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| File name: | $RDJ428T.exe |
| Full analysis: | https://app.any.run/tasks/f22232a6-2128-4cce-91d6-e711e1d5944b |
| Verdict: | Malicious activity |
| Threats: | FlawedAmmmyy is a RAT type malware that can be used to perform actions remotely on an infected PC. This malware is well known for being featured in especially large campaigns with wide target demographics. |
| Analysis date: | April 25, 2019, 19:20:29 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 72B857147E9308D86DF6C1F07F5F3430 |
| SHA1: | 2B6476328FB1D127E4D6CE6F9F562C2D799F574E |
| SHA256: | 7B73C481901E09433095C8E6B0BF901E989768734522A8EF205B9806B066C53A |
| SSDEEP: | 49152:RbD2ZlNVziVoZRk2fYZFHO1LRyTu5eFej2oP1maepYeoXLveRYo:Rb0NhiaTvAPSyTubc2LWqo |
MALICIOUS
Starts NET.EXE for service management
- $RDJ428T.tmp (PID: 1536)
Application was dropped or rewritten from another process
- AA_v3.exe (PID: 2084)
- AA_v3.exe (PID: 2628)
- AA_v3.exe (PID: 3868)
- AA_v3.exe (PID: 3012)
Deletes the SafeBoot registry key
- AA_v3.exe (PID: 3012)
FLAWEDAMMYY was detected
- AA_v3.exe (PID: 2084)
Connects to CnC server
- AA_v3.exe (PID: 2084)
Loads dropped or rewritten executable
- rundll32.exe (PID: 2300)
SUSPICIOUS
Executable content was dropped or overwritten
- $RDJ428T.exe (PID: 3440)
- $RDJ428T.tmp (PID: 1536)
- AA_v3.exe (PID: 2084)
Creates files in the user directory
- $RDJ428T.tmp (PID: 1536)
- AA_v3.exe (PID: 2084)
Starts Internet Explorer
- $RDJ428T.tmp (PID: 1536)
Application launched itself
- AA_v3.exe (PID: 3868)
Creates files in the program directory
- AA_v3.exe (PID: 3868)
- AA_v3.exe (PID: 2084)
- rundll32.exe (PID: 2300)
Creates files in the Windows directory
- AA_v3.exe (PID: 2084)
Uses RUNDLL32.EXE to load library
- AA_v3.exe (PID: 2084)
Writes to a desktop.ini file (may be used to cloak folders)
- AA_v3.exe (PID: 2084)
INFO
Application was dropped or rewritten from another process
- $RDJ428T.tmp (PID: 1536)
Loads dropped or rewritten executable
- $RDJ428T.tmp (PID: 1536)
Creates files in the program directory
- $RDJ428T.tmp (PID: 1536)
Changes internet zones settings
- iexplore.exe (PID: 2196)
Reads internet explorer settings
- iexplore.exe (PID: 2164)
Creates a software uninstall entry
- $RDJ428T.tmp (PID: 1536)
Changes settings of System certificates
- iexplore.exe (PID: 2164)
Adds / modifies Windows certificates
- iexplore.exe (PID: 2164)
Creates files in the user directory
- iexplore.exe (PID: 2164)
Dropped object may contain Bitcoin addresses
- iexplore.exe (PID: 2164)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Inno Setup installer (77.7) |
|---|---|---|
| .exe | | | Win32 Executable Delphi generic (10) |
| .dll | | | Win32 Dynamic Link Library (generic) (4.6) |
| .exe | | | Win32 Executable (generic) (3.1) |
| .exe | | | Win16/32 Executable Delphi generic (1.4) |
EXIF
EXE
| ProductVersion: | 3.8 |
|---|---|
| ProductName: | Ammyy Admin |
| LegalCopyright: | |
| FileVersion: | 3.8.0 |
| FileDescription: | Ammyy Admin Setup |
| CompanyName: | lrepacks.ru |
| Comments: | This installation was built with Inno Setup. |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 3.8.0.0 |
| FileVersionNumber: | 3.8.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | 6 |
| OSVersion: | 1 |
| EntryPoint: | 0x9c14 |
| UninitializedDataSize: | - |
| InitializedDataSize: | 25600 |
| CodeSize: | 37888 |
| LinkerVersion: | 2.25 |
| PEType: | PE32 |
| TimeStamp: | 1992:06:20 00:22:17+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 19-Jun-1992 22:22:17 |
| Detected languages: |
|
| Comments: | This installation was built with Inno Setup. |
| CompanyName: | lrepacks.ru |
| FileDescription: | Ammyy Admin Setup |
| FileVersion: | 3.8.0 |
| LegalCopyright: | - |
| ProductName: | Ammyy Admin |
| ProductVersion: | 3.8 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0050 |
| Pages in file: | 0x0002 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x000F |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x001A |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000100 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 8 |
| Time date stamp: | 19-Jun-1992 22:22:17 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
CODE | 0x00001000 | 0x00009338 | 0x00009400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.55605 |
