agenttesla | 8098f6588915f482b707639a66c3fbe98ff0edd04579c86d7d4205105efaa238

General

Target

ug.exe
Size

3.5MB
MD5

c02f0310508709cb3a7f7e414cc98115
SHA1

799ca2eadb0f5aab0c3a68f8ed260988c193d23f
SHA256

675f36891fedbe18f4a551818d762790a17138d9c2ac57f4bb2ff45abc146507
SHA512

f951df3b93cb6007fb927c345bf33e5487279bf1dca795f5e798fe9c580a67431cf817c564b7152d1f545a327a43466ce10725ddafe60ac672ab31a4ae142cbc
SSDEEP

98304:IaIVmRrKA+NrLOgq1oVIC8ykQEg+bYTWwXptBv4EPk7X1Qz:1IYR4Kgq1eR8SKwZXvBPeaz

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000600000001878c-44.dat	family_agenttesla
behavioral1/memory/2792-45-0x000000001BF00000-0x000000001C114000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

pid	Process
2792	KHAN x CHEATS.exe
1200	Process not Found

Loads dropped DLL 1 IoCs

pid	Process
2808	ug.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ug.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2488	timeout.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	KHAN x CHEATS.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	KHAN x CHEATS.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	KHAN x CHEATS.exe

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 0400000001000000100000000cd2f9e0da1773e9ed864da5e370e74e14000000010000001400000079b459e67bb6e5e40173800888c81a58f6e99b6e030000000100000014000000cabd2a79a1076a31f21d253635cb039d4329a5e80f00000001000000200000003f0411ede9c4477057d57e57883b1f205b20cdc0f3263129b1ee0269a2678f631900000001000000100000002fe1f70bb05d7c92335bc5e05b984da620000000010000006f0500003082056b30820353a0030201020211008210cfb0d240e3594463e0bb63828b00300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3135303630343131303433385a170d3335303630343131303433385a304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f7420583130820222300d06092a864886f70d01010105000382020f003082020a0282020100ade82473f41437f39b9e2b57281c87bedcb7df38908c6e3ce657a078f775c2a2fef56a6ef6004f28dbde68866c4493b6b163fd14126bbf1fd2ea319b217ed1333cba48f5dd79dfb3b8ff12f1219a4bc18a8671694a66666c8f7e3c70bfad292206f3e4c0e680aee24b8fb7997e94039fd347977c99482353e838ae4f0a6f832ed149578c8074b6da2fd0388d7b0370211b75f2303cfa8faeddda63abeb164fc28e114b7ecf0be8ffb5772ef4b27b4ae04c12250c708d0329a0e15324ec13d9ee19bf10b34a8c3f89a36151deac870794f46371ec2ee26f5b9881e1895c34796c76ef3b906279e6dba49a2f26c5d010e10eded9108e16fbb7f7a8f7c7e50207988f360895e7e237960d36759efb0e72b11d9bbc03f94905d881dd05b42ad641e9ac0176950a0fd8dfd5bd121f352f28176cd298c1a80964776e4737baceac595e689d7f72d689c50641293e593edd26f524c911a75aa34c401f46a199b5a73a516e863b9e7d72a712057859ed3e5178150b038f8dd02f05b23e7b4a1c4b730512fcc6eae050137c439374b3ca74e78e1f0108d030d45b7136b407bac130305c48b7823b98a67d608aa2a32982ccbabd83041ba2830341a1d605f11bc2b6f0a87c863b46a8482a88dc769a76bf1f6aa53d198feb38f364dec82b0d0a28fff7dbe21542d422d0275de179fe18e77088ad4ee6d98b3ac6dd27516effbc64f533434f0203010001a3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e0416041479b459e67bb6e5e40173800888c81a58f6e99b6e300d06092a864886f70d01010b05000382020100551f58a9bcb2a850d00cb1d81a6920272908ac61755c8a6ef882e5692fd5f6564bb9b8731059d321977ee74c71fbb2d260ad39a80bea17215685f1500e59ebcee059e9bac915ef869d8f8480f6e4e99190dc179b621b45f06695d27c6fc2ea3bef1fcfcbd6ae27f1a9b0c8aefd7d7e9afa2204ebffd97fea912b22b1170e8ff28a345b58d8fc01c954b9b826cc8a8833894c2d843c82dfee965705ba2cbbf7c4b7c74e3b82be31c822737392d1c280a43939103323824c3c9f86b255981dbe29868c229b9ee26b3b573a82704ddc09c789cb0a074d6ce85d8ec9efceabc7bbb52b4e45d64ad026cce572ca086aa595e315a1f7a4edc92c5fa5fbffac28022ebed77bbbe3717b9016d3075e46537c3707428cd3c4969cd599b52ae0951a8048ae4c3907cecc47a452952bbab8fbadd233537de51d4d6dd5a1b1c7426fe64027355ca328b7078de78d3390e7239ffb509c796c46d5b415b3966e7e9b0c963ab8522d3fd65be1fb08c284fe24a8a389daac6ae1182ab1a843615bd31fdc3b8d76f22de88d75df17336c3d53fb7bcb415fffdca2d06138e196b8ac5d8b37d775d533c09911ae9d41c1727584be0241425f67244894d19b27be073fb9b84f817451e17ab7ed9d23e2bee0d52804133c31039edd7a6c8fc60718c67fde478e3f289e0406cfa5543477bdec899be91743df5bdb5ffe8e1e57a2cd409d7e6222dade1827	KHAN x CHEATS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	KHAN x CHEATS.