General
- Target Understregninger.exe
- Size 322KB
- Sample230511-p1rdtadd28
- SHA256 f8082dc1210616c55008edc73e1ca4966cd8575e2425ed72f71f28b97f71172a
- MD5 4ab4a3d1894572436b1af077779f4051
- SHA1 271cd8521dab65d5a9d127c5296acea983d29512
- SHA512 4564299080a7d763da23b2ececa16927c86e8801167e9bcb82a3fa6a78e322447ae8991a677d8bb4cd519c972c0157f6a966f7b2301a985c22c14e2b6460d2a2
- SSDEEP 6144:ex4veXIVOy5YUVFAEhpjyecwKz0CawKMeedSvR:o4GXfg1X1cw40sFPd4
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
Understregninger.exe
Resource
win7-20230220-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
Understregninger.exe
Resource
win10v2004-20230221-en
13 signatures
150 seconds
Malware Config
Extracted
Family
-
agenttesla
C2
-
https://api.telegram.org/bot6168599451:AAGNek51QMYNhL09hhnCcUs8a_1nMuD4d9s/
Targets
-
- Target Understregninger.exe
- Size 322KB
- SHA256 f8082dc1210616c55008edc73e1ca4966cd8575e2425ed72f71f28b97f71172a
- MD5 4ab4a3d1894572436b1af077779f4051
- SHA1 271cd8521dab65d5a9d127c5296acea983d29512
- SHA512 4564299080a7d763da23b2ececa16927c86e8801167e9bcb82a3fa6a78e322447ae8991a677d8bb4cd519c972c0157f6a966f7b2301a985c22c14e2b6460d2a2
- SSDEEP 6144:ex4veXIVOy5YUVFAEhpjyecwKz0CawKMeedSvR:o4GXfg1X1cw40sFPd4
- MD5 SHA1 SHA512 SSDEEP
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
Checks QEMU agent file
Checks presence of QEMU agent, possibly to detect virtualization.
Loads dropped DLL
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext