Analysis
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max time kernel
151s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
12-12-2023 11:51
Static task
static1
Behavioral task
behavioral1
Sample
e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.exe
Resource
win10v2004-20231127-en
General
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Target
e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.exe
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Size
7.2MB
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MD5
9cdd9b3270b8e3ec6f39810eb499a225
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SHA1
94574718a767dd1af16931b57643cc998c7c5efe
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SHA256
e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9
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SHA512
951917472e909ad7da6dd57b7222a290d8512fd840341ae9d0b42c152ced44474b7cc666b736f5c488ef0e2b34c8d7c4b36021eb9f444f824f11df3f4c190f1a
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SSDEEP
196608:xxm5nCZjZ3QO7Kmk85hry72SfDYuahd3u/w2lzj:WC80q8y72Skua3+/Vlzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 2904 numgif.exe 4832 numgif.exe -
Loads dropped DLL 3 IoCs
pid Process 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 81.31.197.38 -
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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Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\numGIF\uninstall\unins000.dat e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-TVS5T.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-494KQ.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-G63U3.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-41HDD.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-6UPLI.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-D9LRB.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-N6167.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\lessmsi\is-7RJFE.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-RS1R5.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\uninstall\is-K3DCH.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-5L3KD.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-OG576.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-434GT.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-BDPRU.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-0T5ML.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-50120.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-QO4NP.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\is-LC9M8.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File opened for modification C:\Program Files (x86)\numGIF\numgif.exe e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-7LINF.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-2RBCH.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-OQ1VT.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-7RKER.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-EMJ3S.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-30LI3.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-JU9N7.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-6FM90.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-8E0Q7.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-SOFO5.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\plugins\internal\is-O29DO.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\stuff\is-2AK8I.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-K35LF.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-6AFDH.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-POES0.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-QKNDS.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-EL3R0.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-9PP6J.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-LAO0J.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-QPBKO.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-4B5JD.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\stuff\is-T6UAD.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-TSPQQ.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-5Q29N.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-V60U7.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-KQCE8.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-6R96H.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-2FKG2.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-E8IJB.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-P1S8L.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File opened for modification C:\Program Files (x86)\numGIF\uninstall\unins000.dat e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\stuff\is-629D7.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-K7JJG.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-20TJL.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-6HNA9.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-FMN50.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-GGDBJ.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-1JG94.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\plugins\internal\is-B4ECL.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-TR8FE.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\stuff\is-TGKS9.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-MT7ON.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-3VQVD.tmp e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1472 wrote to memory of 924 1472 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.exe 88 PID 1472 wrote to memory of 924 1472 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.exe 88 PID 1472 wrote to memory of 924 1472 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.exe 88 PID 924 wrote to memory of 3024 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 92 PID 924 wrote to memory of 3024 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 92 PID 924 wrote to memory of 3024 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 92 PID 924 wrote to memory of 2904 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 94 PID 924 wrote to memory of 2904 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 94 PID 924 wrote to memory of 2904 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 94 PID 924 wrote to memory of 3112 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 96 PID 924 wrote to memory of 3112 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 96 PID 924 wrote to memory of 3112 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 96 PID 924 wrote to memory of 4832 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 95 PID 924 wrote to memory of 4832 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 95 PID 924 wrote to memory of 4832 924 e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp 95 PID 3112 wrote to memory of 5016 3112 net.exe 98 PID 3112 wrote to memory of 5016 3112 net.exe 98 PID 3112 wrote to memory of 5016 3112 net.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.exe"C:\Users\Admin\AppData\Local\Temp\e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Users\Admin\AppData\Local\Temp\is-DFN7I.tmp\e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp"C:\Users\Admin\AppData\Local\Temp\is-DFN7I.tmp\e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp" /SL5="$E0052,7251001,121856,C:\Users\Admin\AppData\Local\Temp\e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:924 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:3024
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C:\Program Files (x86)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -i3⤵
- Executes dropped EXE
PID:2904
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C:\Program Files (x86)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -s3⤵
- Executes dropped EXE
PID:4832
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 123⤵
- Suspicious use of WriteProcessMemory
PID:3112 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 124⤵PID:5016
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
459KB
MD5dc76f9ab5258cff6e2310a6f71167e6e
SHA1922d8eb2f3d9f91dccea282070ee64ac304d0843
SHA25616acfa6d017d062cf397107d932fd57f7e65bab30c96def4179121e1a379f4d3
SHA5126c5cc519cc9b33cd0c7d80574124074b201e137c6236cbe73e78d0e79e9d3011a49cd307d132f3a0a8e6dd6b38a422dd059a2cb4872c3da22ec1d8abfa4f7279
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Filesize
256KB
MD522981a9dd13dfb1824bdef72c22c09e6
SHA17a52c1a2ce05e64cbf759b40ab5ae3084a5fb40e
SHA256a0523678678650048833c8c7c25af512a011c8f6478d52b7e02e901681ca007b
SHA512643b166061a80ed291e65b40618b4d69d8967212243e0528228cb3627ca094d1eb185124c1fe3f6e2b780bbcaf8f762f8ea80f98bddf32f46ff397bb885d1877
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Filesize
2.1MB
MD508665e378b3ddba4bc0afd0a4be4d43f
SHA10543f17d1f39c1601a518c469f306b51004e980f
SHA256b5a7e6a8a575803c72addd5f15b9ed5711b4c29c19d1c0bc60bf0e2810984416
SHA5126ef4138036ca4724116f37bd253ce863a0da9c2e96d536ca39670cc486b7c701f858e9bb42060ac5e5b0b3eb38e078001a1b0ffcf98769fd89a9aa639986c414
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C:\Users\Admin\AppData\Local\Temp\is-DFN7I.tmp\e5b3e82a56cc12d53a0e988994f41d1084f1a070fdd5e7cc77f01559e95e09b9.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303