DATA | 0x0000B000 | 0x0000024C | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 2.73918 |
BSS | 0x0000C000 | 0x00000E8C | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.idata | 0x0000D000 | 0x00000950 | 0x00000A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.43073 |
.tls | 0x0000E000 | 0x00000008 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rdata | 0x0000F000 | 0x00000018 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 0.204488 |
.reloc | 0x00010000 | 0x000008B0 | 0x00000000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 0 |
.rsrc | 0x00011000 | 0x000052B8 | 0x00005400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 5.82283 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.15342 | 1580 | Latin 1 / Western European | English - United States | RT_MANIFEST |
2 | 5.72434 | 9640 | Latin 1 / Western European | English - United States | RT_ICON |
3 | 6.13946 | 4264 | Latin 1 / Western European | English - United States | RT_ICON |
4089 | 3.21823 | 754 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4090 | 3.31515 | 780 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4091 | 3.25024 | 718 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4093 | 2.86149 | 104 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4094 | 3.20731 | 180 | Latin 1 / Western European | UNKNOWN | RT_STRING |
4095 | 3.04592 | 174 | Latin 1 / Western European | UNKNOWN | RT_STRING |
11111 | 4.45821 | 44 | Latin 1 / Western European | UNKNOWN | RT_RCDATA |
Imports
advapi32.dll |
comctl32.dll |
kernel32.dll |
oleaut32.dll |
user32.dll |
Total processes
51
Monitored processes
13
Malicious processes
2
Suspicious processes
4
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2472 | "C:\Users\admin\AppData\Local\Temp\$RDJ428T.exe" | C:\Users\admin\AppData\Local\Temp\$RDJ428T.exe | — | explorer.exe |
User: admin Company: lrepacks.ru Integrity Level: MEDIUM Description: Ammyy Admin Setup Exit code: 3221226540 Version: 3.8.0 | ||||
| 3440 | "C:\Users\admin\AppData\Local\Temp\$RDJ428T.exe" | C:\Users\admin\AppData\Local\Temp\$RDJ428T.exe | explorer.exe | |
User: admin Company: lrepacks.ru Integrity Level: HIGH Description: Ammyy Admin Setup Exit code: 0 Version: 3.8.0 | ||||
| 1536 | "C:\Users\admin\AppData\Local\Temp\is-HUFNL.tmp\$RDJ428T.tmp" /SL5="$500E8,1827681,64512,C:\Users\admin\AppData\Local\Temp\$RDJ428T.exe" | C:\Users\admin\AppData\Local\Temp\is-HUFNL.tmp\$RDJ428T.tmp | $RDJ428T.exe | |
User: admin Integrity Level: HIGH Description: Setup/Uninstall Exit code: 0 Version: 51.52.0.0 | ||||
| 2508 | "net" stop "AmmyyAdmin" | C:\Windows\system32\net.exe | — | $RDJ428T.tmp |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Net Command Exit code: 2 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2936 | C:\Windows\system32\net1 stop "AmmyyAdmin" | C:\Windows\system32\net1.exe | — | net.exe |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Net Command Exit code: 2 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) | ||||
| 3028 | "C:\Windows\regedit.exe" /S "C:\Users\admin\AppData\Local\Temp\settings.reg" | C:\Windows\regedit.exe | $RDJ428T.tmp | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Registry Editor Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2196 | "C:\Program Files\Internet Explorer\iexplore.exe" -nohome | C:\Program Files\Internet Explorer\iexplore.exe | $RDJ428T.tmp | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Internet Explorer Exit code: 1 Version: 8.00.7600.16385 (win7_rtm.090713-1255) | ||||
| 2164 | "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2196 CREDAT:79873 | C:\Program Files\Internet Explorer\iexplore.exe | iexplore.exe | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Internet Explorer Exit code: 0 Version: 8.00.7600.16385 (win7_rtm.090713-1255) | ||||
| 3868 | "C:\Users\admin\AppData\Roaming\Ammyy\AA_v3.exe" | C:\Users\admin\AppData\Roaming\Ammyy\AA_v3.exe | — | explorer.exe |
User: admin Company: Ammyy LLC Integrity Level: MEDIUM Description: Ammyy Admin Exit code: 0 Version: 3.8 | ||||
| 3012 | "C:\Users\admin\AppData\Roaming\Ammyy\AA_v3.exe" -elevated | C:\Users\admin\AppData\Roaming\Ammyy\AA_v3.exe | AA_v3.exe | |
User: admin Company: Ammyy LLC Integrity Level: HIGH Description: Ammyy Admin Exit code: 0 Version: 3.8 | ||||
Total events
1 246
Read events
1 082
