66c7f9516e0f564e90ac8fa9c783bc29c3a57bd98d76bae797945ee4a4495d71

Analysis

max time kernel
150s
max time network
142s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26-01-2024 14:09

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General

Target

779156930f35c787b6db9d4a3c33cc05.exe
Size

293KB
MD5

779156930f35c787b6db9d4a3c33cc05
SHA1

171214c93c3fbe11e06480588bd38ef4f5b67981
SHA256

66c7f9516e0f564e90ac8fa9c783bc29c3a57bd98d76bae797945ee4a4495d71
SHA512

65bb46caa2607fc6703a1614227a804aef6749bdaa3b58a379615e971b3f47f4c9cc177c1536498ccc7a1e0d824048c8818c73b4f393dfca1b4b97aeab3f0e8c
SSDEEP

6144:EPdMyMANEVzGlcEDUl4qaRYVQ+CJTGbusJRhgnGXcjD7Xm2BeddhMHpmMDr:mNEh8cSLqdtCsisDhgnGABBedDMJmMX

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

laohg.exe

pid process

2504 laohg.exe
Loads dropped DLL 2 IoCs

Processes:

779156930f35c787b6db9d4a3c33cc05.exe

pid process

3032 779156930f35c787b6db9d4a3c33cc05.exe
3032 779156930f35c787b6db9d4a3c33cc05.exe

pid	process
3032	779156930f35c787b6db9d4a3c33cc05.exe
3032	779156930f35c787b6db9d4a3c33cc05.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

laohg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\{6CF0A0C8-CEE0-AD4E-46DF-EAE75CAEC9FA} = "C:\\Users\\Admin\\AppData\\Roaming\\Otol\\laohg.exe"	laohg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

779156930f35c787b6db9d4a3c33cc05.exe

description pid process target process

PID 3032 set thread context of 848 3032 779156930f35c787b6db9d4a3c33cc05.exe cmd.exe
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

1092 848 WerFault.exe cmd.exe
2492 1092 WerFault.exe WerFault.exe

description	pid	process	target process
PID 3032 set thread context of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe

pid	pid_target	process	target process
1092	848	WerFault.exe	cmd.exe
2492	1092	WerFault.exe	WerFault.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

Processes:

779156930f35c787b6db9d4a3c33cc05.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	779156930f35c787b6db9d4a3c33cc05.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Privacy	779156930f35c787b6db9d4a3c33cc05.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

laohg.exe

pid	process
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe
2504	laohg.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

779156930f35c787b6db9d4a3c33cc05.exe

description	pid	process
Token: SeSecurityPrivilege	3032	779156930f35c787b6db9d4a3c33cc05.exe
Token: SeSecurityPrivilege	3032	779156930f35c787b6db9d4a3c33cc05.exe
Token: SeSecurityPrivilege	3032	779156930f35c787b6db9d4a3c33cc05.exe

Suspicious use of UnmapMainImage 2 IoCs

Processes:

779156930f35c787b6db9d4a3c33cc05.exelaohg.exe

pid process

3032 779156930f35c787b6db9d4a3c33cc05.exe
2504 laohg.exe

pid	process
3032	779156930f35c787b6db9d4a3c33cc05.exe
2504	laohg.exe

Suspicious use of WriteProcessMemory 56 IoCs

Processes:

779156930f35c787b6db9d4a3c33cc05.exelaohg.execmd.exeWerFault.exe

description	pid	process	target process
PID 3032 wrote to memory of 2504	3032	779156930f35c787b6db9d4a3c33cc05.exe	laohg.exe
PID 3032 wrote to memory of 2504	3032	779156930f35c787b6db9d4a3c33cc05.exe	laohg.exe
PID 3032 wrote to memory of 2504	3032	779156930f35c787b6db9d4a3c33cc05.exe	laohg.exe
PID 3032 wrote to memory of 2504	3032	779156930f35c787b6db9d4a3c33cc05.exe	laohg.exe
PID 2504 wrote to memory of 1136	2504	laohg.exe	taskhost.exe
PID 2504 wrote to memory of 1136	2504	laohg.exe	taskhost.exe
PID 2504 wrote to memory of 1136	2504	laohg.exe	taskhost.exe
PID 2504 wrote to memory of 1136	2504	laohg.exe	taskhost.exe
PID 2504 wrote to memory of 1136	2504	laohg.exe	taskhost.exe
PID 2504 wrote to memory of 1228	2504	laohg.exe	Dwm.exe
PID 2504 wrote to memory of 1228	2504	laohg.exe	Dwm.exe
PID 2504 wrote to memory of 1228	2504	laohg.exe	Dwm.exe
PID 2504 wrote to memory of 1228	2504	laohg.exe	Dwm.exe
PID 2504 wrote to memory of 1228	2504	laohg.exe	Dwm.exe
PID 2504 wrote to memory of 1264	2504	laohg.exe	Explorer.EXE
PID 2504 wrote to memory of 1264	2504	laohg.exe	Explorer.EXE
PID 2504 wrote to memory of 1264	2504	laohg.exe	Explorer.EXE
PID 2504 wrote to memory of 1264	2504	laohg.exe	Explorer.EXE
PID 2504 wrote to memory of 1264	2504	laohg.exe	Explorer.EXE
PID 2504 wrote to memory of 1792	2504	laohg.exe	DllHost.exe
PID 2504 wrote to memory of 1792	2504	laohg.exe	DllHost.exe
PID 2504 wrote to memory of 1792	2504	laohg.exe	DllHost.exe
PID 2504 wrote to memory of 1792	2504	laohg.exe	DllHost.exe
PID 2504 wrote to memory of 1792	2504	laohg.exe	DllHost.exe
PID 2504 wrote to memory of 3032	2504	laohg.exe	779156930f35c787b6db9d4a3c33cc05.exe
PID 2504 wrote to memory of 3032	2504	laohg.exe	779156930f35c787b6db9d4a3c33cc05.exe
PID 2504 wrote to memory of 3032	2504	laohg.exe	779156930f35c787b6db9d4a3c33cc05.exe
PID 2504 wrote to memory of 3032	2504	laohg.exe	779156930f35c787b6db9d4a3c33cc05.exe
PID 2504 wrote to memory of 3032	2504	laohg.exe	779156930f35c787b6db9d4a3c33cc05.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 3032 wrote to memory of 848	3032	779156930f35c787b6db9d4a3c33cc05.exe	cmd.exe
PID 848 wrote to memory of 1092	848	cmd.exe	WerFault.exe
PID 848 wrote to memory of 1092	848	cmd.exe	WerFault.exe
PID 848 wrote to memory of 1092	848	cmd.exe	WerFault.exe
PID 848 wrote to memory of 1092	848	cmd.exe	WerFault.exe
PID 2504 wrote to memory of 940	2504	laohg.exe	conhost.exe
PID 2504 wrote to memory of 940	2504	laohg.exe	conhost.exe
PID 2504 wrote to memory of 940	2504	laohg.exe	conhost.exe
PID 2504 wrote to memory of 940	2504	laohg.exe	conhost.exe
PID 2504 wrote to memory of 940	2504	laohg.exe	conhost.exe
PID 2504 wrote to memory of 1092	2504	laohg.exe	WerFault.exe
PID 2504 wrote to memory of 1092	2504	laohg.exe	WerFault.exe
PID 2504 wrote to memory of 1092	2504	laohg.exe	WerFault.exe
PID 2504 wrote to memory of 1092	2504	laohg.exe	WerFault.exe
PID 2504 wrote to memory of 1092	2504	laohg.exe	WerFault.exe
PID 1092 wrote to memory of 2492	1092	WerFault.exe	WerFault.exe
PID 1092 wrote to memory of 2492	1092	WerFault.exe	WerFault.exe
PID 1092 wrote to memory of 2492	1092	WerFault.exe	WerFault.exe
PID 1092 wrote to memory of 2492	1092	WerFault.exe	WerFault.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1228

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1136

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1264

C:\Users\Admin\AppData\Local\Temp\779156930f35c787b6db9d4a3c33cc05.exe
"C:\Users\Admin\AppData\Local\Temp\779156930f35c787b6db9d4a3c33cc05.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3032

C:\Users\Admin\AppData\Roaming\Otol\laohg.exe
"C:\Users\Admin\AppData\Roaming\Otol\laohg.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpfda2bcd2.bat"
3⤵
- Suspicious use of WriteProcessMemory
PID:848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 848 -s 116
4⤵
- Program crash
- Suspicious use of WriteProcessMemory
PID:1092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1092 -s 536
5⤵
- Program crash
PID:2492

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1792

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-1424715491-17636202432092576943-2082516846-19000619004159814701797933612-1709803293"
1⤵
PID:940

