73df551a2f02724c553c34b0d5ee63774b12378f1aaa4f440efd05ec23af3c73

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15/03/2024, 03:36

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General

Target

ca62040f61d63d23a522a476ee8aeeec.exe
Size

171KB
MD5

ca62040f61d63d23a522a476ee8aeeec
SHA1

462fce2be4bbead0a77fe064a483d50783ceaafe
SHA256

73df551a2f02724c553c34b0d5ee63774b12378f1aaa4f440efd05ec23af3c73
SHA512

1658a43316d5174092292ed75a0a087778b2b1ec1ac176bec4a2fea977e8bfe59c0c12079e9354dadc5479c9506df43e6bafdc35c0701cb2eee8ef09a7e4d48c
SSDEEP

3072:oPhrcIwCBrYtZSb5XNGyyrTcmsyMoecjIDKZg1CCx5R3T6d1Pt:CrcEVrb4Pc4IDKeCE51m

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
276	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1640	wiby.exe

Loads dropped DLL 2 IoCs

pid	Process
2728	ca62040f61d63d23a522a476ee8aeeec.exe
2728	ca62040f61d63d23a522a476ee8aeeec.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\{79D9EA0F-1BC0-039F-FCF8-F124D5736F69} = "C:\\Users\\Admin\\AppData\\Roaming\\Atimh\\wiby.exe"	wiby.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2728 set thread context of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Privacy	ca62040f61d63d23a522a476ee8aeeec.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	ca62040f61d63d23a522a476ee8aeeec.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe
1640	wiby.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2728	ca62040f61d63d23a522a476ee8aeeec.exe
Token: SeSecurityPrivilege	2728	ca62040f61d63d23a522a476ee8aeeec.exe
Token: SeSecurityPrivilege	2728	ca62040f61d63d23a522a476ee8aeeec.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 1640	2728	ca62040f61d63d23a522a476ee8aeeec.exe	28
PID 2728 wrote to memory of 1640	2728	ca62040f61d63d23a522a476ee8aeeec.exe	28
PID 2728 wrote to memory of 1640	2728	ca62040f61d63d23a522a476ee8aeeec.exe	28
PID 2728 wrote to memory of 1640	2728	ca62040f61d63d23a522a476ee8aeeec.exe	28
PID 1640 wrote to memory of 1096	1640	wiby.exe	19
PID 1640 wrote to memory of 1096	1640	wiby.exe	19
PID 1640 wrote to memory of 1096	1640	wiby.exe	19
PID 1640 wrote to memory of 1096	1640	wiby.exe	19
PID 1640 wrote to memory of 1096	1640	wiby.exe	19
PID 1640 wrote to memory of 1172	1640	wiby.exe	20
PID 1640 wrote to memory of 1172	1640	wiby.exe	20
PID 1640 wrote to memory of 1172	1640	wiby.exe	20
PID 1640 wrote to memory of 1172	1640	wiby.exe	20
PID 1640 wrote to memory of 1172	1640	wiby.exe	20
PID 1640 wrote to memory of 1208	1640	wiby.exe	21
PID 1640 wrote to memory of 1208	1640	wiby.exe	21
PID 1640 wrote to memory of 1208	1640	wiby.exe	21
PID 1640 wrote to memory of 1208	1640	wiby.exe	21
PID 1640 wrote to memory of 1208	1640	wiby.exe	21
PID 1640 wrote to memory of 1968	1640	wiby.exe	23
PID 1640 wrote to memory of 1968	1640	wiby.exe	23
PID 1640 wrote to memory of 1968	1640	wiby.exe	23
PID 1640 wrote to memory of 1968	1640	wiby.exe	23
PID 1640 wrote to memory of 1968	1640	wiby.exe	23
PID 1640 wrote to memory of 2728	1640	wiby.exe	27
PID 1640 wrote to memory of 2728	1640	wiby.exe	27
PID 1640 wrote to memory of 2728	1640	wiby.exe	27
PID 1640 wrote to memory of 2728	1640	wiby.exe	27
PID 1640 wrote to memory of 2728	1640	wiby.exe	27
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 2728 wrote to memory of 276	2728	ca62040f61d63d23a522a476ee8aeeec.exe	29
PID 1640 wrote to memory of 2136	1640	wiby.exe	31
PID 1640 wrote to memory of 2136	1640	wiby.exe	31
PID 1640 wrote to memory of 2136	1640	wiby.exe	31
PID 1640 wrote to memory of 2136	1640	wiby.exe	31
PID 1640 wrote to memory of 2136	1640	wiby.exe	31
PID 1640 wrote to memory of 2380	1640	wiby.exe	32
PID 1640 wrote to memory of 2380	1640	wiby.exe	32
PID 1640 wrote to memory of 2380	1640	wiby.exe	32
PID 1640 wrote to memory of 2380	1640	wiby.exe	32
PID 1640 wrote to memory of 2380	1640	wiby.exe	32

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1096

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\ca62040f61d63d23a522a476ee8aeeec.exe
  "C:\Users\Admin\AppData\Local\Temp\ca62040f61d63d23a522a476ee8aeeec.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Users\Admin\AppData\Roaming\Atimh\wiby.exe
    "C:\Users\Admin\AppData\Roaming\Atimh\wiby.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1640
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp7e52ec0b.bat"
    3⤵
    - Deletes itself
    PID:276