Write events
0
Delete events
0
Modification events
Executable files
8
Suspicious files
6
Text files
89
Unknown types
37
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1536 | $RDJ428T.tmp | C:\Users\admin\AppData\Roaming\Ammyy\is-B5FTO.tmp | — | |
MD5:— | SHA256:— | |||
| 1536 | $RDJ428T.tmp | C:\Users\admin\AppData\Roaming\Ammyy\is-KFG9G.tmp | — | |
MD5:— | SHA256:— | |||
| 2196 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].ico | — | |
MD5:— | SHA256:— | |||
| 2196 | iexplore.exe | C:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico | — | |
MD5:— | SHA256:— | |||
| 2164 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\I0488CJO\lrepacks_ru[1].txt | — | |
MD5:— | SHA256:— | |||
| 1536 | $RDJ428T.tmp | C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Ammyy Admin\Uninstall.lnk | lnk | |
MD5:7EB5E002BB0B8C60B49187B2A8098B9D | SHA256:59E369678694A7C2D2737ACA72181DCA85506A875AF25D42FB1E0BC451045BF8 | |||
| 1536 | $RDJ428T.tmp | C:\Users\admin\AppData\Roaming\Ammyy\unins000.dat | dat | |
MD5:1A2412495D9D86FB05AE5C558D1C6A38 | SHA256:98CBECA86DC9F93B75B768D72B94E777B9A0C88E3040850043A2AB4D10AE71C3 | |||
| 2164 | iexplore.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\JGRR2OYX\layout[1].css | text | |
MD5:6FA20B2AA43D87ABDAFAB5C86D41AA09 | SHA256:9D0B825C7A02623AF58D33D121FCCA44906BFBD6CD560CDC5B866411FBBF21E8 | |||
| 3440 | $RDJ428T.exe | C:\Users\admin\AppData\Local\Temp\is-HUFNL.tmp\$RDJ428T.tmp | executable | |
MD5:A2F5CA58EBBF3ABE97A5D75F609ABF53 | SHA256:655214F7F704620569F6CEC83508D7C0795C639DA951B05C746124FDF3BBC97D | |||
| 1536 | $RDJ428T.tmp | C:\Users\admin\AppData\Roaming\Ammyy\unins000.exe | executable | |
MD5:AE59BB8F3B963B40682751BC2417E16B | SHA256:CF7143EDA70A09297588CCCE0AA227E229382C2EE39A32881EB3E8AC7D91A401 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
22
DNS requests
10
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2084 | AA_v3.exe | GET | 206 | 136.243.105.159:80 | http://www.ammyy.com/files/v7/aans32.gz | DE | binary | 178 Kb | suspicious |
2084 | AA_v3.exe | POST | 200 | 188.42.129.148:80 | http://rl.ammyy.com/ | NL | text | 244 b | suspicious |
2164 | iexplore.exe | GET | 301 | 5.44.221.96:80 | http://lrepacks.ru/ | LV | html | 178 b | whitelisted |
2196 | iexplore.exe | GET | 200 | 13.107.21.200:80 | http://www.bing.com/favicon.ico | US | image | 237 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2164 | iexplore.exe | 172.217.18.110:443 | translate.google.com | Google Inc. | US | whitelisted |
2164 | iexplore.exe | 88.212.196.75:443 | counter.yadro.ru | United Network LLC | RU | unknown |
2164 | iexplore.exe | 5.44.221.96:80 | lrepacks.ru | Camelhost Sia | LV | suspicious |
2164 | iexplore.exe | 216.58.206.10:443 | translate.googleapis.com | Google Inc. | US | whitelisted |
2196 | iexplore.exe | 13.107.21.200:80 | www.bing.com | Microsoft Corporation | US | whitelisted |
2164 | iexplore.exe | 87.250.250.119:443 | mc.yandex.ru | YANDEX LLC | RU | whitelisted |
2084 | AA_v3.exe | 188.42.129.148:80 | rl.ammyy.com | Servers.com, Inc. | NL | malicious |
2164 | iexplore.exe | 5.44.221.96:443 | lrepacks.ru | Camelhost Sia | LV | suspicious |
2164 | iexplore.exe | 172.217.21.228:443 | www.google.com | Google Inc. | US | whitelisted |
2196 | iexplore.exe | 5.44.221.96:443 | lrepacks.ru | Camelhost Sia | LV | suspicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
lrepacks.ru |
| whitelisted |
www.bing.com |
| whitelisted |
translate.google.com |
| whitelisted |
counter.yadro.ru |
| whitelisted |
translate.googleapis.com |
| whitelisted |
mc.yandex.ru |
| whitelisted |
www.gstatic.com |
| whitelisted |
www.google.com |
| whitelisted |
rl.ammyy.com |
| suspicious |
www.ammyy.com |
| suspicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2084 | AA_v3.exe | A Network Trojan was detected | MALWARE [PTsecurity] FlawedAmmyy.RAT |
2084 | AA_v3.exe | A Network Trojan was detected | MALWARE [PTsecurity] RemoteAdmin Win32.Ammyy.z Check-in pkt |
2084 | AA_v3.exe | A Network Trojan was detected | MALWARE [PTsecurity] RemoteAdmin Win32.Ammyy.z check-in |
2084 | AA_v3.exe | A Network Trojan was detected | MALWARE [PTsecurity] AMMYY RAT |
2084 | AA_v3.exe | A Network Trojan was detected | MALWARE [PTsecurity] RemoteAdmin Win32.Ammyy.z response |
1 ETPRO signatures available at the full report