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 040000000100000010000000410352dc0ff7501b16f0028eba6f45c50f00000001000000140000005bcaa1c2780f0bcb5a90770451d96f38963f012d0b000000010000001e000000440053005400200052006f006f0074002000430041002000580033000000090000000100000016000000301406082b0601050507030406082b06010505070301140000000100000014000000c4a7b1a47b2c71fadbe14b9075ffc415608589101d00000001000000100000004558d512eecb27464920897de7b66053030000000100000014000000dac9024f54d8f6df94935fb1732638ca6ad77c131900000001000000100000006cf252fec3e8f20996de5d4dd9aef42420000000010000004e0300003082034a30820232a003020102021044afb080d6a327ba893039862ef8406b300d06092a864886f70d0101050500303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f74204341205833301e170d3030303933303231313231395a170d3231303933303134303131355a303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f7420434120583330820122300d06092a864886f70d01010105000382010f003082010a0282010100dfafe99750088357b4cc6265f69082ecc7d32c6b30ca5becd9c37dc740c118148be0e83376492ae33f214993ac4e0eaf3e48cb65eefcd3210f65d22ad9328f8ce5f777b0127bb595c089a3a9baed732e7a0c063283a27e8a1430cd11a0e12a38b9790a31fd50bd8065dfb7516383c8e28861ea4b6181ec526bb9a2e24b1a289f48a39e0cda098e3e172e1edd20df5bc62a8aab2ebd70adc50b1a25907472c57b6aab34d63089ffe568137b540bc8d6aeec5a9c921e3d64b38cc6dfbfc94170ec1672d526ec38553943d0fcfd185c40f197ebd59a9b8d1dbada25b9c6d8dfc115023aabda6ef13e2ef55c089c3cd68369e4109b192ab62957e3e53d9b9ff0025d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e04160414c4a7b1a47b2c71fadbe14b9075ffc41560858910300d06092a864886f70d01010505000382010100a31a2c9b17005ca91eee2866373abf83c73f4bc309a095205de3d95944d23e0d3ebd8a4ba0741fce10829c741a1d7e981addcb134bb32044e491e9ccfc7da5db6ae5fee6fde04eddb7003ab57049aff2e5eb02f1d1028b19cb943a5e48c4181e58195f1e025af00cf1b1ada9dc59868b6ee991f586cafab96633aa595bcee2a7167347cb2bcc99b03748cfe3564bf5cf0f0c723287c6f044bb53726d43f526489a5267b758abfe67767178db0da256141339243185a2a8025a3047e1dd5007bc02099000eb6463609b16bc88c912e6d27d918bf93d328d65b4e97cb15776eac5b62839bf15651cc8f677966a0a8d770bd8910b048e07db29b60aee9d82353510	KHAN x CHEATS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	KHAN x CHEATS.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	KHAN x CHEATS.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2792	2808	ug.exe	30
PID 2808 wrote to memory of 2792	2808	ug.exe	30
PID 2808 wrote to memory of 2792	2808	ug.exe	30
PID 2808 wrote to memory of 2792	2808	ug.exe	30
PID 2792 wrote to memory of 2208	2792	KHAN x CHEATS.exe	32
PID 2792 wrote to memory of 2208	2792	KHAN x CHEATS.exe	32
PID 2792 wrote to memory of 2208	2792	KHAN x CHEATS.exe	32
PID 2208 wrote to memory of 2504	2208	cmd.exe	34
PID 2208 wrote to memory of 2504	2208	cmd.exe	34
PID 2208 wrote to memory of 2504	2208	cmd.exe	34
PID 2504 wrote to memory of 2488	2504	cmd.exe	36
PID 2504 wrote to memory of 2488	2504	cmd.exe	36
PID 2504 wrote to memory of 2488	2504	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\ug.exe
"C:\Users\Admin\AppData\Local\Temp\ug.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Users\Admin\AppData\Local\Temp\~sfx0022F60E94\KHAN x CHEATS.exe
  "C:\Users\Admin\AppData\Local\Temp\~sfx0022F60E94\KHAN x CHEATS.exe"
  2⤵
  - Executes dropped EXE
  - Enumerates system info in registry
  - Modifies system certificate store
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Windows\system32\cmd.exe
    "cmd.exe" /c start cmd /C "color b && title Error && echo You must run the function KeyAuthApp.init(); first && timeout /t 5"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2208
  - - C:\Windows\system32\cmd.exe
      cmd /C "color b && title Error && echo You must run the function KeyAuthApp.init(); first && timeout /t 5"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2504
    - - C:\Windows\system32\timeout.exe
        