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1968

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2136

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials in Registry

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7e52ec0b.bat

Filesize
243B

MD5
983ba38133fb697e61af6ae4a212df4b

SHA1
f1809c91de10390b6daf378ecdd64a234d794934

SHA256
63426ae0d5fb8e297de7137fcf98ac5ba0530d5c639c72f5a494727f3e50407b

SHA512
fc9c990d685bcd274b3ff1bf107e800409801d11fead3e2e47cb53ee503a732062736cf1514717f4895bf426f983abcc7060876b9e738054715f1c1f76806f08

Download Submit
C:\Users\Admin\AppData\Roaming\Anufc\ciivm.afo

Filesize
366B

MD5
3a1f0114d2dfe9d160cf6323c37236a9

SHA1
9ed1ef68651a3cb2cecd5a7a497b8a1700185462

SHA256
0d3e306755766e49663155db1a619552493be8ac9d7a8d70924e410289b472d9

SHA512
dc7f49e6314cda9900a95a328dc5cbcb7e1358d899104edadf42b3b1a1b248370863bdcf6bce3dae87a235cce8ed64f0b6303667ba086da7fc4a47819b950d0b

Download Submit
\Users\Admin\AppData\Roaming\Atimh\wiby.exe

Filesize
171KB

MD5
92872f93cfc9438d6832e62569d31d14

SHA1
1e6ff7126f5e303d68334f1cdf2a56f8a58ed3c0

SHA256
59f53e6996f6ade6a1a42285e41d01a81e9965e4f3d3c943c60540557c5b4fd7

SHA512
03d6fc19cf332501cf42754d64c14d373e8527f5a1e457c082a37d147fc496413d6fd0909e7465d271661f39f4538601aad7ddf307636a06457283ac4da85e35

Download Submit
memory/276-248-0x0000000000050000-0x0000000000075000-memory.dmp

Filesize
148KB

Download
memory/276-154-0x0000000000050000-0x0000000000075000-memory.dmp

Filesize
148KB

Download
memory/276-155-0x0000000077570000-0x0000000077571000-memory.dmp

Filesize
4KB

Download
memory/276-166-0x0000000077570000-0x0000000077571000-memory.dmp

Filesize
4KB

Download
memory/276-247-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/1096-23-0x0000000001B40000-0x0000000001B65000-memory.dmp

Filesize
148KB

Download
memory/1096-19-0x0000000001B40000-0x0000000001B65000-memory.dmp

Filesize
148KB

Download
memory/1096-20-0x0000000001B40000-0x0000000001B65000-memory.dmp

Filesize
148KB

Download
memory/1096-21-0x0000000001B40000-0x0000000001B65000-memory.dmp

Filesize
148KB

Download
memory/1096-22-0x0000000001B40000-0x0000000001B65000-memory.dmp

Filesize
148KB

Download
memory/1172-25-0x0000000000120000-0x0000000000145000-memory.dmp

Filesize
148KB

Download
memory/1172-27-0x0000000000120000-0x0000000000145000-memory.dmp

Filesize
148KB

Download
memory/1172-28-0x0000000000120000-0x0000000000145000-memory.dmp

Filesize
148KB

Download
memory/1172-26-0x0000000000120000-0x0000000000145000-memory.dmp

Filesize
148KB

Download
memory/1208-31-0x0000000003AC0000-0x0000000003AE5000-memory.dmp

Filesize
148KB

Download
memory/1208-33-0x0000000003AC0000-0x0000000003AE5000-memory.dmp

Filesize
148KB

Download
memory/1208-32-0x0000000003AC0000-0x0000000003AE5000-memory.dmp

Filesize
148KB

Download
memory/1208-30-0x0000000003AC0000-0x0000000003AE5000-memory.dmp

Filesize
148KB

Download
memory/1640-259-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1640-17-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1640-15-0x0000000000220000-0x000000000026F000-memory.dmp

Filesize
316KB

Download
memory/1968-37-0x0000000001C90000-0x0000000001CB5000-memory.dmp

Filesize
148KB

Download
memory/1968-38-0x0000000001C90000-0x0000000001CB5000-memory.dmp

Filesize
148KB

Download
memory/1968-36-0x0000000001C90000-0x0000000001CB5000-memory.dmp

Filesize
148KB

Download
memory/1968-35-0x0000000001C90000-0x0000000001CB5000-memory.dmp

Filesize
148KB

Download
memory/2728-47-0x0000000000850000-0x0000000000875000-memory.dmp

Filesize
148KB

Download
memory/2728-75-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-50-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-53-0x0000000077570000-0x0000000077571000-memory.dmp

Filesize
4KB

Download
memory/2728-52-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-55-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-57-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-59-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-61-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-63-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-65-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-67-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-69-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-71-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-73-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-49-0x0000000000850000-0x0000000000875000-memory.dmp

Filesize
148KB

Download
memory/2728-77-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-79-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-81-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-140-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2728-45-0x0000000000850000-0x0000000000875000-memory.dmp

Filesize
148KB

Download
memory/2728-152-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2728-43-0x0000000000850000-0x0000000000875000-memory.dmp

Filesize
148KB

Download
memory/2728-41-0x0000000000850000-0x0000000000875000-memory.dmp

Filesize
148KB

Download
memory/2728-5-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2728-4-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2728-3-0x00000000002B0000-0x00000000002C0000-memory.dmp

Filesize
64KB

Download
memory/2728-1-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2728-0-0x0000000000220000-0x000000000026F000-memory.dmp

Filesize
316KB

Download