f85b68e2f547b423f29510
SHA51277857afa9e8fd3216e82a06dfd0e780d5db7f8a0ac82f7f8870c507af83ae1424967c1499bed7f86b7485099cda3b88fe6a3d0c5dd9b81c3c4139ffecbab02fc
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Filesize
262KB
MD59182b0e9ea5cde073564fc977ebb1102
SHA1ff0e5c2df9021f4c35f3a1bcd9f0ce5639e60d34
SHA256e6337afcf1cb262ed7378187f237846af7d3361929f85b68e2f547b423f29510
SHA51277857afa9e8fd3216e82a06dfd0e780d5db7f8a0ac82f7f8870c507af83ae1424967c1499bed7f86b7485099cda3b88fe6a3d0c5dd9b81c3c4139ffecbab02fc
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
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Filesize
262KB
MD59182b0e9ea5cde073564fc977ebb1102
SHA1ff0e5c2df9021f4c35f3a1bcd9f0ce5639e60d34
SHA256e6337afcf1cb262ed7378187f237846af7d3361929f85b68e2f547b423f29510
SHA51277857afa9e8fd3216e82a06dfd0e780d5db7f8a0ac82f7f8870c507af83ae1424967c1499bed7f86b7485099cda3b88fe6a3d0c5dd9b81c3c4139ffecbab02fc
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Filesize
408KB
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Filesize
736KB
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Filesize
736KB
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Filesize
736KB
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Filesize
408KB
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Filesize
736KB
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Filesize
364KB
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Filesize
408KB
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Filesize
408KB
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Filesize
736KB
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Filesize
736KB