        timeout /t 5
        5⤵
        Delays execution with timeout.exe
        
        PID:2488

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
922fc9c1e9e17a943fb30d16ade671b2

SHA1
e12ca1712b7480efdb926be71278ef672f3da306

SHA256
bff1024634fe666025a7b3413f50ff57a075661d198a29c8f3cfc7d184a65a04

SHA512
6bb53b8293a308447224237dd213d4516afcdc122187b7523d0ffaa6c85231fed27c4d660ae409bd24ec394cf2651daabfb69001e2e9c746992912e83dda17f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab7042.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar70B2.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\~sfx0022F60E94\Guna.UI2.dll

Filesize
2.1MB

MD5
c19e9e6a4bc1b668d19505a0437e7f7e

SHA1
73be712aef4baa6e9dabfc237b5c039f62a847fa

SHA256
9ac8b65e5c13292a8e564187c1e7446adc4230228b669383bd7b07035ab99a82

SHA512
b6cd0af436459f35a97db2d928120c53d3691533b01e4f0e8b382f2bd81d9a9a2c57e5e2aa6ade9d6a1746d5c4b2ef6c88d3a0cf519424b34445d0d30aab61de

Download Submit
C:\Users\Admin\AppData\Local\Temp\~sfx0022F60E94\KHAN x CHEATS.exe

Filesize
4.1MB

MD5
83ccf8905ca94e63a0edbec1cd4955f7

SHA1
f3c9231780bfa30ead089a6eaf055b944f8289b9

SHA256
c1db115b69ab6d3f28080a867989f4aff44464b6140af10e90d00a7b6cfa2c02

SHA512
5657a740be2e5fae15c18d00cd1a2bd3a88ceebe6fb155ff26884314f094e680d0afd2112caa7c12e024294b0b6f26f8a5333a831f2500779a0d0ddfb05c4a3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\~sfx0022F60E94\KHAN x CHEATS.exe.config

Filesize
565B

MD5
98dbb4a9bc384dca6b79a47886c42891

SHA1
028caef2a44a0bfc41ef8f0c7149952ff1022a01

SHA256
4e12056f6c6ff7d05f4dfd957586aeb41fe563677c57ae2fc43aff8aa2bcf970

SHA512
fabca42ffbba0e98ca5d90a95d2d849d27e42614b0c5dd6387e1994b7794e009fe27d060f26950527a614eb67319c12c2bc52563f975bfd4f570d5f7e58ee71e

Download Submit
C:\Users\Admin\AppData\Local\Temp\~sfx0022F60E94\KHAN x CHEATS.pdb

Filesize
159KB

MD5
be46313ca3e6c9246b52784b4ce64442

SHA1
db2d8e87f9fd9f650957b2fae9e4a720abf2daa5

SHA256
97a4017b637e86fd05447f0529cc99d99ce8341b64ac17edd0dcd058522f95ee

SHA512
ecdfdc9a09c2487d176148404ec469ae8ca468537733e5dbaea30e6c35e39fba16f57952c6132bdc400145010ab804755357efb7094299a9048bb851579af569

Download Submit
memory/2792-45-0x000000001BF00000-0x000000001C114000-memory.dmp

Filesize
2.1MB

Download
memory/2792-48-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-47-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-46-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-43-0x0000000000A10000-0x0000000000E26000-memory.dmp

Filesize
4.1MB

Download
memory/2792-122-0x000007FEF5A63000-0x000007FEF5A64000-memory.dmp

Filesize
4KB

Download
memory/2792-123-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-125-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-126-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

Filesize
9.9MB

Download
memory/2792-41-0x000007FEF5A63000-0x000007FEF5A64000-memory.dmp

Filesize
4KB

Download
memory/2792-146-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp

Filesize
9.9MB

Download
memory/2808-124-0x0000000000400000-0x0000000000E5A000-memory.dmp

Filesize
10.4MB

Download
memory/2808-175-0x0000000000400000-0x0000000000E5A000-memory.dmp

Filesize
10.4MB

Download

Analysis

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