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Idanke\ibpou.diu

Filesize
366B

MD5
c87e4133e93178c278c92f377c076b5a

SHA1
d4e36d9ad7f86b21c141f31f3c857d8b55101a16

SHA256
4fa8c78cef46b5e1b160c9265f6cd28fa33f7da7b98bd32644bcf28ee147d23a

SHA512
916125cab7a635c1ef3edcbc2398e29938644024ca6e9c77f3505f03198271c5121804a876b8579a324f885f99bfe6238cb07ebfbed7c06b053029190448716b

Download Submit
\Users\Admin\AppData\Roaming\Otol\laohg.exe

Filesize
293KB

MD5
39dc318c21e2ec9ff38468c3e8ce3562

SHA1
3290d6cdfc8476565512bc85a291f52f3cf83f1a

SHA256
1a3d4e75f991c55959b2519731fba831892d44cc4522d651f64780a8d629e2c8

SHA512
f3ff75f1cbcf777deedf6d215eef96bfa3c4e9dcc472dd3ddf1592534a523aa53aa2a87596afa5956c54d6e49ed0ebada4a4f83cb8224800e83e5e53ec27b40c

Download Submit
memory/1136-21-0x0000000001BC0000-0x0000000001C01000-memory.dmp

Filesize
260KB

Download
memory/1136-19-0x0000000001BC0000-0x0000000001C01000-memory.dmp

Filesize
260KB

Download
memory/1136-20-0x0000000001BC0000-0x0000000001C01000-memory.dmp

Filesize
260KB

Download
memory/1136-22-0x0000000001BC0000-0x0000000001C01000-memory.dmp

Filesize
260KB

Download
memory/1136-23-0x0000000001BC0000-0x0000000001C01000-memory.dmp

Filesize
260KB

Download
memory/1228-27-0x00000000002A0000-0x00000000002E1000-memory.dmp

Filesize
260KB

Download
memory/1228-29-0x00000000002A0000-0x00000000002E1000-memory.dmp

Filesize
260KB

Download
memory/1228-28-0x00000000002A0000-0x00000000002E1000-memory.dmp

Filesize
260KB

Download
memory/1228-26-0x00000000002A0000-0x00000000002E1000-memory.dmp

Filesize
260KB

Download
memory/1264-32-0x0000000002B60000-0x0000000002BA1000-memory.dmp

Filesize
260KB

Download
memory/1264-31-0x0000000002B60000-0x0000000002BA1000-memory.dmp

Filesize
260KB

Download
memory/1264-33-0x0000000002B60000-0x0000000002BA1000-memory.dmp

Filesize
260KB

Download
memory/1264-34-0x0000000002B60000-0x0000000002BA1000-memory.dmp

Filesize
260KB

Download
memory/1792-36-0x0000000001C90000-0x0000000001CD1000-memory.dmp

Filesize
260KB

Download
memory/1792-37-0x0000000001C90000-0x0000000001CD1000-memory.dmp

Filesize
260KB

Download
memory/1792-38-0x0000000001C90000-0x0000000001CD1000-memory.dmp

Filesize
260KB

Download
memory/1792-39-0x0000000001C90000-0x0000000001CD1000-memory.dmp

Filesize
260KB

Download
memory/2504-190-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2504-17-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2504-16-0x0000000000310000-0x000000000035B000-memory.dmp

Filesize
300KB

Download
memory/2504-15-0x0000000000270000-0x00000000002B1000-memory.dmp

Filesize
260KB

Download
memory/3032-2-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3032-62-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-3-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3032-4-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3032-44-0x0000000002280000-0x00000000022C1000-memory.dmp

Filesize
260KB

Download
memory/3032-42-0x0000000002280000-0x00000000022C1000-memory.dmp

Filesize
260KB

Download
memory/3032-46-0x0000000002280000-0x00000000022C1000-memory.dmp

Filesize
260KB

Download
memory/3032-48-0x0000000002280000-0x00000000022C1000-memory.dmp

Filesize
260KB

Download
memory/3032-50-0x0000000002280000-0x00000000022C1000-memory.dmp

Filesize
260KB

Download
memory/3032-51-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-53-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-56-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-55-0x0000000077AC0000-0x0000000077AC1000-memory.dmp

Filesize
4KB

Download
memory/3032-58-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-60-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-5-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3032-64-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-66-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-68-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-70-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-72-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-74-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-76-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-78-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-80-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-143-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/3032-1-0x0000000000370000-0x00000000003BB000-memory.dmp

Filesize
300KB

Download
memory/3032-166-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3032-0-0x00000000002F0000-0x0000000000331000-memory.dmp

Filesize
260KB

Download