fede8db8fdf7b187a8313c8ffdbab3267b53b94508c2da4f5db6ace56fcbc626

General

Target

4be06100c0c0c2366efc4638c0a5ce9e.exe
Size

20KB
MD5

4be06100c0c0c2366efc4638c0a5ce9e
SHA1

8eca428a132a1237d378f620d6fa9298846a1e9d
SHA256

fede8db8fdf7b187a8313c8ffdbab3267b53b94508c2da4f5db6ace56fcbc626
SHA512

e5702b01d7c2945f747a23385a3f2a77ab5ed735102571e51231e738ffefc55a8dc753391ca356ec4a4db9e3ea0beab2b487129f888e2625f4ed96a055cb18dc
SSDEEP

96:hOHArwkNzQ+nS43V0Nt/fTgxjgV9n/b4NMy5MbCPBD94BWJAL1wLs2:MHmDVmVfAE3nj4pMbC5D94qEwLs

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\iexplorer.exe	4be06100c0c0c2366efc4638c0a5ce9e.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\msg.exe	4be06100c0c0c2366efc4638c0a5ce9e.exe

Modifies system certificate store 2 TTPs 2 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	4be06100c0c0c2366efc4638c0a5ce9e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 04000000010000001000000079e4a9840d7d3a96d7c04fe2434c892e0f0000000100000014000000b34ddd372ed92e8f2abfbb9e20a9d31f204f194b090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b0601050507030814000000010000001400000003de503556d14cbb66f0a3e21b1bc397b23dd1550b00000001000000120000004400690067006900430065007200740000001d000000010000001000000059779e39e21a2e3dfced6857ed5c5fd9030000000100000014000000a8985d3a65e5e5c4b2d7d66d40c6dd2fb19c54361900000001000000100000000f3a0527d242de2dc98e5cfcb1e991ee2000000001000000b3030000308203af30820297a0030201020210083be056904246b1a1756ac95991c74a300d06092a864886f70d01010505003061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a3061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100e23be11172dea8a4d3a357aa50a28f0b7790c9a2a5ee12ce965b010920cc0193a74e30b753f743c46900579de28d22dd870640008109cece1b83bfdfcd3b7146e2d666c705b37627168f7b9e1e957deeb748a308dad6af7a0c3906657f4a5d1fbc17f8abbeee28d7747f7a78995985686e5c23324bbf4ec0e85a6de370bf7710bffc01f685d9a844105832a97518d5d1a2be47e2276af49a33f84908608bd45fb43a84bfa1aa4a4c7d3ecf4f5f6c765ea04b37919edc22e66dce141a8e6acbfecdb3146417c75b299e32bff2eefad30b42d4abb74132da0cd4eff881d5bb8d583fb51be84928a270da3104ddf7b216f24c0a4e07a8ed4a3d5eb57fa390c3af270203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e0416041403de503556d14cbb66f0a3e21b1bc397b23dd155301f0603551d2304183016801403de503556d14cbb66f0a3e21b1bc397b23dd155300d06092a864886f70d01010505000382010100cb9c37aa4813120afadd449c4f52b0f4dfae04f5797908a32418fc4b2b84c02db9d5c7fef4c11f58cbb86d9c7a74e79829ab11b5e370a0a1cd4c8899938c9170e2ab0f1cbe93a9ff63d5e40760d3a3bf9d5b09f1d58ee353f48e63fa3fa7dbb466df6266d6d16e418df22db5ea774a9f9d58e22b59c04023ed2d2882453e7954922698e08048a837eff0d6796016deace80ecd6eac4417382f49dae1453e2ab93653cf3a5006f72ee8c457496c612118d504ad783c2c3a806ba7ebaf1514e9d889c1b9386ce2916c8aff64b977255730c01b24a3e1dce9df477cb5b424080530ec2dbd0bbf45bf50b9a9f3eb980112adc888c698345f8d0a3cc6e9d595956dde	4be06100c0c0c2366efc4638c0a5ce9e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	2120	4be06100c0c0c2366efc4638c0a5ce9e.exe
Token: SeBackupPrivilege	2120	4be06100c0c0c2366efc4638c0a5ce9e.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2120	4be06100c0c0c2366efc4638c0a5ce9e.exe

C:\Users\Admin\AppData\Local\Temp\4be06100c0c0c2366efc4638c0a5ce9e.exe
"C:\Users\Admin\AppData\Local\Temp\4be06100c0c0c2366efc4638c0a5ce9e.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabC303.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC42E.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
C:\Windows\SysWOW64\iexplorer.exe

Filesize
180KB

MD5
2faf2de855066bfd12cdb303d3257676

SHA1
0d2e9f3be825bb8feb2b7775153c63e4765a996e

SHA256
c1ba1838847bb949700c95dcb0b647b56d4e6484eb148487e4ad4950886be745

SHA512
1e6f3730417024b4d08ae5e305df82ae0c512effd6f2802b90036e2f68b80204bfe8b63264154eec2dced6edf937459d622dc36c12b341f6d40dab4fd20ef7d7

Download Submit

Analysis

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