Analysis
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max time kernel
160s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 11:00
Static task
static1
Behavioral task
behavioral1
Sample
db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe
Resource
win10v2004-20220414-en
General
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Target
db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe
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Size
4.2MB
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MD5
37370eceaf48033001671cb3566e0927
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SHA1
47941e3b617b2f5e59a3e313694f2c7422569698
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SHA256
db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506
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SHA512
9c574967b1e07f304730e87df8c99419ca3c94b20b5fad408a8ec9b0c89f39426cd02bc3b5b21bac49ca62a431eda16761e417ac75b1407d31c8a038b13a63d4
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
jfiag_gg.exejfiag_gg.exepid process 4764 jfiag_gg.exe 4872 jfiag_gg.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe upx C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe upx C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe upx C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe upx -
Processes:
resource yara_rule behavioral2/memory/1184-130-0x0000000000480000-0x0000000000BA4000-memory.dmp vmprotect -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\kissq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\kissq.exe" db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 7 ip-api.com -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
jfiag_gg.exepid process 4872 jfiag_gg.exe 4872 jfiag_gg.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exedescription pid process target process PID 1184 wrote to memory of 4764 1184 db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe jfiag_gg.exe PID 1184 wrote to memory of 4764 1184 db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe jfiag_gg.exe PID 1184 wrote to memory of 4764 1184 db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe jfiag_gg.exe PID 1184 wrote to memory of 4872 1184 db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe jfiag_gg.exe PID 1184 wrote to memory of 4872 1184 db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe jfiag_gg.exe PID 1184 wrote to memory of 4872 1184 db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe jfiag_gg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe"C:\Users\Admin\AppData\Local\Temp\db9e7cbd83ba39269ca1bdcd0950ff8d620511999d66d9ecea3c572d40aea506.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeC:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt2⤵
- Executes dropped EXE
PID:4764 -
C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeC:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4872
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txtFilesize
31B
MD5b7161c0845a64ff6d7345b67ff97f3b0
SHA1d223f855da541fe8e4c1d5c50cb26da0a1deb5fc
SHA256fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66
SHA51298d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680
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C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txtFilesize
831B
MD56c3a244e2b39da02d0185b34a9fb6654
SHA16d64c3bfad2186ccad0f02ae197778ab5c99cf54
SHA25660d98e3d4cd5330e59f41a4a3b1223264fbf72e673fc68dba85a45b0096b9892
SHA5125f5277dea2dd1283757d8cb889f8d6f8920907e5e60a48166a56ed040c99823be55feb73be4a2f6518df5f8e44f32f286cc4b8c76925eb6d176b801b2c5524c6
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C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeFilesize
184KB
MD57fee8223d6e4f82d6cd115a28f0b6d58
SHA11b89c25f25253df23426bd9ff6c9208f1202f58b
SHA256a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59
SHA5123ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4
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C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeFilesize
184KB
MD57fee8223d6e4f82d6cd115a28f0b6d58
SHA11b89c25f25253df23426bd9ff6c9208f1202f58b
SHA256a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59
SHA5123ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4
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C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeFilesize
61KB
MD5a6279ec92ff948760ce53bba817d6a77
SHA15345505e12f9e4c6d569a226d50e71b5a572dce2
SHA2568b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181
SHA512213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c
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C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeFilesize
61KB
MD5a6279ec92ff948760ce53bba817d6a77
SHA15345505e12f9e4c6d569a226d50e71b5a572dce2
SHA2568b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181
SHA512213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c
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memory/1184-130-0x0000000000480000-0x0000000000BA4000-memory.dmpFilesize
7.1MB
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memory/4764-134-0x0000000000000000-mapping.dmp
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memory/4872-138-0x0000000000000000-mapping.dmp