agenttesla | 5b380a0aa6d0ac13ced83ccc5a622c9ec2f5fa131e52007d7a2aaef5bdb54aca

General

Target

Halkbank.exe
Size

847KB
MD5

2c68eca81ac03f1877bdcc6140893046
SHA1

2be88a2102e51dec6441f68d0f1a16b8fe5400f9
SHA256

512294ae476d17262a6fb911548683e8cacc6d30fd8bb9eea1e7c78412e51e35
SHA512

85e6d10c0e56215980ee9b002d918e5db85054bef4bf444602a4c9c0877098e4f6e2042ed5855add79bbe50a39c383c4084209955f113238d35dda40adcccd53

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ugurlumakina.com.tr
Port:
587
Username:
ugurlumakina@ugurlumakina.com.tr
Password:
uGUR54257!

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3196-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3196-126-0x000000000043762E-mapping.dmp	family_agenttesla
behavioral2/memory/3196-131-0x0000000005390000-0x000000000588E000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

Halkbank.exe

description pid process target process

PID 604 set thread context of 3196 604 Halkbank.exe Halkbank.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Halkbank.exeHalkbank.exe

pid process

604 Halkbank.exe
604 Halkbank.exe
604 Halkbank.exe
604 Halkbank.exe
3196 Halkbank.exe
3196 Halkbank.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Halkbank.exeHalkbank.exe

description pid process

Token: SeDebugPrivilege 604 Halkbank.exe
Token: SeDebugPrivilege 3196 Halkbank.exe

description	pid	process	target process
PID 604 set thread context of 3196	604	Halkbank.exe	Halkbank.exe

pid	process
604	Halkbank.exe
604	Halkbank.exe
604	Halkbank.exe
604	Halkbank.exe
3196	Halkbank.exe
3196	Halkbank.exe

description	pid	process
Token: SeDebugPrivilege	604	Halkbank.exe
Token: SeDebugPrivilege	3196	Halkbank.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Halkbank.exe

description	pid	process	target process
PID 604 wrote to memory of 3196	604	Halkbank.exe	Halkbank.exe
PID 604 wrote to memory of 3196	604	Halkbank.exe	Halkbank.exe
PID 604 wrote to memory of 3196	604	Halkbank.exe	Halkbank.exe
PID 604 wrote to memory of 3196	604	Halkbank.exe	Halkbank.exe
PID 604 wrote to memory of 3196	604	Halkbank.exe	Halkbank.exe
PID 604 wrote to memory of 3196	604	Halkbank.exe	Halkbank.exe
PID 604 wrote to memory of 3196	604	Halkbank.exe	Halkbank.exe
PID 604 wrote to memory of 3196	604	Halkbank.exe	Halkbank.exe

C:\Users\Admin\AppData\Local\Temp\Halkbank.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:604

C:\Users\Admin\AppData\Local\Temp\Halkbank.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3196

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Halkbank.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
memory/604-119-0x00000000050D0000-0x00000000055CE000-memory.dmp

Filesize
5.0MB

Download
memory/604-124-0x0000000009AF0000-0x0000000009B33000-memory.dmp

Filesize
268KB

Download
memory/604-118-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/604-114-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/604-120-0x0000000004F40000-0x0000000004F41000-memory.dmp

Filesize
4KB

Download
memory/604-121-0x0000000005260000-0x0000000005261000-memory.dmp

Filesize
4KB

Download
memory/604-117-0x00000000055D0000-0x00000000055D1000-memory.dmp

Filesize
4KB

Download
memory/604-123-0x0000000000F40000-0x0000000000FB8000-memory.dmp

Filesize
480KB

Download
memory/604-122-0x0000000007280000-0x0000000007289000-memory.dmp

Filesize
36KB

Download
memory/604-116-0x0000000004F80000-0x0000000004F81000-memory.dmp

Filesize
4KB

Download
memory/3196-126-0x000000000043762E-mapping.dmp

Download
memory/3196-125-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3196-131-0x0000000005390000-0x000000000588E000-memory.dmp

Filesize
5.0MB

Download
memory/3196-133-0x0000000005530000-0x0000000005531000-memory.dmp

Filesize
4KB

Download
memory/3196-134-0x0000000006000000-0x0000000006001000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads